MPB_ATTRIB_RAID1 | \
MPB_ATTRIB_RAID10 | \
MPB_ATTRIB_RAID5 | \
- MPB_ATTRIB_EXP_STRIPE_SIZE)
+ MPB_ATTRIB_EXP_STRIPE_SIZE | \
+ MPB_ATTRIB_BBM)
/* Define attributes that are unused but not harmful */
#define MPB_ATTRIB_IGNORED (MPB_ATTRIB_NEVER_USE)
#define IMSM_RESERVED_SECTORS 4096
#define NUM_BLOCKS_DIRTY_STRIPE_REGION 2056
#define SECT_PER_MB_SHIFT 11
+#define MAX_SECTOR_SIZE 4096
/* Disk configuration info. */
#define IMSM_MAX_DEVICES 255
#define CONFIGURED_DISK __cpu_to_le32(0x02) /* Member of some RaidDev */
#define FAILED_DISK __cpu_to_le32(0x04) /* Permanent failure */
__u32 status; /* 0xF0 - 0xF3 */
- __u32 owner_cfg_num; /* which config 0,1,2... owns this disk */
+ __u32 owner_cfg_num; /* which config 0,1,2... owns this disk */
__u32 total_blocks_hi; /* 0xF4 - 0xF5 total blocks hi */
#define IMSM_DISK_FILLERS 3
__u32 filler[IMSM_DISK_FILLERS]; /* 0xF5 - 0x107 MPB_DISK_FILLERS for future expansion */
} __attribute__ ((packed));
#define BBM_LOG_MAX_ENTRIES 254
+#define BBM_LOG_MAX_LBA_ENTRY_VAL 256 /* Represents 256 LBAs */
+#define BBM_LOG_SIGNATURE 0xabadb10c
+
+struct bbm_log_block_addr {
+ __u16 w1;
+ __u32 dw1;
+} __attribute__ ((__packed__));
struct bbm_log_entry {
- __u64 defective_block_start;
-#define UNREADABLE 0xFFFFFFFF
- __u32 spare_block_offset;
- __u16 remapped_marked_count;
- __u16 disk_ordinal;
+ __u8 marked_count; /* Number of blocks marked - 1 */
+ __u8 disk_ordinal; /* Disk entry within the imsm_super */
+ struct bbm_log_block_addr defective_block_start;
} __attribute__ ((__packed__));
struct bbm_log {
__u32 signature; /* 0xABADB10C */
__u32 entry_count;
- __u32 reserved_spare_block_count; /* 0 */
- __u32 reserved; /* 0xFFFF */
- __u64 first_spare_lba;
- struct bbm_log_entry mapped_block_entries[BBM_LOG_MAX_ENTRIES];
+ struct bbm_log_entry marked_block_entries[BBM_LOG_MAX_ENTRIES];
} __attribute__ ((__packed__));
-
#ifndef MDASSEMBLE
static char *map_state_str[] = { "normal", "uninitialized", "degraded", "failed" };
#endif
#define GEN_MIGR_AREA_SIZE 2048 /* General Migration Copy Area size in blocks */
-#define MIGR_REC_BUF_SIZE 512 /* size of migr_record i/o buffer */
-#define MIGR_REC_POSITION 512 /* migr_record position offset on disk,
- * MIGR_REC_BUF_SIZE <= MIGR_REC_POSITION
+#define MIGR_REC_BUF_SECTORS 1 /* size of migr_record i/o buffer in sectors */
+#define MIGR_REC_SECTOR_POSITION 1 /* migr_record position offset on disk,
+ * MIGR_REC_BUF_SECTORS <= MIGR_REC_SECTOR_POS
*/
-
#define UNIT_SRC_NORMAL 0 /* Source data for curr_migr_unit must
* be recovered using srcMap */
#define UNIT_SRC_IN_CP_AREA 1 /* Source data for curr_migr_unit has
struct md_list *next;
};
-#define pr_vrb(fmt, arg...) (void) (verbose && fprintf(stderr, Name fmt, ##arg))
+#define pr_vrb(fmt, arg...) (void) (verbose && pr_err(fmt, ##arg))
static __u8 migr_type(struct imsm_dev *dev)
{
}
}
-static unsigned int sector_count(__u32 bytes)
+static unsigned int sector_count(__u32 bytes, unsigned int sector_size)
{
- return ROUND_UP(bytes, 512) / 512;
+ return ROUND_UP(bytes, sector_size) / sector_size;
}
-static unsigned int mpb_sectors(struct imsm_super *mpb)
+static unsigned int mpb_sectors(struct imsm_super *mpb,
+ unsigned int sector_size)
{
- return sector_count(__le32_to_cpu(mpb->mpb_size));
+ return sector_count(__le32_to_cpu(mpb->mpb_size), sector_size);
}
struct intel_dev {
array, it indicates that mdmon is allowed to clean migration
record */
size_t len; /* size of the 'buf' allocation */
+ size_t extra_space; /* extra space in 'buf' that is not used yet */
void *next_buf; /* for realloc'ing buf from the manager */
size_t next_len;
int updates_pending; /* count of pending updates for mdmon */
unsigned long long create_offset; /* common start for 'current_vol' */
__u32 random; /* random data for seeding new family numbers */
struct intel_dev *devlist;
+ unsigned int sector_size; /* sector size of used member drives */
struct dl {
struct dl *next;
int index;
struct intel_hba *hba; /* device path of the raid controller for this metadata */
const struct imsm_orom *orom; /* platform firmware support */
struct intel_super *next; /* (temp) list for disambiguating family_num */
+ struct md_bb bb; /* memory for get_bad_blocks call */
};
struct intel_disk {
update_takeover,
update_general_migration_checkpoint,
update_size_change,
+ update_prealloc_badblocks_mem,
};
struct imsm_update_activate_spare {
};
struct geo_params {
- int dev_id;
+ char devnm[32];
char *dev_name;
- long long size;
+ unsigned long long size;
int level;
int layout;
int chunksize;
enum imsm_update_type type;
};
+struct imsm_update_prealloc_bb_mem {
+ enum imsm_update_type type;
+};
static const char *_sys_dev_type[] = {
[SYS_DEV_UNKNOWN] = "Unknown",
[SYS_DEV_SAS] = "SAS",
- [SYS_DEV_SATA] = "SATA"
+ [SYS_DEV_SATA] = "SATA",
+ [SYS_DEV_NVME] = "NVMe",
+ [SYS_DEV_VMD] = "VMD"
};
const char *get_sys_dev_type(enum sys_dev_type type)
static struct intel_hba * alloc_intel_hba(struct sys_dev *device)
{
- struct intel_hba *result = malloc(sizeof(*result));
- if (result) {
- result->type = device->type;
- result->path = strdup(device->path);
- result->next = NULL;
- if (result->path && (result->pci_id = strrchr(result->path, '/')) != NULL)
- result->pci_id++;
- }
+ struct intel_hba *result = xmalloc(sizeof(*result));
+
+ result->type = device->type;
+ result->path = xstrdup(device->path);
+ result->next = NULL;
+ if (result->path && (result->pci_id = strrchr(result->path, '/')) != NULL)
+ result->pci_id++;
+
return result;
}
static struct intel_hba * find_intel_hba(struct intel_hba *hba, struct sys_dev *device)
{
- struct intel_hba *result=NULL;
+ struct intel_hba *result;
+
for (result = hba; result; result = result->next) {
if (result->type == device->type && strcmp(result->path, device->path) == 0)
break;
hba = super->hba;
/* Intel metadata allows for all disks attached to the same type HBA.
- * Do not sypport odf HBA types mixing
+ * Do not support HBA types mixing
*/
if (device->type != hba->type)
return 2;
+ /* Multiple same type HBAs can be used if they share the same OROM */
+ const struct imsm_orom *device_orom = get_orom_by_device_id(device->dev_id);
+
+ if (device_orom != super->orom)
+ return 2;
+
while (hba->next)
hba = hba->next;
static struct sys_dev* find_disk_attached_hba(int fd, const char *devname)
{
- struct sys_dev *list, *elem, *prev;
+ struct sys_dev *list, *elem;
char *disk_path;
if ((list = find_intel_devices()) == NULL)
else
disk_path = diskfd_to_devpath(fd);
- if (!disk_path) {
- free_sys_dev(&list);
+ if (!disk_path)
return 0;
- }
- for (prev = NULL, elem = list; elem; prev = elem, elem = elem->next) {
- if (path_attached_to_hba(disk_path, elem->path)) {
- if (prev == NULL)
- list = list->next;
- else
- prev->next = elem->next;
- elem->next = NULL;
- if (disk_path != devname)
- free(disk_path);
- free_sys_dev(&list);
+ for (elem = list; elem; elem = elem->next)
+ if (path_attached_to_hba(disk_path, elem->path))
return elem;
- }
- }
+
if (disk_path != devname)
free(disk_path);
- free_sys_dev(&list);
return NULL;
}
-
static int find_intel_hba_capability(int fd, struct intel_super *super,
char *devname);
)
return NULL;
- st = malloc(sizeof(*st));
- if (!st)
- return NULL;
- memset(st, 0, sizeof(*st));
- st->container_dev = NoMdDev;
+ st = xcalloc(1, sizeof(*st));
st->ss = &super_imsm;
st->max_devs = IMSM_MAX_DEVICES;
st->minor_version = 0;
__u32 *p = (__u32 *) mpb;
__u32 sum = 0;
- while (end--) {
- sum += __le32_to_cpu(*p);
+ while (end--) {
+ sum += __le32_to_cpu(*p);
p++;
}
- return sum - __le32_to_cpu(mpb->check_sum);
+ return sum - __le32_to_cpu(mpb->check_sum);
}
static size_t sizeof_imsm_map(struct imsm_map *map)
return NULL;
}
+static inline unsigned long long __le48_to_cpu(const struct bbm_log_block_addr
+ *addr)
+{
+ return ((((__u64)__le32_to_cpu(addr->dw1)) << 16) |
+ __le16_to_cpu(addr->w1));
+}
+
+static inline struct bbm_log_block_addr __cpu_to_le48(unsigned long long sec)
+{
+ struct bbm_log_block_addr addr;
+
+ addr.w1 = __cpu_to_le16((__u16)(sec & 0xffff));
+ addr.dw1 = __cpu_to_le32((__u32)(sec >> 16) & 0xffffffff);
+ return addr;
+}
+
+#ifndef MDASSEMBLE
+/* get size of the bbm log */
+static __u32 get_imsm_bbm_log_size(struct bbm_log *log)
+{
+ if (!log || log->entry_count == 0)
+ return 0;
+
+ return sizeof(log->signature) +
+ sizeof(log->entry_count) +
+ log->entry_count * sizeof(struct bbm_log_entry);
+}
+
+/* check if bad block is not partially stored in bbm log */
+static int is_stored_in_bbm(struct bbm_log *log, const __u8 idx, const unsigned
+ long long sector, const int length, __u32 *pos)
+{
+ __u32 i;
+
+ for (i = *pos; i < log->entry_count; i++) {
+ struct bbm_log_entry *entry = &log->marked_block_entries[i];
+ unsigned long long bb_start;
+ unsigned long long bb_end;
+
+ bb_start = __le48_to_cpu(&entry->defective_block_start);
+ bb_end = bb_start + (entry->marked_count + 1);
+
+ if ((entry->disk_ordinal == idx) && (bb_start >= sector) &&
+ (bb_end <= sector + length)) {
+ *pos = i;
+ return 1;
+ }
+ }
+ return 0;
+}
+
+/* record new bad block in bbm log */
+static int record_new_badblock(struct bbm_log *log, const __u8 idx, unsigned
+ long long sector, int length)
+{
+ int new_bb = 0;
+ __u32 pos = 0;
+ struct bbm_log_entry *entry = NULL;
+
+ while (is_stored_in_bbm(log, idx, sector, length, &pos)) {
+ struct bbm_log_entry *e = &log->marked_block_entries[pos];
+
+ if ((e->marked_count + 1 == BBM_LOG_MAX_LBA_ENTRY_VAL) &&
+ (__le48_to_cpu(&e->defective_block_start) == sector)) {
+ sector += BBM_LOG_MAX_LBA_ENTRY_VAL;
+ length -= BBM_LOG_MAX_LBA_ENTRY_VAL;
+ pos = pos + 1;
+ continue;
+ }
+ entry = e;
+ break;
+ }
+
+ if (entry) {
+ int cnt = (length <= BBM_LOG_MAX_LBA_ENTRY_VAL) ? length :
+ BBM_LOG_MAX_LBA_ENTRY_VAL;
+ entry->defective_block_start = __cpu_to_le48(sector);
+ entry->marked_count = cnt - 1;
+ if (cnt == length)
+ return 1;
+ sector += cnt;
+ length -= cnt;
+ }
+
+ new_bb = ROUND_UP(length, BBM_LOG_MAX_LBA_ENTRY_VAL) /
+ BBM_LOG_MAX_LBA_ENTRY_VAL;
+ if (log->entry_count + new_bb > BBM_LOG_MAX_ENTRIES)
+ return 0;
+
+ while (length > 0) {
+ int cnt = (length <= BBM_LOG_MAX_LBA_ENTRY_VAL) ? length :
+ BBM_LOG_MAX_LBA_ENTRY_VAL;
+ struct bbm_log_entry *entry =
+ &log->marked_block_entries[log->entry_count];
+
+ entry->defective_block_start = __cpu_to_le48(sector);
+ entry->marked_count = cnt - 1;
+ entry->disk_ordinal = idx;
+
+ sector += cnt;
+ length -= cnt;
+
+ log->entry_count++;
+ }
+
+ return new_bb;
+}
+
+/* clear all bad blocks for given disk */
+static void clear_disk_badblocks(struct bbm_log *log, const __u8 idx)
+{
+ __u32 i = 0;
+
+ while (i < log->entry_count) {
+ struct bbm_log_entry *entries = log->marked_block_entries;
+
+ if (entries[i].disk_ordinal == idx) {
+ if (i < log->entry_count - 1)
+ entries[i] = entries[log->entry_count - 1];
+ log->entry_count--;
+ } else {
+ i++;
+ }
+ }
+}
+
+/* clear given bad block */
+static int clear_badblock(struct bbm_log *log, const __u8 idx, const unsigned
+ long long sector, const int length) {
+ __u32 i = 0;
+
+ while (i < log->entry_count) {
+ struct bbm_log_entry *entries = log->marked_block_entries;
+
+ if ((entries[i].disk_ordinal == idx) &&
+ (__le48_to_cpu(&entries[i].defective_block_start) ==
+ sector) && (entries[i].marked_count + 1 == length)) {
+ if (i < log->entry_count - 1)
+ entries[i] = entries[log->entry_count - 1];
+ log->entry_count--;
+ break;
+ }
+ i++;
+ }
+
+ return 1;
+}
+#endif /* MDASSEMBLE */
+
+/* allocate and load BBM log from metadata */
+static int load_bbm_log(struct intel_super *super)
+{
+ struct imsm_super *mpb = super->anchor;
+ __u32 bbm_log_size = __le32_to_cpu(mpb->bbm_log_size);
+
+ super->bbm_log = xcalloc(1, sizeof(struct bbm_log));
+ if (!super->bbm_log)
+ return 1;
+
+ if (bbm_log_size) {
+ struct bbm_log *log = (void *)mpb +
+ __le32_to_cpu(mpb->mpb_size) - bbm_log_size;
+
+ __u32 entry_count;
+
+ if (bbm_log_size < sizeof(log->signature) +
+ sizeof(log->entry_count))
+ return 2;
+
+ entry_count = __le32_to_cpu(log->entry_count);
+ if ((__le32_to_cpu(log->signature) != BBM_LOG_SIGNATURE) ||
+ (entry_count > BBM_LOG_MAX_ENTRIES))
+ return 3;
+
+ if (bbm_log_size !=
+ sizeof(log->signature) + sizeof(log->entry_count) +
+ entry_count * sizeof(struct bbm_log_entry))
+ return 4;
+
+ memcpy(super->bbm_log, log, bbm_log_size);
+ } else {
+ super->bbm_log->signature = __cpu_to_le32(BBM_LOG_SIGNATURE);
+ super->bbm_log->entry_count = 0;
+ }
+
+ return 0;
+}
+
+/* checks if bad block is within volume boundaries */
+static int is_bad_block_in_volume(const struct bbm_log_entry *entry,
+ const unsigned long long start_sector,
+ const unsigned long long size)
+{
+ unsigned long long bb_start;
+ unsigned long long bb_end;
+
+ bb_start = __le48_to_cpu(&entry->defective_block_start);
+ bb_end = bb_start + (entry->marked_count + 1);
+
+ if (((bb_start >= start_sector) && (bb_start < start_sector + size)) ||
+ ((bb_end >= start_sector) && (bb_end <= start_sector + size)))
+ return 1;
+
+ return 0;
+}
+
+/* get list of bad blocks on a drive for a volume */
+static void get_volume_badblocks(const struct bbm_log *log, const __u8 idx,
+ const unsigned long long start_sector,
+ const unsigned long long size,
+ struct md_bb *bbs)
+{
+ __u32 count = 0;
+ __u32 i;
+
+ for (i = 0; i < log->entry_count; i++) {
+ const struct bbm_log_entry *ent =
+ &log->marked_block_entries[i];
+ struct md_bb_entry *bb;
+
+ if ((ent->disk_ordinal == idx) &&
+ is_bad_block_in_volume(ent, start_sector, size)) {
+
+ if (!bbs->entries) {
+ bbs->entries = xmalloc(BBM_LOG_MAX_ENTRIES *
+ sizeof(*bb));
+ if (!bbs->entries)
+ break;
+ }
+
+ bb = &bbs->entries[count++];
+ bb->sector = __le48_to_cpu(&ent->defective_block_start);
+ bb->length = ent->marked_count + 1;
+ }
+ }
+ bbs->count = count;
+}
+
/*
* for second_map:
* == MAP_0 get first map
return join_u32(map->blocks_per_member_lo, map->blocks_per_member_hi);
}
-#ifndef MDASSEMBLE
static unsigned long long num_data_stripes(struct imsm_map *map)
{
if (map == NULL)
{
split_ull(n, &disk->total_blocks_lo, &disk->total_blocks_hi);
}
-#endif
static void set_pba_of_lba0(struct imsm_map *map, unsigned long long n)
{
else
reservation = MPB_SECTOR_CNT + IMSM_RESERVED_SECTORS;
- rv = malloc(sizeof(struct extent) * (memberships + 1));
- if (!rv)
- return NULL;
+ rv = xcalloc(sizeof(struct extent), (memberships + 1));
e = rv;
for (i = 0; i < super->anchor->num_raid_devs; i++) {
}
qsort(rv, memberships, sizeof(*rv), cmp_extent);
- /* determine the start of the metadata
+ /* determine the start of the metadata
* when no raid devices are defined use the default
* ...otherwise allow the metadata to truncate the value
* as is the case with older versions of imsm
static int is_gen_migration(struct imsm_dev *dev);
+#define IMSM_4K_DIV 8
+
#ifndef MDASSEMBLE
static __u64 blocks_per_migr_unit(struct intel_super *super,
struct imsm_dev *dev);
printf(" <-- %s", map_state_str[map->map_state]);
printf("\n Checkpoint : %u ",
__le32_to_cpu(dev->vol.curr_migr_unit));
- if ((is_gen_migration(dev)) && ((slot > 1) || (slot < 0)))
+ if (is_gen_migration(dev) && (slot > 1 || slot < 0))
printf("(N/A)");
else
printf("(%llu)", (unsigned long long)
human_size(sz * 512));
}
+void convert_to_4k_imsm_migr_rec(struct intel_super *super)
+{
+ struct migr_record *migr_rec = super->migr_rec;
+
+ migr_rec->blocks_per_unit /= IMSM_4K_DIV;
+ migr_rec->ckpt_area_pba /= IMSM_4K_DIV;
+ migr_rec->dest_1st_member_lba /= IMSM_4K_DIV;
+ migr_rec->dest_depth_per_unit /= IMSM_4K_DIV;
+ split_ull((join_u32(migr_rec->post_migr_vol_cap,
+ migr_rec->post_migr_vol_cap_hi) / IMSM_4K_DIV),
+ &migr_rec->post_migr_vol_cap, &migr_rec->post_migr_vol_cap_hi);
+}
+
+void convert_to_4k_imsm_disk(struct imsm_disk *disk)
+{
+ set_total_blocks(disk, (total_blocks(disk)/IMSM_4K_DIV));
+}
+
+void convert_to_4k(struct intel_super *super)
+{
+ struct imsm_super *mpb = super->anchor;
+ struct imsm_disk *disk;
+ int i;
+ __u32 bbm_log_size = __le32_to_cpu(mpb->bbm_log_size);
+
+ for (i = 0; i < mpb->num_disks ; i++) {
+ disk = __get_imsm_disk(mpb, i);
+ /* disk */
+ convert_to_4k_imsm_disk(disk);
+ }
+ for (i = 0; i < mpb->num_raid_devs; i++) {
+ struct imsm_dev *dev = __get_imsm_dev(mpb, i);
+ struct imsm_map *map = get_imsm_map(dev, MAP_0);
+ /* dev */
+ split_ull((join_u32(dev->size_low, dev->size_high)/IMSM_4K_DIV),
+ &dev->size_low, &dev->size_high);
+ dev->vol.curr_migr_unit /= IMSM_4K_DIV;
+
+ /* map0 */
+ set_blocks_per_member(map, blocks_per_member(map)/IMSM_4K_DIV);
+ map->blocks_per_strip /= IMSM_4K_DIV;
+ set_pba_of_lba0(map, pba_of_lba0(map)/IMSM_4K_DIV);
+
+ if (dev->vol.migr_state) {
+ /* map1 */
+ map = get_imsm_map(dev, MAP_1);
+ set_blocks_per_member(map,
+ blocks_per_member(map)/IMSM_4K_DIV);
+ map->blocks_per_strip /= IMSM_4K_DIV;
+ set_pba_of_lba0(map, pba_of_lba0(map)/IMSM_4K_DIV);
+ }
+ }
+ if (bbm_log_size) {
+ struct bbm_log *log = (void *)mpb +
+ __le32_to_cpu(mpb->mpb_size) - bbm_log_size;
+ __u32 i;
+
+ for (i = 0; i < log->entry_count; i++) {
+ struct bbm_log_entry *entry =
+ &log->marked_block_entries[i];
+
+ __u8 count = entry->marked_count + 1;
+ unsigned long long sector =
+ __le48_to_cpu(&entry->defective_block_start);
+
+ entry->defective_block_start =
+ __cpu_to_le48(sector/IMSM_4K_DIV);
+ entry->marked_count = max(count/IMSM_4K_DIV, 1) - 1;
+ }
+ }
+
+ mpb->check_sum = __gen_imsm_checksum(mpb);
+}
+
void examine_migr_rec_imsm(struct intel_super *super)
{
struct migr_record *migr_rec = super->migr_rec;
map = get_imsm_map(dev, MAP_0);
if (map)
slot = get_imsm_disk_slot(map, super->disks->index);
- if ((map == NULL) || (slot > 1) || (slot < 0)) {
+ if (map == NULL || slot > 1 || slot < 0) {
printf(" Empty\n ");
printf("Examine one of first two disks in array\n");
break;
}
}
#endif /* MDASSEMBLE */
+
+void convert_from_4k_imsm_migr_rec(struct intel_super *super)
+{
+ struct migr_record *migr_rec = super->migr_rec;
+
+ migr_rec->blocks_per_unit *= IMSM_4K_DIV;
+ migr_rec->ckpt_area_pba *= IMSM_4K_DIV;
+ migr_rec->dest_1st_member_lba *= IMSM_4K_DIV;
+ migr_rec->dest_depth_per_unit *= IMSM_4K_DIV;
+ split_ull((join_u32(migr_rec->post_migr_vol_cap,
+ migr_rec->post_migr_vol_cap_hi) * IMSM_4K_DIV),
+ &migr_rec->post_migr_vol_cap,
+ &migr_rec->post_migr_vol_cap_hi);
+}
+
+void convert_from_4k(struct intel_super *super)
+{
+ struct imsm_super *mpb = super->anchor;
+ struct imsm_disk *disk;
+ int i;
+ __u32 bbm_log_size = __le32_to_cpu(mpb->bbm_log_size);
+
+ for (i = 0; i < mpb->num_disks ; i++) {
+ disk = __get_imsm_disk(mpb, i);
+ /* disk */
+ set_total_blocks(disk, (total_blocks(disk)*IMSM_4K_DIV));
+ }
+
+ for (i = 0; i < mpb->num_raid_devs; i++) {
+ struct imsm_dev *dev = __get_imsm_dev(mpb, i);
+ struct imsm_map *map = get_imsm_map(dev, MAP_0);
+ /* dev */
+ split_ull((join_u32(dev->size_low, dev->size_high)*IMSM_4K_DIV),
+ &dev->size_low, &dev->size_high);
+ dev->vol.curr_migr_unit *= IMSM_4K_DIV;
+
+ /* map0 */
+ set_blocks_per_member(map, blocks_per_member(map)*IMSM_4K_DIV);
+ map->blocks_per_strip *= IMSM_4K_DIV;
+ set_pba_of_lba0(map, pba_of_lba0(map)*IMSM_4K_DIV);
+
+ if (dev->vol.migr_state) {
+ /* map1 */
+ map = get_imsm_map(dev, MAP_1);
+ set_blocks_per_member(map,
+ blocks_per_member(map)*IMSM_4K_DIV);
+ map->blocks_per_strip *= IMSM_4K_DIV;
+ set_pba_of_lba0(map, pba_of_lba0(map)*IMSM_4K_DIV);
+ }
+ }
+ if (bbm_log_size) {
+ struct bbm_log *log = (void *)mpb +
+ __le32_to_cpu(mpb->mpb_size) - bbm_log_size;
+ __u32 i;
+
+ for (i = 0; i < log->entry_count; i++) {
+ struct bbm_log_entry *entry =
+ &log->marked_block_entries[i];
+
+ __u8 count = entry->marked_count + 1;
+ unsigned long long sector =
+ __le48_to_cpu(&entry->defective_block_start);
+
+ entry->defective_block_start =
+ __cpu_to_le48(sector*IMSM_4K_DIV);
+ entry->marked_count = count*IMSM_4K_DIV - 1;
+ }
+ }
+
+ mpb->check_sum = __gen_imsm_checksum(mpb);
+}
+
/*******************************************************************************
* function: imsm_check_attributes
* Description: Function checks if features represented by attributes flags
- * are supported by mdadm.
+ * are supported by mdadm.
* Parameters:
* attributes - Attributes read from metadata
* Returns:
- * 0 - passed attributes contains unsupported features flags
- * 1 - all features are supported
+ * 0 - passed attributes contains unsupported features flags
+ * 1 - all features are supported
******************************************************************************/
static int imsm_check_attributes(__u32 attributes)
{
not_supported &= attributes;
if (not_supported) {
- fprintf(stderr, Name "(IMSM): Unsupported attributes : %x\n",
+ pr_err("(IMSM): Unsupported attributes : %x\n",
(unsigned)__le32_to_cpu(not_supported));
if (not_supported & MPB_ATTRIB_CHECKSUM_VERIFY) {
dprintf("\t\tMPB_ATTRIB_CHECKSUM_VERIFY \n");
}
if (not_supported)
- dprintf(Name "(IMSM): Unknown attributes : %x\n", not_supported);
+ dprintf("(IMSM): Unknown attributes : %x\n", not_supported);
ret_val = 0;
}
sum = __le32_to_cpu(mpb->check_sum);
printf(" Checksum : %08x %s\n", sum,
__gen_imsm_checksum(mpb) == sum ? "correct" : "incorrect");
- printf(" MPB Sectors : %d\n", mpb_sectors(mpb));
+ printf(" MPB Sectors : %d\n", mpb_sectors(mpb, super->sector_size));
printf(" Disks : %d\n", mpb->num_disks);
printf(" RAID Devices : %d\n", mpb->num_raid_devs);
print_imsm_disk(__get_imsm_disk(mpb, super->disks->index), super->disks->index, reserved);
- if (super->bbm_log) {
+ if (get_imsm_bbm_log_size(super->bbm_log)) {
struct bbm_log *log = super->bbm_log;
printf("\n");
printf(" Log Size : %d\n", __le32_to_cpu(mpb->bbm_log_size));
printf(" Signature : %x\n", __le32_to_cpu(log->signature));
printf(" Entry Count : %d\n", __le32_to_cpu(log->entry_count));
- printf(" Spare Blocks : %d\n", __le32_to_cpu(log->reserved_spare_block_count));
- printf(" First Spare : %llx\n",
- (unsigned long long) __le64_to_cpu(log->first_spare_lba));
}
for (i = 0; i < mpb->num_raid_devs; i++) {
struct mdinfo info;
printf("MD_DEVICES=%u\n", mpb->num_disks);
}
+static int copy_metadata_imsm(struct supertype *st, int from, int to)
+{
+ /* The second last sector of the device contains
+ * the "struct imsm_super" metadata.
+ * This contains mpb_size which is the size in bytes of the
+ * extended metadata. This is located immediately before
+ * the imsm_super.
+ * We want to read all that, plus the last sector which
+ * may contain a migration record, and write it all
+ * to the target.
+ */
+ void *buf;
+ unsigned long long dsize, offset;
+ int sectors;
+ struct imsm_super *sb;
+ struct intel_super *super = st->sb;
+ unsigned int sector_size = super->sector_size;
+ unsigned int written = 0;
+
+ if (posix_memalign(&buf, MAX_SECTOR_SIZE, MAX_SECTOR_SIZE) != 0)
+ return 1;
+
+ if (!get_dev_size(from, NULL, &dsize))
+ goto err;
+
+ if (lseek64(from, dsize-(2*sector_size), 0) < 0)
+ goto err;
+ if (read(from, buf, sector_size) != sector_size)
+ goto err;
+ sb = buf;
+ if (strncmp((char*)sb->sig, MPB_SIGNATURE, MPB_SIG_LEN) != 0)
+ goto err;
+
+ sectors = mpb_sectors(sb, sector_size) + 2;
+ offset = dsize - sectors * sector_size;
+ if (lseek64(from, offset, 0) < 0 ||
+ lseek64(to, offset, 0) < 0)
+ goto err;
+ while (written < sectors * sector_size) {
+ int n = sectors*sector_size - written;
+ if (n > 4096)
+ n = 4096;
+ if (read(from, buf, n) != n)
+ goto err;
+ if (write(to, buf, n) != n)
+ goto err;
+ written += n;
+ }
+ free(buf);
+ return 0;
+err:
+ free(buf);
+ return 1;
+}
+
static void detail_super_imsm(struct supertype *st, char *homehost)
{
struct mdinfo info;
unsigned long port_mask = (1 << port_count) - 1;
if (port_count > (int)sizeof(port_mask) * 8) {
- if (verbose)
- fprintf(stderr, Name ": port_count %d out of range\n", port_count);
+ if (verbose > 0)
+ pr_err("port_count %d out of range\n", port_count);
return 2;
}
* this hba
*/
dir = opendir("/sys/dev/block");
- for (ent = dir ? readdir(dir) : NULL; ent; ent = readdir(dir)) {
+ if (!dir)
+ return 1;
+
+ for (ent = readdir(dir); ent; ent = readdir(dir)) {
int fd;
char model[64];
char vendor[64];
/* retrieve the scsi device type */
if (asprintf(&device, "/sys/dev/block/%d:%d/device/xxxxxxx", major, minor) < 0) {
- if (verbose)
- fprintf(stderr, Name ": failed to allocate 'device'\n");
+ if (verbose > 0)
+ pr_err("failed to allocate 'device'\n");
err = 2;
break;
}
sprintf(device, "/sys/dev/block/%d:%d/device/type", major, minor);
- if (load_sys(device, buf) != 0) {
- if (verbose)
- fprintf(stderr, Name ": failed to read device type for %s\n",
+ if (load_sys(device, buf, sizeof(buf)) != 0) {
+ if (verbose > 0)
+ pr_err("failed to read device type for %s\n",
path);
err = 2;
free(device);
vendor[0] = '\0';
model[0] = '\0';
sprintf(device, "/sys/dev/block/%d:%d/device/vendor", major, minor);
- if (load_sys(device, buf) == 0) {
+ if (load_sys(device, buf, sizeof(buf)) == 0) {
strncpy(vendor, buf, sizeof(vendor));
vendor[sizeof(vendor) - 1] = '\0';
c = (char *) &vendor[sizeof(vendor) - 1];
}
sprintf(device, "/sys/dev/block/%d:%d/device/model", major, minor);
- if (load_sys(device, buf) == 0) {
+ if (load_sys(device, buf, sizeof(buf)) == 0) {
strncpy(model, buf, sizeof(model));
model[sizeof(model) - 1] = '\0';
c = (char *) &model[sizeof(model) - 1];
/* chop device path to 'host%d' and calculate the port number */
c = strchr(&path[hba_len], '/');
if (!c) {
- if (verbose)
- fprintf(stderr, Name ": %s - invalid path name\n", path + hba_len);
+ if (verbose > 0)
+ pr_err("%s - invalid path name\n", path + hba_len);
err = 2;
break;
}
*c = '\0';
- if (sscanf(&path[hba_len], "host%d", &port) == 1)
+ if ((sscanf(&path[hba_len], "ata%d", &port) == 1) ||
+ ((sscanf(&path[hba_len], "host%d", &port) == 1)))
port -= host_base;
else {
- if (verbose) {
+ if (verbose > 0) {
*c = '/'; /* repair the full string */
- fprintf(stderr, Name ": failed to determine port number for %s\n",
+ pr_err("failed to determine port number for %s\n",
path);
}
err = 2;
return err;
}
+static int print_vmd_attached_devs(struct sys_dev *hba)
+{
+ struct dirent *ent;
+ DIR *dir;
+ char path[292];
+ char link[256];
+ char *c, *rp;
+
+ if (hba->type != SYS_DEV_VMD)
+ return 1;
+
+ /* scroll through /sys/dev/block looking for devices attached to
+ * this hba
+ */
+ dir = opendir("/sys/bus/pci/drivers/nvme");
+ if (!dir)
+ return 1;
+
+ for (ent = readdir(dir); ent; ent = readdir(dir)) {
+ int n;
+
+ /* is 'ent' a device? check that the 'subsystem' link exists and
+ * that its target matches 'bus'
+ */
+ sprintf(path, "/sys/bus/pci/drivers/nvme/%s/subsystem",
+ ent->d_name);
+ n = readlink(path, link, sizeof(link));
+ if (n < 0 || n >= (int)sizeof(link))
+ continue;
+ link[n] = '\0';
+ c = strrchr(link, '/');
+ if (!c)
+ continue;
+ if (strncmp("pci", c+1, strlen("pci")) != 0)
+ continue;
+
+ sprintf(path, "/sys/bus/pci/drivers/nvme/%s", ent->d_name);
+ /* if not a intel NVMe - skip it*/
+ if (devpath_to_vendor(path) != 0x8086)
+ continue;
+
+ rp = realpath(path, NULL);
+ if (!rp)
+ continue;
+
+ if (path_attached_to_hba(rp, hba->path)) {
+ printf(" NVMe under VMD : %s\n", rp);
+ }
+ free(rp);
+ }
+
+ closedir(dir);
+ return 0;
+}
+
static void print_found_intel_controllers(struct sys_dev *elem)
{
for (; elem; elem = elem->next) {
- fprintf(stderr, Name ": found Intel(R) ");
+ pr_err("found Intel(R) ");
if (elem->type == SYS_DEV_SATA)
fprintf(stderr, "SATA ");
else if (elem->type == SYS_DEV_SAS)
fprintf(stderr, "SAS ");
- fprintf(stderr, "RAID controller");
+ else if (elem->type == SYS_DEV_NVME)
+ fprintf(stderr, "NVMe ");
+
+ if (elem->type == SYS_DEV_VMD)
+ fprintf(stderr, "VMD domain");
+ else
+ fprintf(stderr, "RAID controller");
+
if (elem->pci_id)
fprintf(stderr, " at %s", elem->pci_id);
fprintf(stderr, ".\n");
for (ent = readdir(dir); ent; ent = readdir(dir)) {
int host;
- if (sscanf(ent->d_name, "host%d", &host) != 1)
+ if ((sscanf(ent->d_name, "ata%d", &host) != 1) &&
+ ((sscanf(ent->d_name, "host%d", &host) != 1)))
continue;
if (*port_count == 0)
host_base = host;
static void print_imsm_capability(const struct imsm_orom *orom)
{
- printf(" Platform : Intel(R) Matrix Storage Manager\n");
- printf(" Version : %d.%d.%d.%d\n", orom->major_ver, orom->minor_ver,
- orom->hotfix_ver, orom->build);
+ printf(" Platform : Intel(R) ");
+ if (orom->capabilities == 0 && orom->driver_features == 0)
+ printf("Matrix Storage Manager\n");
+ else
+ printf("Rapid Storage Technology%s\n",
+ imsm_orom_is_enterprise(orom) ? " enterprise" : "");
+ if (orom->major_ver || orom->minor_ver || orom->hotfix_ver || orom->build)
+ printf(" Version : %d.%d.%d.%d\n", orom->major_ver,
+ orom->minor_ver, orom->hotfix_ver, orom->build);
printf(" RAID Levels :%s%s%s%s%s\n",
imsm_orom_has_raid0(orom) ? " raid0" : "",
imsm_orom_has_raid1(orom) ? " raid1" : "",
printf(" 2TB disks :%s supported\n",
(orom->attr & IMSM_OROM_ATTR_2TB_DISK)?"":" not");
printf(" Max Disks : %d\n", orom->tds);
- printf(" Max Volumes : %d per array, %d per controller\n",
- orom->vpa, orom->vphba);
+ printf(" Max Volumes : %d per array, %d per %s\n",
+ orom->vpa, orom->vphba,
+ imsm_orom_is_nvme(orom) ? "platform" : "controller");
return;
}
-static int detail_platform_imsm(int verbose, int enumerate_only)
+static void print_imsm_capability_export(const struct imsm_orom *orom)
+{
+ printf("MD_FIRMWARE_TYPE=imsm\n");
+ if (orom->major_ver || orom->minor_ver || orom->hotfix_ver || orom->build)
+ printf("IMSM_VERSION=%d.%d.%d.%d\n", orom->major_ver, orom->minor_ver,
+ orom->hotfix_ver, orom->build);
+ printf("IMSM_SUPPORTED_RAID_LEVELS=%s%s%s%s%s\n",
+ imsm_orom_has_raid0(orom) ? "raid0 " : "",
+ imsm_orom_has_raid1(orom) ? "raid1 " : "",
+ imsm_orom_has_raid1e(orom) ? "raid1e " : "",
+ imsm_orom_has_raid5(orom) ? "raid10 " : "",
+ imsm_orom_has_raid10(orom) ? "raid5 " : "");
+ printf("IMSM_SUPPORTED_CHUNK_SIZES=%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n",
+ imsm_orom_has_chunk(orom, 2) ? "2k " : "",
+ imsm_orom_has_chunk(orom, 4) ? "4k " : "",
+ imsm_orom_has_chunk(orom, 8) ? "8k " : "",
+ imsm_orom_has_chunk(orom, 16) ? "16k " : "",
+ imsm_orom_has_chunk(orom, 32) ? "32k " : "",
+ imsm_orom_has_chunk(orom, 64) ? "64k " : "",
+ imsm_orom_has_chunk(orom, 128) ? "128k " : "",
+ imsm_orom_has_chunk(orom, 256) ? "256k " : "",
+ imsm_orom_has_chunk(orom, 512) ? "512k " : "",
+ imsm_orom_has_chunk(orom, 1024*1) ? "1M " : "",
+ imsm_orom_has_chunk(orom, 1024*2) ? "2M " : "",
+ imsm_orom_has_chunk(orom, 1024*4) ? "4M " : "",
+ imsm_orom_has_chunk(orom, 1024*8) ? "8M " : "",
+ imsm_orom_has_chunk(orom, 1024*16) ? "16M " : "",
+ imsm_orom_has_chunk(orom, 1024*32) ? "32M " : "",
+ imsm_orom_has_chunk(orom, 1024*64) ? "64M " : "");
+ printf("IMSM_2TB_VOLUMES=%s\n",(orom->attr & IMSM_OROM_ATTR_2TB) ? "yes" : "no");
+ printf("IMSM_2TB_DISKS=%s\n",(orom->attr & IMSM_OROM_ATTR_2TB_DISK) ? "yes" : "no");
+ printf("IMSM_MAX_DISKS=%d\n",orom->tds);
+ printf("IMSM_MAX_VOLUMES_PER_ARRAY=%d\n",orom->vpa);
+ printf("IMSM_MAX_VOLUMES_PER_CONTROLLER=%d\n",orom->vphba);
+}
+
+static int detail_platform_imsm(int verbose, int enumerate_only, char *controller_path)
{
/* There are two components to imsm platform support, the ahci SATA
* controller and the option-rom. To find the SATA controller we
* platform capabilities. If raid support is disabled in the BIOS the
* option-rom capability structure will not be available.
*/
- const struct imsm_orom *orom;
struct sys_dev *list, *hba;
int host_base = 0;
int port_count = 0;
- int result=0;
+ int result=1;
if (enumerate_only) {
if (check_env("IMSM_NO_PLATFORM"))
if (!list)
return 2;
for (hba = list; hba; hba = hba->next) {
- orom = find_imsm_capability(hba->type);
- if (!orom) {
- result = 2;
+ if (find_imsm_capability(hba)) {
+ result = 0;
break;
}
+ else
+ result = 2;
}
- free_sys_dev(&list);
return result;
}
list = find_intel_devices();
if (!list) {
- if (verbose)
- fprintf(stderr, Name ": no active Intel(R) RAID "
- "controller found.\n");
- free_sys_dev(&list);
+ if (verbose > 0)
+ pr_err("no active Intel(R) RAID controller found.\n");
return 2;
- } else if (verbose)
+ } else if (verbose > 0)
print_found_intel_controllers(list);
for (hba = list; hba; hba = hba->next) {
- orom = find_imsm_capability(hba->type);
- if (!orom)
- fprintf(stderr, Name ": imsm capabilities not found for controller: %s (type %s)\n",
+ if (controller_path && (compare_paths(hba->path, controller_path) != 0))
+ continue;
+ if (!find_imsm_capability(hba)) {
+ char buf[PATH_MAX];
+ pr_err("imsm capabilities not found for controller: %s (type %s)\n",
+ hba->type == SYS_DEV_VMD ? vmd_domain_to_controller(hba, buf) : hba->path,
+ get_sys_dev_type(hba->type));
+ continue;
+ }
+ result = 0;
+ }
+
+ if (controller_path && result == 1) {
+ pr_err("no active Intel(R) RAID controller found under %s\n",
+ controller_path);
+ return result;
+ }
+
+ const struct orom_entry *entry;
+
+ for (entry = orom_entries; entry; entry = entry->next) {
+ if (entry->type == SYS_DEV_VMD) {
+ print_imsm_capability(&entry->orom);
+ for (hba = list; hba; hba = hba->next) {
+ if (hba->type == SYS_DEV_VMD) {
+ char buf[PATH_MAX];
+ printf(" I/O Controller : %s (%s)\n",
+ vmd_domain_to_controller(hba, buf), get_sys_dev_type(hba->type));
+ if (print_vmd_attached_devs(hba)) {
+ if (verbose > 0)
+ pr_err("failed to get devices attached to VMD domain.\n");
+ result |= 2;
+ }
+ }
+ }
+ printf("\n");
+ continue;
+ }
+
+ print_imsm_capability(&entry->orom);
+ if (entry->type == SYS_DEV_NVME) {
+ for (hba = list; hba; hba = hba->next) {
+ if (hba->type == SYS_DEV_NVME)
+ printf(" NVMe Device : %s\n", hba->path);
+ }
+ printf("\n");
+ continue;
+ }
+
+ struct devid_list *devid;
+ for (devid = entry->devid_list; devid; devid = devid->next) {
+ hba = device_by_id(devid->devid);
+ if (!hba)
+ continue;
+
+ printf(" I/O Controller : %s (%s)\n",
hba->path, get_sys_dev_type(hba->type));
- else
- print_imsm_capability(orom);
+ if (hba->type == SYS_DEV_SATA) {
+ host_base = ahci_get_port_count(hba->path, &port_count);
+ if (ahci_enumerate_ports(hba->path, port_count, host_base, verbose)) {
+ if (verbose > 0)
+ pr_err("failed to enumerate ports on SATA controller at %s.\n", hba->pci_id);
+ result |= 2;
+ }
+ }
+ }
+ printf("\n");
+ }
+
+ return result;
+}
+
+static int export_detail_platform_imsm(int verbose, char *controller_path)
+{
+ struct sys_dev *list, *hba;
+ int result=1;
+
+ list = find_intel_devices();
+ if (!list) {
+ if (verbose > 0)
+ pr_err("IMSM_DETAIL_PLATFORM_ERROR=NO_INTEL_DEVICES\n");
+ result = 2;
+ return result;
}
for (hba = list; hba; hba = hba->next) {
- printf(" I/O Controller : %s (%s)\n",
- hba->path, get_sys_dev_type(hba->type));
-
- if (hba->type == SYS_DEV_SATA) {
- host_base = ahci_get_port_count(hba->path, &port_count);
- if (ahci_enumerate_ports(hba->path, port_count, host_base, verbose)) {
- if (verbose)
- fprintf(stderr, Name ": failed to enumerate "
- "ports on SATA controller at %s.", hba->pci_id);
- result |= 2;
- }
+ if (controller_path && (compare_paths(hba->path,controller_path) != 0))
+ continue;
+ if (!find_imsm_capability(hba) && verbose > 0) {
+ char buf[PATH_MAX];
+ pr_err("IMSM_DETAIL_PLATFORM_ERROR=NO_IMSM_CAPABLE_DEVICE_UNDER_%s\n",
+ hba->type == SYS_DEV_VMD ? vmd_domain_to_controller(hba, buf) : hba->path);
+ }
+ else
+ result = 0;
+ }
+
+ const struct orom_entry *entry;
+
+ for (entry = orom_entries; entry; entry = entry->next) {
+ if (entry->type == SYS_DEV_VMD) {
+ for (hba = list; hba; hba = hba->next)
+ print_imsm_capability_export(&entry->orom);
+ continue;
}
+ print_imsm_capability_export(&entry->orom);
}
- free_sys_dev(&list);
return result;
}
+
#endif
static int match_home_imsm(struct supertype *st, char *homehost)
* not the device-set.
* uuid to recognise same set when adding a missing device back
* to an array. This is a uuid for the device-set.
- *
+ *
* For each of these we can make do with a truncated
* or hashed uuid rather than the original, as long as
* everyone agrees.
case 5:
return map->num_members - 1;
default:
- dprintf("%s: unsupported raid level\n", __func__);
+ dprintf("unsupported raid level\n");
return 0;
}
}
static int read_imsm_migr_rec(int fd, struct intel_super *super)
{
int ret_val = -1;
+ unsigned int sector_size = super->sector_size;
unsigned long long dsize;
get_dev_size(fd, NULL, &dsize);
- if (lseek64(fd, dsize - MIGR_REC_POSITION, SEEK_SET) < 0) {
- fprintf(stderr,
- Name ": Cannot seek to anchor block: %s\n",
- strerror(errno));
+ if (lseek64(fd, dsize - (sector_size*MIGR_REC_SECTOR_POSITION),
+ SEEK_SET) < 0) {
+ pr_err("Cannot seek to anchor block: %s\n",
+ strerror(errno));
goto out;
}
- if (read(fd, super->migr_rec_buf, MIGR_REC_BUF_SIZE) !=
- MIGR_REC_BUF_SIZE) {
- fprintf(stderr,
- Name ": Cannot read migr record block: %s\n",
- strerror(errno));
+ if (read(fd, super->migr_rec_buf,
+ MIGR_REC_BUF_SECTORS*sector_size) !=
+ MIGR_REC_BUF_SECTORS*sector_size) {
+ pr_err("Cannot read migr record block: %s\n",
+ strerror(errno));
goto out;
}
ret_val = 0;
+ if (sector_size == 4096)
+ convert_from_4k_imsm_migr_rec(super);
out:
return ret_val;
static int load_imsm_migr_rec(struct intel_super *super, struct mdinfo *info)
{
struct mdinfo *sd;
- struct dl *dl = NULL;
+ struct dl *dl;
char nm[30];
int retval = -1;
int fd = -1;
struct imsm_dev *dev;
- struct imsm_map *map = NULL;
+ struct imsm_map *map;
int slot = -1;
/* find map under migration */
*/
if (dev == NULL)
return -2;
- map = get_imsm_map(dev, MAP_0);
if (info) {
for (sd = info->devs ; sd ; sd = sd->next) {
- /* skip spare and failed disks
- */
- if (sd->disk.raid_disk < 0)
- continue;
/* read only from one of the first two slots */
- if (map)
- slot = get_imsm_disk_slot(map,
- sd->disk.raid_disk);
- if ((map == NULL) || (slot > 1) || (slot < 0))
+ if ((sd->disk.raid_disk < 0) ||
+ (sd->disk.raid_disk > 1))
continue;
sprintf(nm, "%d:%d", sd->disk.major, sd->disk.minor);
}
}
if (fd < 0) {
+ map = get_imsm_map(dev, MAP_0);
for (dl = super->disks; dl; dl = dl->next) {
/* skip spare and failed disks
*/
/* read only from one of the first two slots */
if (map)
slot = get_imsm_disk_slot(map, dl->index);
- if ((map == NULL) || (slot > 1) || (slot < 0))
+ if (map == NULL || slot > 1 || slot < 0)
continue;
sprintf(nm, "%d:%d", dl->major, dl->minor);
fd = dev_open(nm, O_RDONLY);
int update_memory_size = 0;
- dprintf("imsm_create_metadata_checkpoint_update(enter)\n");
+ dprintf("(enter)\n");
if (u == NULL)
return 0;
update_memory_size =
sizeof(struct imsm_update_general_migration_checkpoint);
- *u = calloc(1, update_memory_size);
+ *u = xcalloc(1, update_memory_size);
if (*u == NULL) {
- dprintf("error: cannot get memory for "
- "imsm_create_metadata_checkpoint_update update\n");
+ dprintf("error: cannot get memory\n");
return 0;
}
(*u)->type = update_general_migration_checkpoint;
(*u)->curr_migr_unit = __le32_to_cpu(super->migr_rec->curr_migr_unit);
- dprintf("imsm_create_metadata_checkpoint_update: prepared for %u\n",
- (*u)->curr_migr_unit);
+ dprintf("prepared for %u\n", (*u)->curr_migr_unit);
return update_memory_size;
}
-
static void imsm_update_metadata_locally(struct supertype *st,
void *buf, int len);
static int write_imsm_migr_rec(struct supertype *st)
{
struct intel_super *super = st->sb;
+ unsigned int sector_size = super->sector_size;
unsigned long long dsize;
char nm[30];
int fd = -1;
int len;
struct imsm_update_general_migration_checkpoint *u;
struct imsm_dev *dev;
- struct imsm_map *map = NULL;
+ struct imsm_map *map;
/* find map under migration */
dev = imsm_get_device_during_migration(super);
map = get_imsm_map(dev, MAP_0);
+ if (sector_size == 4096)
+ convert_to_4k_imsm_migr_rec(super);
for (sd = super->disks ; sd ; sd = sd->next) {
int slot = -1;
/* write to 2 first slots only */
if (map)
slot = get_imsm_disk_slot(map, sd->index);
- if ((map == NULL) || (slot > 1) || (slot < 0))
+ if (map == NULL || slot > 1 || slot < 0)
continue;
sprintf(nm, "%d:%d", sd->major, sd->minor);
if (fd < 0)
continue;
get_dev_size(fd, NULL, &dsize);
- if (lseek64(fd, dsize - MIGR_REC_POSITION, SEEK_SET) < 0) {
- fprintf(stderr,
- Name ": Cannot seek to anchor block: %s\n",
- strerror(errno));
+ if (lseek64(fd, dsize - (MIGR_REC_SECTOR_POSITION*sector_size),
+ SEEK_SET) < 0) {
+ pr_err("Cannot seek to anchor block: %s\n",
+ strerror(errno));
goto out;
}
- if (write(fd, super->migr_rec_buf, MIGR_REC_BUF_SIZE) !=
- MIGR_REC_BUF_SIZE) {
- fprintf(stderr,
- Name ": Cannot write migr record block: %s\n",
- strerror(errno));
+ if (write(fd, super->migr_rec_buf,
+ MIGR_REC_BUF_SECTORS*sector_size) !=
+ MIGR_REC_BUF_SECTORS*sector_size) {
+ pr_err("Cannot write migr record block: %s\n",
+ strerror(errno));
goto out;
}
close(fd);
fd = -1;
}
+ if (sector_size == 4096)
+ convert_from_4k_imsm_migr_rec(super);
/* update checkpoint information in metadata */
len = imsm_create_metadata_checkpoint_update(super, &u);
-
if (len <= 0) {
dprintf("imsm: Cannot prepare update\n");
goto out;
}
static unsigned long long imsm_component_size_aligment_check(int level,
int chunk_size,
+ unsigned int sector_size,
unsigned long long component_size)
{
unsigned int component_size_alligment;
/* check component size aligment
*/
- component_size_alligment = component_size % (chunk_size/512);
+ component_size_alligment = component_size % (chunk_size/sector_size);
- dprintf("imsm_component_size_aligment_check(Level: %i, "
- "chunk_size = %i, component_size = %llu), "
- "component_size_alligment = %u\n",
+ dprintf("(Level: %i, chunk_size = %i, component_size = %llu), component_size_alligment = %u\n",
level, chunk_size, component_size,
component_size_alligment);
dprintf("imsm: reported component size alligned from %llu ",
component_size);
component_size -= component_size_alligment;
- dprintf("to %llu (%i).\n",
+ dprintf_cont("to %llu (%i).\n",
component_size, component_size_alligment);
}
struct imsm_map *prev_map = get_imsm_map(dev, MAP_1);
struct imsm_map *map_to_analyse = map;
struct dl *dl;
- char *devname;
int map_disks = info->array.raid_disks;
memset(info, 0, sizeof(*info));
}
info->data_offset = pba_of_lba0(map_to_analyse);
- info->component_size = blocks_per_member(map_to_analyse);
+
+ if (info->array.level == 5) {
+ info->component_size = num_data_stripes(map_to_analyse) *
+ map_to_analyse->blocks_per_strip;
+ } else {
+ info->component_size = blocks_per_member(map_to_analyse);
+ }
info->component_size = imsm_component_size_aligment_check(
info->array.level,
info->array.chunk_size,
+ super->sector_size,
info->component_size);
+ info->bb.supported = 0;
memset(info->uuid, 0, sizeof(info->uuid));
info->recovery_start = MaxSector;
info->reshape_progress = blocks_per_unit * units;
- dprintf("IMSM: General Migration checkpoint : %llu "
- "(%llu) -> read reshape progress : %llu\n",
+ dprintf("IMSM: General Migration checkpoint : %llu (%llu) -> read reshape progress : %llu\n",
(unsigned long long)units,
(unsigned long long)blocks_per_unit,
info->reshape_progress);
info->array.major_version = -1;
info->array.minor_version = -2;
- devname = devnum2devname(st->container_dev);
- *info->text_version = '\0';
- if (devname)
- sprintf(info->text_version, "/%s/%d", devname, info->container_member);
- free(devname);
+ sprintf(info->text_version, "/%s/%d", st->container_devnm, info->container_member);
info->safe_mode_delay = 4000; /* 4 secs like the Matrix driver */
uuid_from_super_imsm(st, info->uuid);
static int imsm_count_failed(struct intel_super *super, struct imsm_dev *dev,
int look_in_map);
-
#ifndef MDASSEMBLE
static void manage_second_map(struct intel_super *super, struct imsm_dev *dev)
{
info->array.level = LEVEL_CONTAINER;
info->array.layout = 0;
info->array.md_minor = -1;
- info->array.ctime = 0; /* N/A for imsm */
+ info->array.ctime = 0; /* N/A for imsm */
info->array.utime = 0;
info->array.chunk_size = 0;
info->name[0] = 0;
info->recovery_start = MaxSector;
info->recovery_blocked = imsm_reshape_blocks_arrays_changes(st->sb);
+ info->bb.supported = 0;
/* do we have the all the insync disks that we expect? */
mpb = super->anchor;
*/
max_enough = max(max_enough, enough);
}
- dprintf("%s: enough: %d\n", __func__, max_enough);
+ dprintf("enough: %d\n", max_enough);
info->container_enough = max_enough;
if (super->disks) {
* for each disk in array */
struct mdinfo *getinfo_super_disks_imsm(struct supertype *st)
{
- struct mdinfo *mddev = NULL;
+ struct mdinfo *mddev;
struct intel_super *super = st->sb;
struct imsm_disk *disk;
int count = 0;
if (!super || !super->disks)
return NULL;
dl = super->disks;
- mddev = malloc(sizeof(*mddev));
- if (!mddev) {
- fprintf(stderr, Name ": Failed to allocate memory.\n");
- return NULL;
- }
- memset(mddev, 0, sizeof(*mddev));
+ mddev = xcalloc(1, sizeof(*mddev));
while (dl) {
struct mdinfo *tmp;
disk = &dl->disk;
- tmp = malloc(sizeof(*tmp));
- if (!tmp) {
- fprintf(stderr, Name ": Failed to allocate memory.\n");
- if (mddev)
- sysfs_free(mddev);
- return NULL;
- }
- memset(tmp, 0, sizeof(*tmp));
+ tmp = xcalloc(1, sizeof(*tmp));
if (mddev->devs)
tmp->next = mddev->devs;
mddev->devs = tmp;
size += (4 - 2) * sizeof(struct imsm_map);
/* 4 possible disk_ord_tbl's */
size += 4 * (disks - 1) * sizeof(__u32);
+ /* maximum bbm log */
+ size += sizeof(struct bbm_log);
return size;
}
-static __u64 avail_size_imsm(struct supertype *st, __u64 devsize)
+static __u64 avail_size_imsm(struct supertype *st, __u64 devsize,
+ unsigned long long data_offset)
{
if (devsize < (MPB_SECTOR_CNT + IMSM_RESERVED_SECTORS))
return 0;
struct intel_super *first = st->sb;
struct intel_super *sec = tst->sb;
- if (!first) {
- st->sb = tst->sb;
- tst->sb = NULL;
- return 0;
- }
+ if (!first) {
+ st->sb = tst->sb;
+ tst->sb = NULL;
+ return 0;
+ }
/* in platform dependent environment test if the disks
* use the same Intel hba
+ * If not on Intel hba at all, allow anything.
*/
- if (!check_env("IMSM_NO_PLATFORM")) {
- if (!first->hba || !sec->hba ||
- (first->hba->type != sec->hba->type)) {
+ if (!check_env("IMSM_NO_PLATFORM") && first->hba && sec->hba) {
+ if (first->hba->type != sec->hba->type) {
+ fprintf(stderr,
+ "HBAs of devices do not match %s != %s\n",
+ get_sys_dev_type(first->hba->type),
+ get_sys_dev_type(sec->hba->type));
+ return 3;
+ }
+ if (first->orom != sec->orom) {
fprintf(stderr,
- "HBAs of devices does not match %s != %s\n",
- first->hba ? get_sys_dev_type(first->hba->type) : NULL,
- sec->hba ? get_sys_dev_type(sec->hba->type) : NULL);
+ "HBAs of devices do not match %s != %s\n",
+ first->hba->pci_id, sec->hba->pci_id);
return 3;
}
}
}
-
/* if 'first' is a spare promote it to a populated mpb with sec's
* family number
*/
* fails here we don't associate the spare
*/
for (i = 0; i < sec->anchor->num_raid_devs; i++) {
- dv = malloc(sizeof(*dv));
- if (!dv)
- break;
- dev = malloc(sizeof_imsm_dev(get_imsm_dev(sec, i), 1));
- if (!dev) {
- free(dv);
- break;
- }
+ dv = xmalloc(sizeof(*dv));
+ dev = xmalloc(sizeof_imsm_dev(get_imsm_dev(sec, i), 1));
dv->dev = dev;
dv->index = i;
dv->next = first->devlist;
if (i < sec->anchor->num_raid_devs) {
/* allocation failure */
free_devlist(first);
- fprintf(stderr, "imsm: failed to associate spare\n");
+ pr_err("imsm: failed to associate spare\n");
return 3;
}
first->anchor->num_raid_devs = sec->anchor->num_raid_devs;
}
}
+static int nvme_get_serial(int fd, void *buf, size_t buf_len)
+{
+ char path[60];
+ char *name = fd2kname(fd);
+
+ if (!name)
+ return 1;
+
+ if (strncmp(name, "nvme", 4) != 0)
+ return 1;
+
+ snprintf(path, sizeof(path) - 1, "/sys/block/%s/device/serial", name);
+
+ return load_sys(path, buf, buf_len);
+}
+
extern int scsi_get_serial(int fd, void *buf, size_t buf_len);
static int imsm_read_serial(int fd, char *devname,
__u8 serial[MAX_RAID_SERIAL_LEN])
{
- unsigned char scsi_serial[255];
+ char buf[50];
int rv;
- int rsp_len;
int len;
char *dest;
char *src;
- char *rsp_buf;
- int i;
+ unsigned int i;
- memset(scsi_serial, 0, sizeof(scsi_serial));
+ memset(buf, 0, sizeof(buf));
- rv = scsi_get_serial(fd, scsi_serial, sizeof(scsi_serial));
+ rv = nvme_get_serial(fd, buf, sizeof(buf));
+
+ if (rv)
+ rv = scsi_get_serial(fd, buf, sizeof(buf));
if (rv && check_env("IMSM_DEVNAME_AS_SERIAL")) {
memset(serial, 0, MAX_RAID_SERIAL_LEN);
if (rv != 0) {
if (devname)
- fprintf(stderr,
- Name ": Failed to retrieve serial for %s\n",
- devname);
+ pr_err("Failed to retrieve serial for %s\n",
+ devname);
return rv;
}
- rsp_len = scsi_serial[3];
- if (!rsp_len) {
- if (devname)
- fprintf(stderr,
- Name ": Failed to retrieve serial for %s\n",
- devname);
- return 2;
- }
- rsp_buf = (char *) &scsi_serial[4];
-
/* trim all whitespace and non-printable characters and convert
* ':' to ';'
*/
- for (i = 0, dest = rsp_buf; i < rsp_len; i++) {
- src = &rsp_buf[i];
+ for (i = 0, dest = buf; i < sizeof(buf) && buf[i]; i++) {
+ src = &buf[i];
if (*src > 0x20) {
/* ':' is reserved for use in placeholder serial
* numbers for missing disks
*dest++ = *src;
}
}
- len = dest - rsp_buf;
- dest = rsp_buf;
+ len = dest - buf;
+ dest = buf;
/* truncate leading characters */
if (len > MAX_RAID_SERIAL_LEN) {
if (rv != 0)
return 2;
- dl = calloc(1, sizeof(*dl));
- if (!dl) {
- if (devname)
- fprintf(stderr,
- Name ": failed to allocate disk buffer for %s\n",
- devname);
- return 2;
- }
+ dl = xcalloc(1, sizeof(*dl));
fstat(fd, &stb);
dl->major = major(stb.st_rdev);
dl->e = NULL;
fd2devname(fd, name);
if (devname)
- dl->devname = strdup(devname);
+ dl->devname = xstrdup(devname);
else
- dl->devname = strdup(name);
+ dl->devname = xstrdup(name);
/* look up this disk's index in the current anchor */
disk = __serial_to_disk(dl->serial, super->anchor, &dl->index);
/* duplicate and then set the target end state in map[0] */
memcpy(dest, src, sizeof_imsm_map(src));
- if ((migr_type == MIGR_REBUILD) ||
- (migr_type == MIGR_GEN_MIGR)) {
+ if (migr_type == MIGR_REBUILD || migr_type == MIGR_GEN_MIGR) {
__u32 ord;
int i;
*
* FIXME add support for raid-level-migration
*/
- if ((map_state != map->map_state) && (is_gen_migration(dev) == 0) &&
- (prev->map_state != IMSM_T_STATE_UNINITIALIZED)) {
+ if (map_state != map->map_state && (is_gen_migration(dev) == 0) &&
+ prev->map_state != IMSM_T_STATE_UNINITIALIZED) {
/* when final map state is other than expected
* merge maps (not for migration)
*/
if (len_migr > len)
space_needed += len_migr - len;
- dv = malloc(sizeof(*dv));
- if (!dv)
- return 1;
+ dv = xmalloc(sizeof(*dv));
if (max_len < len_migr)
max_len = len_migr;
if (max_len > len_migr)
space_needed += max_len - len_migr;
- dev_new = malloc(max_len);
- if (!dev_new) {
- free(dv);
- return 1;
- }
+ dev_new = xmalloc(max_len);
imsm_copy_dev(dev_new, dev_iter);
dv->dev = dev_new;
dv->index = i;
if (__le32_to_cpu(mpb->mpb_size) + space_needed > super->len) {
void *buf;
- len = ROUND_UP(__le32_to_cpu(mpb->mpb_size) + space_needed, 512);
- if (posix_memalign(&buf, 512, len) != 0)
+ len = ROUND_UP(__le32_to_cpu(mpb->mpb_size) + space_needed,
+ super->sector_size);
+ if (posix_memalign(&buf, MAX_SECTOR_SIZE, len) != 0)
return 1;
memcpy(buf, super->buf, super->len);
super->len = len;
}
- return 0;
-}
-
-/* retrieve a pointer to the bbm log which starts after all raid devices */
-struct bbm_log *__get_imsm_bbm_log(struct imsm_super *mpb)
-{
- void *ptr = NULL;
-
- if (__le32_to_cpu(mpb->bbm_log_size)) {
- ptr = mpb;
- ptr += mpb->mpb_size - __le32_to_cpu(mpb->bbm_log_size);
- }
+ super->extra_space += space_needed;
- return ptr;
+ return 0;
}
/*******************************************************************************
{
unsigned long long dsize;
unsigned long long sectors;
+ unsigned int sector_size = super->sector_size;
struct stat;
struct imsm_super *anchor;
__u32 check_sum;
get_dev_size(fd, NULL, &dsize);
- if (dsize < 1024) {
+ if (dsize < 2*sector_size) {
if (devname)
- fprintf(stderr,
- Name ": %s: device to small for imsm\n",
- devname);
+ pr_err("%s: device to small for imsm\n",
+ devname);
return 1;
}
- if (lseek64(fd, dsize - (512 * 2), SEEK_SET) < 0) {
+ if (lseek64(fd, dsize - (sector_size * 2), SEEK_SET) < 0) {
if (devname)
- fprintf(stderr, Name
- ": Cannot seek to anchor block on %s: %s\n",
- devname, strerror(errno));
+ pr_err("Cannot seek to anchor block on %s: %s\n",
+ devname, strerror(errno));
return 1;
}
- if (posix_memalign((void**)&anchor, 512, 512) != 0) {
+ if (posix_memalign((void **)&anchor, sector_size, sector_size) != 0) {
if (devname)
- fprintf(stderr,
- Name ": Failed to allocate imsm anchor buffer"
- " on %s\n", devname);
+ pr_err("Failed to allocate imsm anchor buffer on %s\n", devname);
return 1;
}
- if (read(fd, anchor, 512) != 512) {
+ if (read(fd, anchor, sector_size) != sector_size) {
if (devname)
- fprintf(stderr,
- Name ": Cannot read anchor block on %s: %s\n",
- devname, strerror(errno));
+ pr_err("Cannot read anchor block on %s: %s\n",
+ devname, strerror(errno));
free(anchor);
return 1;
}
if (strncmp((char *) anchor->sig, MPB_SIGNATURE, MPB_SIG_LEN) != 0) {
if (devname)
- fprintf(stderr,
- Name ": no IMSM anchor on %s\n", devname);
+ pr_err("no IMSM anchor on %s\n", devname);
free(anchor);
return 2;
}
/* capability and hba must be updated with new super allocation */
find_intel_hba_capability(fd, super, devname);
- super->len = ROUND_UP(anchor->mpb_size, 512);
- if (posix_memalign(&super->buf, 512, super->len) != 0) {
+ super->len = ROUND_UP(anchor->mpb_size, sector_size);
+ if (posix_memalign(&super->buf, MAX_SECTOR_SIZE, super->len) != 0) {
if (devname)
- fprintf(stderr,
- Name ": unable to allocate %zu byte mpb buffer\n",
- super->len);
+ pr_err("unable to allocate %zu byte mpb buffer\n",
+ super->len);
free(anchor);
return 2;
}
- memcpy(super->buf, anchor, 512);
+ memcpy(super->buf, anchor, sector_size);
- sectors = mpb_sectors(anchor) - 1;
+ sectors = mpb_sectors(anchor, sector_size) - 1;
free(anchor);
- if (posix_memalign(&super->migr_rec_buf, 512, MIGR_REC_BUF_SIZE) != 0) {
- fprintf(stderr, Name
- ": %s could not allocate migr_rec buffer\n", __func__);
+ if (posix_memalign(&super->migr_rec_buf, sector_size,
+ MIGR_REC_BUF_SECTORS*sector_size) != 0) {
+ pr_err("could not allocate migr_rec buffer\n");
free(super->buf);
return 2;
}
check_sum = __gen_imsm_checksum(super->anchor);
if (check_sum != __le32_to_cpu(super->anchor->check_sum)) {
if (devname)
- fprintf(stderr,
- Name ": IMSM checksum %x != %x on %s\n",
- check_sum,
- __le32_to_cpu(super->anchor->check_sum),
- devname);
+ pr_err("IMSM checksum %x != %x on %s\n",
+ check_sum,
+ __le32_to_cpu(super->anchor->check_sum),
+ devname);
return 2;
}
}
/* read the extended mpb */
- if (lseek64(fd, dsize - (512 * (2 + sectors)), SEEK_SET) < 0) {
+ if (lseek64(fd, dsize - (sector_size * (2 + sectors)), SEEK_SET) < 0) {
if (devname)
- fprintf(stderr,
- Name ": Cannot seek to extended mpb on %s: %s\n",
- devname, strerror(errno));
+ pr_err("Cannot seek to extended mpb on %s: %s\n",
+ devname, strerror(errno));
return 1;
}
- if ((unsigned)read(fd, super->buf + 512, super->len - 512) != super->len - 512) {
+ if ((unsigned int)read(fd, super->buf + sector_size,
+ super->len - sector_size) != super->len - sector_size) {
if (devname)
- fprintf(stderr,
- Name ": Cannot read extended mpb on %s: %s\n",
- devname, strerror(errno));
+ pr_err("Cannot read extended mpb on %s: %s\n",
+ devname, strerror(errno));
return 2;
}
check_sum = __gen_imsm_checksum(super->anchor);
if (check_sum != __le32_to_cpu(super->anchor->check_sum)) {
if (devname)
- fprintf(stderr,
- Name ": IMSM checksum %x != %x on %s\n",
- check_sum, __le32_to_cpu(super->anchor->check_sum),
- devname);
+ pr_err("IMSM checksum %x != %x on %s\n",
+ check_sum, __le32_to_cpu(super->anchor->check_sum),
+ devname);
return 3;
}
- /* FIXME the BBM log is disk specific so we cannot use this global
- * buffer for all disks. Ok for now since we only look at the global
- * bbm_log_size parameter to gate assembly
- */
- super->bbm_log = __get_imsm_bbm_log(super->anchor);
-
return 0;
}
err = load_imsm_mpb(fd, super, devname);
if (err)
return err;
+ if (super->sector_size == 4096)
+ convert_from_4k(super);
err = load_imsm_disk(fd, super, devname, keep_fd);
if (err)
return err;
err = parse_raid_devices(super);
+ if (err)
+ return err;
+ err = load_bbm_log(super);
clear_hi(super);
return err;
}
free(elem);
elem = next;
}
+ if (super->bbm_log)
+ free(super->bbm_log);
super->hba = NULL;
}
static void free_imsm(struct intel_super *super)
{
__free_imsm(super, 1);
+ free(super->bb.entries);
free(super);
}
static struct intel_super *alloc_super(void)
{
- struct intel_super *super = malloc(sizeof(*super));
+ struct intel_super *super = xcalloc(1, sizeof(*super));
+
+ super->current_vol = -1;
+ super->create_offset = ~((unsigned long long) 0);
- if (super) {
- memset(super, 0, sizeof(*super));
- super->current_vol = -1;
- super->create_offset = ~((unsigned long long) 0);
+ super->bb.entries = xmalloc(BBM_LOG_MAX_ENTRIES *
+ sizeof(struct md_bb_entry));
+ if (!super->bb.entries) {
+ free(super);
+ return NULL;
}
+
return super;
}
struct sys_dev *hba_name;
int rv = 0;
- if ((fd < 0) || check_env("IMSM_NO_PLATFORM")) {
+ if (fd < 0 || check_env("IMSM_NO_PLATFORM")) {
super->orom = NULL;
super->hba = NULL;
return 0;
hba_name = find_disk_attached_hba(fd, NULL);
if (!hba_name) {
if (devname)
- fprintf(stderr,
- Name ": %s is not attached to Intel(R) RAID controller.\n",
- devname);
+ pr_err("%s is not attached to Intel(R) RAID controller.\n",
+ devname);
return 1;
}
rv = attach_hba_to_super(super, hba_name);
if (devname) {
struct intel_hba *hba = super->hba;
- fprintf(stderr, Name ": %s is attached to Intel(R) %s RAID "
- "controller (%s),\n"
- " but the container is assigned to Intel(R) "
- "%s RAID controller (",
+ pr_err("%s is attached to Intel(R) %s %s (%s),\n"
+ " but the container is assigned to Intel(R) %s %s (",
devname,
- hba_name->path,
+ get_sys_dev_type(hba_name->type),
+ hba_name->type == SYS_DEV_VMD ? "domain" : "RAID controller",
hba_name->pci_id ? : "Err!",
- get_sys_dev_type(hba_name->type));
+ get_sys_dev_type(super->hba->type),
+ hba->type == SYS_DEV_VMD ? "domain" : "RAID controller");
while (hba) {
fprintf(stderr, "%s", hba->pci_id ? : "Err!");
fprintf(stderr, ", ");
hba = hba->next;
}
-
fprintf(stderr, ").\n"
- " Mixing devices attached to different controllers "
- "is not allowed.\n");
+ " Mixing devices attached to different %s is not allowed.\n",
+ hba_name->type == SYS_DEV_VMD ? "VMD domains" : "controllers");
}
- free_sys_dev(&hba_name);
return 2;
}
- super->orom = find_imsm_capability(hba_name->type);
- free_sys_dev(&hba_name);
+ super->orom = find_imsm_capability(hba_name);
if (!super->orom)
return 3;
+
return 0;
}
if (dl)
continue;
- dl = malloc(sizeof(*dl));
- if (!dl)
- return 1;
+ dl = xmalloc(sizeof(*dl));
dl->major = 0;
dl->minor = 0;
dl->fd = -1;
- dl->devname = strdup("missing");
+ dl->devname = xstrdup("missing");
dl->index = i;
serialcpy(dl->serial, disk->serial);
dl->disk = *disk;
if (tbl_mpb->family_num == mpb->family_num) {
if (tbl_mpb->check_sum == mpb->check_sum) {
- dprintf("%s: mpb from %d:%d matches %d:%d\n",
- __func__, super->disks->major,
+ dprintf("mpb from %d:%d matches %d:%d\n",
+ super->disks->major,
super->disks->minor,
table[i]->disks->major,
table[i]->disks->minor);
*/
struct intel_disk *idisk;
- dprintf("%s: mpb from %d:%d replaces %d:%d\n",
- __func__, super->disks->major,
+ dprintf("mpb from %d:%d replaces %d:%d\n",
+ super->disks->major,
super->disks->minor,
table[i]->disks->major,
table[i]->disks->minor);
idisk->disk.status |= CONFIGURED_DISK;
}
- dprintf("%s: mpb from %d:%d prefer %d:%d\n",
- __func__, super->disks->major,
+ dprintf("mpb from %d:%d prefer %d:%d\n",
+ super->disks->major,
super->disks->minor,
table[i]->disks->major,
table[i]->disks->minor);
is_failed(&idisk->disk))
idisk->disk.status &= ~(SPARE_DISK);
} else {
- idisk = calloc(1, sizeof(*idisk));
- if (!idisk)
- return -1;
+ idisk = xcalloc(1, sizeof(*idisk));
idisk->owner = IMSM_UNKNOWN_OWNER;
idisk->disk = *disk;
idisk->next = *disk_list;
idisk->owner == IMSM_UNKNOWN_OWNER)
ok_count++;
else
- dprintf("%s: '%.16s' owner %d != %d\n",
- __func__, disk->serial, idisk->owner,
+ dprintf("'%.16s' owner %d != %d\n",
+ disk->serial, idisk->owner,
owner);
} else {
- dprintf("%s: unknown disk %x [%d]: %.16s\n",
- __func__, __le32_to_cpu(mpb->family_num), i,
+ dprintf("unknown disk %x [%d]: %.16s\n",
+ __le32_to_cpu(mpb->family_num), i,
disk->serial);
break;
}
for (s = super_list; s; s = s->next) {
if (family_num != s->anchor->family_num)
continue;
- fprintf(stderr, "Conflict, offlining family %#x on '%s'\n",
+ pr_err("Conflict, offlining family %#x on '%s'\n",
__le32_to_cpu(family_num), s->disks->devname);
}
}
s = NULL;
if (!s)
- dprintf("%s: marking family: %#x from %d:%d offline\n",
- __func__, mpb->family_num,
+ dprintf("marking family: %#x from %d:%d offline\n",
+ mpb->family_num,
super_table[i]->disks->major,
super_table[i]->disks->minor);
super_table[i] = s;
champion = s;
if (conflict)
- fprintf(stderr, "Chose family %#x on '%s', "
- "assemble conflicts to new container with '--update=uuid'\n",
+ pr_err("Chose family %#x on '%s', assemble conflicts to new container with '--update=uuid'\n",
__le32_to_cpu(s->anchor->family_num), s->disks->devname);
/* collect all dl's onto 'champion', and update them to
if (s == champion)
continue;
+ mpb->attributes |= s->anchor->attributes & MPB_ATTRIB_2TB_DISK;
+
for (i = 0; i < mpb->num_disks; i++) {
struct imsm_disk *disk;
return champion;
}
-
static int
get_sra_super_block(int fd, struct intel_super **super_list, char *devname, int *max, int keep_fd);
-static int get_super_block(struct intel_super **super_list, int devnum, char *devname,
+static int get_super_block(struct intel_super **super_list, char *devnm, char *devname,
int major, int minor, int keep_fd);
static int
get_devlist_super_block(struct md_list *devlist, struct intel_super **super_list,
int *max, int keep_fd);
-
static int load_super_imsm_all(struct supertype *st, int fd, void **sbp,
char *devname, struct md_list *devlist,
int keep_fd)
}
/* Check migration compatibility */
- if ((err == 0) && (check_mpb_migr_compatibility(super) != 0)) {
- fprintf(stderr, Name ": Unsupported migration detected");
+ if (err == 0 && check_mpb_migr_compatibility(super) != 0) {
+ pr_err("Unsupported migration detected");
if (devname)
fprintf(stderr, " on %s\n", devname);
else
free_imsm(s);
}
-
if (err)
return err;
*sbp = super;
if (fd >= 0)
- st->container_dev = fd2devnum(fd);
+ strcpy(st->container_devnm, fd2devnm(fd));
else
- st->container_dev = NoMdDev;
+ st->container_devnm[0] = 0;
if (err == 0 && st->ss == NULL) {
st->ss = &super_imsm;
st->minor_version = 0;
return 0;
}
-
static int
get_devlist_super_block(struct md_list *devlist, struct intel_super **super_list,
int *max, int keep_fd)
int lmax = 0;
int fd = dev_open(tmpdev->devname, O_RDONLY|O_EXCL);
if (fd < 0) {
- fprintf(stderr, Name ": cannot open device %s: %s\n",
+ pr_err("cannot open device %s: %s\n",
tmpdev->devname, strerror(errno));
err = 8;
goto error;
int major = major(tmpdev->st_rdev);
int minor = minor(tmpdev->st_rdev);
err = get_super_block(super_list,
- -1,
+ NULL,
tmpdev->devname,
major, minor,
keep_fd);
return err;
}
-static int get_super_block(struct intel_super **super_list, int devnum, char *devname,
+static int get_super_block(struct intel_super **super_list, char *devnm, char *devname,
int major, int minor, int keep_fd)
{
- struct intel_super*s = NULL;
+ struct intel_super *s;
char nm[32];
int dfd = -1;
- int rv;
int err = 0;
int retry;
goto error;
}
- rv = find_intel_hba_capability(dfd, s, devname);
- /* no orom/efi or non-intel hba of the disk */
- if (rv != 0) {
- err = 4;
- goto error;
- }
-
+ get_dev_sector_size(dfd, NULL, &s->sector_size);
+ find_intel_hba_capability(dfd, s, devname);
err = load_and_parse_mpb(dfd, s, NULL, keep_fd);
/* retry the load if we might have raced against mdmon */
- if (err == 3 && (devnum != -1) && mdmon_running(devnum))
+ if (err == 3 && devnm && mdmon_running(devnm))
for (retry = 0; retry < 3; retry++) {
usleep(3000);
err = load_and_parse_mpb(dfd, s, NULL, keep_fd);
*super_list = s;
} else {
if (s)
- free(s);
- if (dfd)
+ free_imsm(s);
+ if (dfd >= 0)
close(dfd);
}
- if ((dfd >= 0) && (!keep_fd))
+ if (dfd >= 0 && !keep_fd)
close(dfd);
return err;
get_sra_super_block(int fd, struct intel_super **super_list, char *devname, int *max, int keep_fd)
{
struct mdinfo *sra;
- int devnum;
+ char *devnm;
struct mdinfo *sd;
int err = 0;
int i = 0;
- sra = sysfs_read(fd, 0, GET_LEVEL|GET_VERSION|GET_DEVS|GET_STATE);
+ sra = sysfs_read(fd, NULL, GET_LEVEL|GET_VERSION|GET_DEVS|GET_STATE);
if (!sra)
return 1;
goto error;
}
/* load all mpbs */
- devnum = fd2devnum(fd);
+ devnm = fd2devnm(fd);
for (sd = sra->devs, i = 0; sd; sd = sd->next, i++) {
- if (get_super_block(super_list, devnum, devname,
+ if (get_super_block(super_list, devnm, devname,
sd->disk.major, sd->disk.minor, keep_fd) != 0) {
err = 7;
goto error;
{
struct intel_super *super;
int rv;
+ int retry;
if (test_partition(fd))
/* IMSM not allowed on partitions */
free_super_imsm(st);
super = alloc_super();
- if (!super) {
- fprintf(stderr,
- Name ": malloc of %zu failed.\n",
- sizeof(*super));
+ get_dev_sector_size(fd, NULL, &super->sector_size);
+ if (!super)
return 1;
- }
/* Load hba and capabilities if they exist.
* But do not preclude loading metadata in case capabilities or hba are
* non-compliant and ignore_hw_compat is set.
*/
rv = find_intel_hba_capability(fd, super, devname);
/* no orom/efi or non-intel hba of the disk */
- if ((rv != 0) && (st->ignore_hw_compat == 0)) {
+ if (rv != 0 && st->ignore_hw_compat == 0) {
if (devname)
- fprintf(stderr,
- Name ": No OROM/EFI properties for %s\n", devname);
+ pr_err("No OROM/EFI properties for %s\n", devname);
free_imsm(super);
return 2;
}
rv = load_and_parse_mpb(fd, super, devname, 0);
+ /* retry the load if we might have raced against mdmon */
+ if (rv == 3) {
+ struct mdstat_ent *mdstat = NULL;
+ char *name = fd2kname(fd);
+
+ if (name)
+ mdstat = mdstat_by_component(name);
+
+ if (mdstat && mdmon_running(mdstat->devnm) && getpid() != mdmon_pid(mdstat->devnm)) {
+ for (retry = 0; retry < 3; retry++) {
+ usleep(3000);
+ rv = load_and_parse_mpb(fd, super, devname, 0);
+ if (rv != 3)
+ break;
+ }
+ }
+
+ free_mdstat(mdstat);
+ }
+
if (rv) {
if (devname)
- fprintf(stderr,
- Name ": Failed to load all information "
- "sections on %s\n", devname);
+ pr_err("Failed to load all information sections on %s\n", devname);
free_imsm(super);
return rv;
}
if (load_imsm_migr_rec(super, NULL) == 0) {
/* Check for unsupported migration features */
if (check_mpb_migr_compatibility(super) != 0) {
- fprintf(stderr,
- Name ": Unsupported migration detected");
+ pr_err("Unsupported migration detected");
if (devname)
fprintf(stderr, " on %s\n", devname);
else
}
if (reason && !quiet)
- fprintf(stderr, Name ": imsm volume name %s\n", reason);
+ pr_err("imsm volume name %s\n", reason);
return !reason;
}
static int init_super_imsm_volume(struct supertype *st, mdu_array_info_t *info,
unsigned long long size, char *name,
- char *homehost, int *uuid)
+ char *homehost, int *uuid,
+ long long data_offset)
{
/* We are creating a volume inside a pre-existing container.
* so st->sb is already set.
*/
struct intel_super *super = st->sb;
+ unsigned int sector_size = super->sector_size;
struct imsm_super *mpb = super->anchor;
struct intel_dev *dv;
struct imsm_dev *dev;
unsigned long long num_data_stripes;
if (super->orom && mpb->num_raid_devs >= super->orom->vpa) {
- fprintf(stderr, Name": This imsm-container already has the "
- "maximum of %d volumes\n", super->orom->vpa);
+ pr_err("This imsm-container already has the maximum of %d volumes\n", super->orom->vpa);
return 0;
}
size_new = disks_to_mpb_size(info->nr_disks);
if (size_new > size_old) {
void *mpb_new;
- size_t size_round = ROUND_UP(size_new, 512);
+ size_t size_round = ROUND_UP(size_new, sector_size);
- if (posix_memalign(&mpb_new, 512, size_round) != 0) {
- fprintf(stderr, Name": could not allocate new mpb\n");
+ if (posix_memalign(&mpb_new, sector_size, size_round) != 0) {
+ pr_err("could not allocate new mpb\n");
return 0;
}
- if (posix_memalign(&super->migr_rec_buf, 512,
- MIGR_REC_BUF_SIZE) != 0) {
- fprintf(stderr, Name
- ": %s could not allocate migr_rec buffer\n",
- __func__);
+ if (posix_memalign(&super->migr_rec_buf, sector_size,
+ MIGR_REC_BUF_SECTORS*sector_size) != 0) {
+ pr_err("could not allocate migr_rec buffer\n");
free(super->buf);
free(super);
free(mpb_new);
super->anchor = mpb_new;
mpb->mpb_size = __cpu_to_le32(size_new);
memset(mpb_new + size_old, 0, size_round - size_old);
+ super->len = size_round;
}
super->current_vol = idx;
for (d = super->missing; d; d = d->next)
missing++;
if (info->failed_disks > missing) {
- fprintf(stderr, Name": unable to add 'missing' disk to container\n");
+ pr_err("unable to add 'missing' disk to container\n");
return 0;
}
}
if (!check_name(super, name, 0))
return 0;
- dv = malloc(sizeof(*dv));
- if (!dv) {
- fprintf(stderr, Name ": failed to allocate device list entry\n");
- return 0;
- }
- dev = calloc(1, sizeof(*dev) + sizeof(__u32) * (info->raid_disks - 1));
- if (!dev) {
- free(dv);
- fprintf(stderr, Name": could not allocate raid device\n");
- return 0;
- }
-
+ dv = xmalloc(sizeof(*dv));
+ dev = xcalloc(1, sizeof(*dev) + sizeof(__u32) * (info->raid_disks - 1));
strncpy((char *) dev->volume, name, MAX_RAID_SERIAL_LEN);
array_blocks = calc_array_size(info->level, info->raid_disks,
info->layout, info->chunk_size,
map->blocks_per_strip = __cpu_to_le16(info_to_blocks_per_strip(info));
map->failed_disk_num = ~0;
if (info->level > 0)
- map->map_state = IMSM_T_STATE_UNINITIALIZED;
+ map->map_state = (info->state ? IMSM_T_STATE_NORMAL
+ : IMSM_T_STATE_UNINITIALIZED);
else
map->map_state = info->failed_disks ? IMSM_T_STATE_FAILED :
IMSM_T_STATE_NORMAL;
if (info->level == 1 && info->raid_disks > 2) {
free(dev);
free(dv);
- fprintf(stderr, Name": imsm does not support more than 2 disks"
- "in a raid1 volume\n");
+ pr_err("imsm does not support more than 2 disksin a raid1 volume\n");
return 0;
}
static int init_super_imsm(struct supertype *st, mdu_array_info_t *info,
unsigned long long size, char *name,
- char *homehost, int *uuid)
+ char *homehost, int *uuid,
+ unsigned long long data_offset)
{
/* This is primarily called by Create when creating a new array.
* We will then get add_to_super called for each component, and then
size_t mpb_size;
char *version;
+ if (data_offset != INVALID_SECTORS) {
+ pr_err("data-offset not supported by imsm\n");
+ return 0;
+ }
+
if (st->sb)
- return init_super_imsm_volume(st, info, size, name, homehost, uuid);
+ return init_super_imsm_volume(st, info, size, name, homehost, uuid,
+ data_offset);
if (info)
mpb_size = disks_to_mpb_size(info->nr_disks);
else
- mpb_size = 512;
+ mpb_size = MAX_SECTOR_SIZE;
super = alloc_super();
- if (super && posix_memalign(&super->buf, 512, mpb_size) != 0) {
- free(super);
+ if (super &&
+ posix_memalign(&super->buf, MAX_SECTOR_SIZE, mpb_size) != 0) {
+ free_imsm(super);
super = NULL;
}
if (!super) {
- fprintf(stderr, Name
- ": %s could not allocate superblock\n", __func__);
+ pr_err("could not allocate superblock\n");
return 0;
}
- if (posix_memalign(&super->migr_rec_buf, 512, MIGR_REC_BUF_SIZE) != 0) {
- fprintf(stderr, Name
- ": %s could not allocate migr_rec buffer\n", __func__);
+ if (posix_memalign(&super->migr_rec_buf, MAX_SECTOR_SIZE,
+ MIGR_REC_BUF_SECTORS*MAX_SECTOR_SIZE) != 0) {
+ pr_err("could not allocate migr_rec buffer\n");
free(super->buf);
- free(super);
+ free_imsm(super);
return 0;
}
memset(super->buf, 0, mpb_size);
map = get_imsm_map(dev, MAP_0);
if (! (dk->state & (1<<MD_DISK_SYNC))) {
- fprintf(stderr, Name ": %s: Cannot add spare devices to IMSM volume\n",
+ pr_err("%s: Cannot add spare devices to IMSM volume\n",
devname);
return 1;
}
}
if (!dl) {
- fprintf(stderr, Name ": %s is not a member of the same container\n", devname);
+ pr_err("%s is not a member of the same container\n", devname);
return 1;
}
slot = get_imsm_disk_slot(map, dl->index);
if (slot >= 0 &&
(get_imsm_ord_tbl_ent(dev, slot, MAP_X) & IMSM_ORD_REBUILD) == 0) {
- fprintf(stderr, Name ": %s has been included in this array twice\n",
+ pr_err("%s has been included in this array twice\n",
devname);
return 1;
}
struct imsm_map *map2 = get_imsm_map(dev,
MAP_1);
int slot2 = get_imsm_disk_slot(map2, df->index);
- if ((slot2 < map2->num_members) &&
- (slot2 >= 0)) {
+ if (slot2 < map2->num_members && slot2 >= 0) {
__u32 ord2 = get_imsm_ord_tbl_ent(dev,
slot2,
MAP_1);
_disk = __get_imsm_disk(mpb, dl->index);
if (!_dev || !_disk) {
- fprintf(stderr, Name ": BUG mpb setup error\n");
+ pr_err("BUG mpb setup error\n");
return 1;
}
*_dev = *dev;
}
static int add_to_super_imsm(struct supertype *st, mdu_disk_info_t *dk,
- int fd, char *devname)
+ int fd, char *devname,
+ unsigned long long data_offset)
{
struct intel_super *super = st->sb;
struct dl *dd;
unsigned long long size;
+ unsigned int member_sector_size;
__u32 id;
int rv;
struct stat stb;
return add_to_super_imsm_volume(st, dk, fd, devname);
fstat(fd, &stb);
- dd = malloc(sizeof(*dd));
- if (!dd) {
- fprintf(stderr,
- Name ": malloc failed %s:%d.\n", __func__, __LINE__);
- return 1;
- }
- memset(dd, 0, sizeof(*dd));
+ dd = xcalloc(sizeof(*dd), 1);
dd->major = major(stb.st_rdev);
dd->minor = minor(stb.st_rdev);
- dd->devname = devname ? strdup(devname) : NULL;
+ dd->devname = devname ? xstrdup(devname) : NULL;
dd->fd = fd;
dd->e = NULL;
dd->action = DISK_ADD;
rv = imsm_read_serial(fd, devname, dd->serial);
if (rv) {
- fprintf(stderr,
- Name ": failed to retrieve scsi serial, aborting\n");
+ pr_err("failed to retrieve scsi serial, aborting\n");
+ if (dd->devname)
+ free(dd->devname);
free(dd);
abort();
}
+ if (super->hba && ((super->hba->type == SYS_DEV_NVME) ||
+ (super->hba->type == SYS_DEV_VMD))) {
+ int i;
+ char *devpath = diskfd_to_devpath(fd);
+ char controller_path[PATH_MAX];
+
+ if (!devpath) {
+ pr_err("failed to get devpath, aborting\n");
+ if (dd->devname)
+ free(dd->devname);
+ free(dd);
+ return 1;
+ }
+
+ snprintf(controller_path, PATH_MAX-1, "%s/device", devpath);
+ free(devpath);
+
+ if (devpath_to_vendor(controller_path) == 0x8086) {
+ /*
+ * If Intel's NVMe drive has serial ended with
+ * "-A","-B","-1" or "-2" it means that this is "x8"
+ * device (double drive on single PCIe card).
+ * User should be warned about potential data loss.
+ */
+ for (i = MAX_RAID_SERIAL_LEN-1; i > 0; i--) {
+ /* Skip empty character at the end */
+ if (dd->serial[i] == 0)
+ continue;
+
+ if (((dd->serial[i] == 'A') ||
+ (dd->serial[i] == 'B') ||
+ (dd->serial[i] == '1') ||
+ (dd->serial[i] == '2')) &&
+ (dd->serial[i-1] == '-'))
+ pr_err("\tThe action you are about to take may put your data at risk.\n"
+ "\tPlease note that x8 devices may consist of two separate x4 devices "
+ "located on a single PCIe port.\n"
+ "\tRAID 0 is the only supported configuration for this type of x8 device.\n");
+ break;
+ }
+ }
+ }
get_dev_size(fd, NULL, &size);
+ get_dev_sector_size(fd, NULL, &member_sector_size);
+
+ if (super->sector_size == 0) {
+ /* this a first device, so sector_size is not set yet */
+ super->sector_size = member_sector_size;
+ } else if (member_sector_size != super->sector_size) {
+ pr_err("Mixing between different sector size is forbidden, aborting...\n");
+ if (dd->devname)
+ free(dd->devname);
+ free(dd);
+ return 1;
+ }
+
+ /* clear migr_rec when adding disk to container */
+ memset(super->migr_rec_buf, 0, MIGR_REC_BUF_SECTORS*super->sector_size);
+ if (lseek64(fd, size - MIGR_REC_SECTOR_POSITION*super->sector_size,
+ SEEK_SET) >= 0) {
+ if (write(fd, super->migr_rec_buf,
+ MIGR_REC_BUF_SECTORS*super->sector_size) !=
+ MIGR_REC_BUF_SECTORS*super->sector_size)
+ perror("Write migr_rec failed");
+ }
+
size /= 512;
serialcpy(dd->disk.serial, dd->serial);
set_total_blocks(&dd->disk, size);
return 0;
}
-
static int remove_from_super_imsm(struct supertype *st, mdu_disk_info_t *dk)
{
struct intel_super *super = st->sb;
* is prepared.
*/
if (!st->update_tail) {
- fprintf(stderr,
- Name ": %s shall be used in mdmon context only"
- "(line %d).\n", __func__, __LINE__);
+ pr_err("shall be used in mdmon context only\n");
return 1;
}
- dd = malloc(sizeof(*dd));
- if (!dd) {
- fprintf(stderr,
- Name ": malloc failed %s:%d.\n", __func__, __LINE__);
- return 1;
- }
- memset(dd, 0, sizeof(*dd));
+ dd = xcalloc(1, sizeof(*dd));
dd->major = dk->major;
dd->minor = dk->minor;
dd->fd = -1;
dd->next = super->disk_mgmt_list;
super->disk_mgmt_list = dd;
-
return 0;
}
static int store_imsm_mpb(int fd, struct imsm_super *mpb);
static union {
- char buf[512];
+ char buf[MAX_SECTOR_SIZE];
struct imsm_super anchor;
-} spare_record __attribute__ ((aligned(512)));
+} spare_record __attribute__ ((aligned(MAX_SECTOR_SIZE)));
/* spare records have their own family number and do not have any defined raid
* devices
__u32 sum;
struct dl *d;
- spare->mpb_size = __cpu_to_le32(sizeof(struct imsm_super)),
- spare->generation_num = __cpu_to_le32(1UL),
+ spare->mpb_size = __cpu_to_le32(sizeof(struct imsm_super));
+ spare->generation_num = __cpu_to_le32(1UL);
spare->attributes = MPB_ATTRIB_CHECKSUM_VERIFY;
- spare->num_disks = 1,
- spare->num_raid_devs = 0,
- spare->cache_size = mpb->cache_size,
- spare->pwr_cycle_count = __cpu_to_le32(1),
+ spare->num_disks = 1;
+ spare->num_raid_devs = 0;
+ spare->cache_size = mpb->cache_size;
+ spare->pwr_cycle_count = __cpu_to_le32(1);
snprintf((char *) spare->sig, MAX_SIGNATURE_LENGTH,
MPB_SIGNATURE MPB_VERSION_RAID0);
if (__le32_to_cpu(d->disk.total_blocks_hi) > 0)
spare->attributes |= MPB_ATTRIB_2TB_DISK;
+ if (super->sector_size == 4096)
+ convert_to_4k_imsm_disk(&spare->disk[0]);
+
sum = __gen_imsm_checksum(spare);
spare->family_num = __cpu_to_le32(sum);
spare->orig_family_num = 0;
spare->check_sum = __cpu_to_le32(sum);
if (store_imsm_mpb(d->fd, spare)) {
- fprintf(stderr, "%s: failed for device %d:%d %s\n",
- __func__, d->major, d->minor, strerror(errno));
+ pr_err("failed for device %d:%d %s\n",
+ d->major, d->minor, strerror(errno));
return 1;
}
if (doclose) {
static int write_super_imsm(struct supertype *st, int doclose)
{
struct intel_super *super = st->sb;
+ unsigned int sector_size = super->sector_size;
struct imsm_super *mpb = super->anchor;
struct dl *d;
__u32 generation;
__u32 mpb_size = sizeof(struct imsm_super) - sizeof(struct imsm_disk);
int num_disks = 0;
int clear_migration_record = 1;
+ __u32 bbm_log_size;
/* 'generation' is incremented everytime the metadata is written */
generation = __le32_to_cpu(mpb->generation_num);
if (is_gen_migration(dev2))
clear_migration_record = 0;
}
- mpb_size += __le32_to_cpu(mpb->bbm_log_size);
+
+ bbm_log_size = get_imsm_bbm_log_size(super->bbm_log);
+
+ if (bbm_log_size) {
+ memcpy((void *)mpb + mpb_size, super->bbm_log, bbm_log_size);
+ mpb->attributes |= MPB_ATTRIB_BBM;
+ } else
+ mpb->attributes &= ~MPB_ATTRIB_BBM;
+
+ super->anchor->bbm_log_size = __cpu_to_le32(bbm_log_size);
+ mpb_size += bbm_log_size;
mpb->mpb_size = __cpu_to_le32(mpb_size);
+#ifdef DEBUG
+ assert(super->len == 0 || mpb_size <= super->len);
+#endif
+
/* recalculate checksum */
sum = __gen_imsm_checksum(mpb);
mpb->check_sum = __cpu_to_le32(sum);
super->clean_migration_record_by_mdmon = 0;
}
if (clear_migration_record)
- memset(super->migr_rec_buf, 0, MIGR_REC_BUF_SIZE);
+ memset(super->migr_rec_buf, 0,
+ MIGR_REC_BUF_SECTORS*sector_size);
+
+ if (sector_size == 4096)
+ convert_to_4k(super);
/* write the mpb for disks that compose raid devices */
for (d = super->disks; d ; d = d->next) {
unsigned long long dsize;
get_dev_size(d->fd, NULL, &dsize);
- if (lseek64(d->fd, dsize - 512, SEEK_SET) >= 0) {
+ if (lseek64(d->fd, dsize - sector_size,
+ SEEK_SET) >= 0) {
if (write(d->fd, super->migr_rec_buf,
- MIGR_REC_BUF_SIZE) != MIGR_REC_BUF_SIZE)
+ MIGR_REC_BUF_SECTORS*sector_size) !=
+ MIGR_REC_BUF_SECTORS*sector_size)
perror("Write migr_rec failed");
}
}
if (store_imsm_mpb(d->fd, mpb))
fprintf(stderr,
- "%s: failed for device %d:%d (fd: %d)%s\n",
- __func__, d->major, d->minor,
+ "failed for device %d:%d (fd: %d)%s\n",
+ d->major, d->minor,
d->fd, strerror(errno));
if (doclose) {
return 0;
}
-
static int create_array(struct supertype *st, int dev_idx)
{
size_t len;
len = sizeof(*u) - sizeof(*dev) + sizeof_imsm_dev(dev, 0) +
sizeof(*inf) * map->num_members;
- u = malloc(len);
- if (!u) {
- fprintf(stderr, "%s: failed to allocate update buffer\n",
- __func__);
- return 1;
- }
-
+ u = xmalloc(len);
u->type = update_create_array;
u->dev_idx = dev_idx;
imsm_copy_dev(&u->dev, dev);
int idx = get_imsm_disk_idx(dev, i, MAP_X);
disk = get_imsm_disk(super, idx);
+ if (!disk)
+ disk = get_imsm_missing(super, idx);
serialcpy(inf[i].serial, disk->serial);
}
append_metadata_update(st, u, len);
return 0;
len = sizeof(*u);
- u = malloc(len);
- if (!u) {
- fprintf(stderr, "%s: failed to allocate update buffer\n",
- __func__);
- return 1;
- }
-
+ u = xmalloc(len);
u->type = update_add_remove_disk;
append_metadata_update(st, u, len);
} else {
struct dl *d;
for (d = super->disks; d; d = d->next)
- Kill(d->devname, NULL, 0, 1, 1);
+ Kill(d->devname, NULL, 0, -1, 1);
return write_super_imsm(st, 1);
}
}
return 1;
#ifndef MDASSEMBLE
+ if (super->sector_size == 4096)
+ convert_to_4k(super);
return store_imsm_mpb(fd, mpb);
#else
return 1;
#endif
}
-static int imsm_bbm_log_size(struct imsm_super *mpb)
-{
- return __le32_to_cpu(mpb->bbm_log_size);
-}
-
#ifndef MDASSEMBLE
static int validate_geometry_imsm_container(struct supertype *st, int level,
int layout, int raiddisks, int chunk,
- unsigned long long size, char *dev,
+ unsigned long long size,
+ unsigned long long data_offset,
+ char *dev,
unsigned long long *freesize,
int verbose)
{
int fd;
unsigned long long ldsize;
- struct intel_super *super=NULL;
+ struct intel_super *super;
int rv = 0;
if (level != LEVEL_CONTAINER)
fd = open(dev, O_RDONLY|O_EXCL, 0);
if (fd < 0) {
- if (verbose)
- fprintf(stderr, Name ": imsm: Cannot open %s: %s\n",
+ if (verbose > 0)
+ pr_err("imsm: Cannot open %s: %s\n",
dev, strerror(errno));
return 0;
}
*/
super = alloc_super();
if (!super) {
- fprintf(stderr,
- Name ": malloc of %zu failed.\n",
- sizeof(*super));
close(fd);
return 0;
}
+ if (!get_dev_sector_size(fd, NULL, &super->sector_size)) {
+ close(fd);
+ free_imsm(super);
+ return 0;
+ }
- rv = find_intel_hba_capability(fd, super, verbose ? dev : NULL);
+ rv = find_intel_hba_capability(fd, super, verbose > 0 ? dev : NULL);
if (rv != 0) {
#if DEBUG
char str[256];
fd2devname(fd, str);
- dprintf("validate_geometry_imsm_container: fd: %d %s orom: %p rv: %d raiddisk: %d\n",
+ dprintf("fd: %d %s orom: %p rv: %d raiddisk: %d\n",
fd, str, super->orom, rv, raiddisks);
#endif
/* no orom/efi or non-intel hba of the disk */
if (super->orom) {
if (raiddisks > super->orom->tds) {
if (verbose)
- fprintf(stderr, Name ": %d exceeds maximum number of"
- " platform supported disks: %d\n",
+ pr_err("%d exceeds maximum number of platform supported disks: %d\n",
raiddisks, super->orom->tds);
free_imsm(super);
return 0;
if ((super->orom->attr & IMSM_OROM_ATTR_2TB_DISK) == 0 &&
(ldsize >> 9) >> 32 > 0) {
if (verbose)
- fprintf(stderr, Name ": %s exceeds maximum platform supported size\n", dev);
+ pr_err("%s exceeds maximum platform supported size\n", dev);
free_imsm(super);
return 0;
}
}
- *freesize = avail_size_imsm(st, ldsize >> 9);
+ *freesize = avail_size_imsm(st, ldsize >> 9, data_offset);
free_imsm(super);
return 1;
* 'maxsize' given the "all disks in an array must share a common start
* offset" constraint
*/
- struct extent *e = calloc(sum_extents, sizeof(*e));
+ struct extent *e = xcalloc(sum_extents, sizeof(*e));
struct dl *dl;
int i, j;
int start_extent;
unsigned long long maxsize;
unsigned long reserve;
- if (!e)
- return 0;
-
/* coalesce and sort all extents. also, check to see if we need to
* reserve space between member arrays
*/
return 0;
}
-
static int
active_arrays_by_format(char *name, char* hba, struct md_list **devlist,
int dpa, int verbose)
{
struct mdstat_ent *mdstat = mdstat_read(0, 0);
- struct mdstat_ent *memb = NULL;
+ struct mdstat_ent *memb;
int count = 0;
int num = 0;
- struct md_list *dv = NULL;
+ struct md_list *dv;
int found;
for (memb = mdstat ; memb ; memb = memb->next) {
struct dev_member *dev = memb->members;
int fd = -1;
while(dev && (fd < 0)) {
- char *path = malloc(strlen(dev->name) + strlen("/dev/") + 1);
- if (path) {
- num = sprintf(path, "%s%s", "/dev/", dev->name);
- if (num > 0)
- fd = open(path, O_RDONLY, 0);
- if ((num <= 0) || (fd < 0)) {
- pr_vrb(": Cannot open %s: %s\n",
- dev->name, strerror(errno));
- }
- free(path);
+ char *path = xmalloc(strlen(dev->name) + strlen("/dev/") + 1);
+ num = sprintf(path, "%s%s", "/dev/", dev->name);
+ if (num > 0)
+ fd = open(path, O_RDONLY, 0);
+ if (num <= 0 || fd < 0) {
+ pr_vrb("Cannot open %s: %s\n",
+ dev->name, strerror(errno));
}
+ free(path);
dev = dev->next;
}
found = 0;
- if ((fd >= 0) && disk_attached_to_hba(fd, hba)) {
+ if (fd >= 0 && disk_attached_to_hba(fd, hba)) {
struct mdstat_ent *vol;
for (vol = mdstat ; vol ; vol = vol->next) {
- if ((vol->active > 0) &&
+ if (vol->active > 0 &&
vol->metadata_version &&
- is_container_member(vol, memb->dev)) {
+ is_container_member(vol, memb->devnm)) {
found++;
count++;
}
}
if (*devlist && (found < dpa)) {
- dv = calloc(1, sizeof(*dv));
- if (dv == NULL)
- fprintf(stderr, Name ": calloc failed\n");
- else {
- dv->devname = malloc(strlen(memb->dev) + strlen("/dev/") + 1);
- if (dv->devname != NULL) {
- sprintf(dv->devname, "%s%s", "/dev/", memb->dev);
- dv->found = found;
- dv->used = 0;
- dv->next = *devlist;
- *devlist = dv;
- } else
- free(dv);
- }
+ dv = xcalloc(1, sizeof(*dv));
+ dv->devname = xmalloc(strlen(memb->devnm) + strlen("/dev/") + 1);
+ sprintf(dv->devname, "%s%s", "/dev/", memb->devnm);
+ dv->found = found;
+ dv->used = 0;
+ dv->next = *devlist;
+ *devlist = dv;
}
}
if (fd >= 0)
{
int i;
struct md_list *devlist = NULL;
- struct md_list *dv = NULL;
+ struct md_list *dv;
for(i = 0; i < 12; i++) {
- dv = calloc(1, sizeof(*dv));
- if (dv == NULL) {
- fprintf(stderr, Name ": calloc failed\n");
- break;
- }
- dv->devname = malloc(40);
- if (dv->devname == NULL) {
- fprintf(stderr, Name ": malloc failed\n");
- free(dv);
- break;
- }
+ dv = xcalloc(1, sizeof(*dv));
+ dv->devname = xmalloc(40);
sprintf(dv->devname, "/dev/loop%d", i);
dv->next = devlist;
devlist = dv;
get_devices(const char *hba_path)
{
struct md_list *devlist = NULL;
- struct md_list *dv = NULL;
+ struct md_list *dv;
struct dirent *ent;
DIR *dir;
int err = 0;
fd2devname(fd, buf);
close(fd);
} else {
- fprintf(stderr, Name ": cannot open device: %s\n",
+ pr_err("cannot open device: %s\n",
ent->d_name);
continue;
}
-
- dv = calloc(1, sizeof(*dv));
- if (dv == NULL) {
- fprintf(stderr, Name ": malloc failed\n");
- err = 1;
- break;
- }
- dv->devname = strdup(buf);
- if (dv->devname == NULL) {
- fprintf(stderr, Name ": malloc failed\n");
- err = 1;
- free(dv);
- break;
- }
+ dv = xcalloc(1, sizeof(*dv));
+ dv->devname = xstrdup(buf);
dv->next = devlist;
devlist = dv;
}
free(dv);
}
}
+ closedir(dir);
return devlist;
}
{
struct md_list *tmpdev;
int count = 0;
- struct supertype *st = NULL;
+ struct supertype *st;
/* first walk the list of devices to find a consistent set
* that match the criterea, if that is possible.
*found = 0;
st = match_metadata_desc_imsm("imsm");
if (st == NULL) {
- pr_vrb(": cannot allocate memory for imsm supertype\n");
+ pr_vrb("cannot allocate memory for imsm supertype\n");
return 0;
}
continue;
tst = dup_super(st);
if (tst == NULL) {
- pr_vrb(": cannot allocate memory for imsm supertype\n");
+ pr_vrb("cannot allocate memory for imsm supertype\n");
goto err_1;
}
tmpdev->container = 0;
dfd = dev_open(devname, O_RDONLY|O_EXCL);
if (dfd < 0) {
- dprintf(": cannot open device %s: %s\n",
+ dprintf("cannot open device %s: %s\n",
devname, strerror(errno));
tmpdev->used = 2;
} else if (fstat(dfd, &stb)< 0) {
/* Impossible! */
- dprintf(": fstat failed for %s: %s\n",
+ dprintf("fstat failed for %s: %s\n",
devname, strerror(errno));
tmpdev->used = 2;
} else if ((stb.st_mode & S_IFMT) != S_IFBLK) {
- dprintf(": %s is not a block device.\n",
+ dprintf("%s is not a block device.\n",
devname);
tmpdev->used = 2;
} else if (must_be_container(dfd)) {
struct supertype *cst;
cst = super_by_fd(dfd, NULL);
if (cst == NULL) {
- dprintf(": cannot recognize container type %s\n",
+ dprintf("cannot recognize container type %s\n",
devname);
tmpdev->used = 2;
} else if (tst->ss != st->ss) {
- dprintf(": non-imsm container - ignore it: %s\n",
+ dprintf("non-imsm container - ignore it: %s\n",
devname);
tmpdev->used = 2;
} else if (!tst->ss->load_container ||
} else {
tmpdev->st_rdev = stb.st_rdev;
if (tst->ss->load_super(tst,dfd, NULL)) {
- dprintf(": no RAID superblock on %s\n",
+ dprintf("no RAID superblock on %s\n",
devname);
tmpdev->used = 2;
} else if (tst->ss->compare_super == NULL) {
- dprintf(": Cannot assemble %s metadata on %s\n",
+ dprintf("Cannot assemble %s metadata on %s\n",
tst->ss->name, devname);
tmpdev->used = 2;
}
* Or, if we are auto assembling, we just ignore the second
* for now.
*/
- dprintf(": superblock on %s doesn't match others - assembly aborted\n",
+ dprintf("superblock on %s doesn't match others - assembly aborted\n",
devname);
goto loop;
}
if (iter->array.state & (1<<MD_SB_BLOCK_VOLUME)) {
/* do not assemble arrays with unsupported
configurations */
- dprintf(": Cannot activate member %s.\n",
+ dprintf("Cannot activate member %s.\n",
iter->text_version);
} else
count++;
sysfs_free(head);
} else {
- dprintf(" no valid super block on device list: err: %d %p\n",
+ dprintf("No valid super block on device list: err: %d %p\n",
err, st->sb);
}
} else {
- dprintf(" no more devices to examin\n");
+ dprintf("no more devices to examine\n");
}
for (tmpdev = devlist; tmpdev; tmpdev = tmpdev->next) {
- if ((tmpdev->used == 1) && (tmpdev->found)) {
+ if (tmpdev->used == 1 && tmpdev->found) {
if (count) {
if (count < tmpdev->found)
count = 0;
return count;
}
-
static int
-count_volumes(char *hba, int dpa, int verbose)
+count_volumes(struct intel_hba *hba, int dpa, int verbose)
{
- struct md_list *devlist = NULL;
+ struct sys_dev *idev, *intel_devices = find_intel_devices();
int count = 0;
- int found = 0;;
+ const struct orom_entry *entry;
+ struct devid_list *dv, *devid_list;
- devlist = get_devices(hba);
- /* if no intel devices return zero volumes */
- if (devlist == NULL)
+ if (!hba || !hba->path)
return 0;
- count = active_arrays_by_format("imsm", hba, &devlist, dpa, verbose);
- dprintf(" path: %s active arrays: %d\n", hba, count);
- if (devlist == NULL)
+ for (idev = intel_devices; idev; idev = idev->next) {
+ if (strstr(idev->path, hba->path))
+ break;
+ }
+
+ if (!idev || !idev->dev_id)
return 0;
- do {
- found = 0;
- count += count_volumes_list(devlist,
- NULL,
- verbose,
- &found);
- dprintf("found %d count: %d\n", found, count);
- } while (found);
-
- dprintf("path: %s total number of volumes: %d\n", hba, count);
-
- while(devlist) {
- struct md_list *dv = devlist;
- devlist = devlist->next;
- free(dv->devname);
- free(dv);
+
+ entry = get_orom_entry_by_device_id(idev->dev_id);
+
+ if (!entry || !entry->devid_list)
+ return 0;
+
+ devid_list = entry->devid_list;
+ for (dv = devid_list; dv; dv = dv->next) {
+ struct md_list *devlist;
+ struct sys_dev *device = device_by_id(dv->devid);
+ char *hba_path;
+ int found = 0;
+
+ if (device)
+ hba_path = device->path;
+ else
+ return 0;
+
+ devlist = get_devices(hba_path);
+ /* if no intel devices return zero volumes */
+ if (devlist == NULL)
+ return 0;
+
+ count += active_arrays_by_format("imsm", hba_path, &devlist, dpa, verbose);
+ dprintf("path: %s active arrays: %d\n", hba_path, count);
+ if (devlist == NULL)
+ return 0;
+ do {
+ found = 0;
+ count += count_volumes_list(devlist,
+ NULL,
+ verbose,
+ &found);
+ dprintf("found %d count: %d\n", found, count);
+ } while (found);
+
+ dprintf("path: %s total number of volumes: %d\n", hba_path, count);
+
+ while (devlist) {
+ struct md_list *dv = devlist;
+ devlist = devlist->next;
+ free(dv->devname);
+ free(dv);
+ }
}
return count;
}
{
/* check/set platform and metadata limits/defaults */
if (super->orom && raiddisks > super->orom->dpa) {
- pr_vrb(": platform supports a maximum of %d disks per array\n",
+ pr_vrb("platform supports a maximum of %d disks per array\n",
super->orom->dpa);
return 0;
}
- /* capabilities of OROM tested - copied from validate_geometry_imsm_volume */
+ /* capabilities of OROM tested - copied from validate_geometry_imsm_volume */
if (!is_raid_level_supported(super->orom, level, raiddisks)) {
- pr_vrb(": platform does not support raid%d with %d disk%s\n",
+ pr_vrb("platform does not support raid%d with %d disk%s\n",
level, raiddisks, raiddisks > 1 ? "s" : "");
return 0;
}
- if (chunk && (*chunk == 0 || *chunk == UnSet))
+ if (*chunk == 0 || *chunk == UnSet)
*chunk = imsm_default_chunk(super->orom);
- if (super->orom && chunk && !imsm_orom_has_chunk(super->orom, *chunk)) {
- pr_vrb(": platform does not support a chunk size of: "
- "%d\n", *chunk);
+ if (super->orom && !imsm_orom_has_chunk(super->orom, *chunk)) {
+ pr_vrb("platform does not support a chunk size of: %d\n", *chunk);
return 0;
}
if (layout != imsm_level_to_layout(level)) {
if (level == 5)
- pr_vrb(": imsm raid 5 only supports the left-asymmetric layout\n");
+ pr_vrb("imsm raid 5 only supports the left-asymmetric layout\n");
else if (level == 10)
- pr_vrb(": imsm raid 10 only supports the n2 layout\n");
+ pr_vrb("imsm raid 10 only supports the n2 layout\n");
else
- pr_vrb(": imsm unknown layout %#x for this raid level %d\n",
+ pr_vrb("imsm unknown layout %#x for this raid level %d\n",
layout, level);
return 0;
}
- if (super->orom && (super->orom->attr & IMSM_OROM_ATTR_2TB) == 0 && chunk &&
+ if (super->orom && (super->orom->attr & IMSM_OROM_ATTR_2TB) == 0 &&
(calc_array_size(level, raiddisks, layout, *chunk, size) >> 32) > 0) {
- pr_vrb(": platform does not support a volume size over 2TB\n");
+ pr_vrb("platform does not support a volume size over 2TB\n");
return 0;
}
+
return 1;
}
-/* validate_geometry_imsm_volume - lifted from validate_geometry_ddf_bvd
+/* validate_geometry_imsm_volume - lifted from validate_geometry_ddf_bvd
* FIX ME add ahci details
*/
static int validate_geometry_imsm_volume(struct supertype *st, int level,
int layout, int raiddisks, int *chunk,
- unsigned long long size, char *dev,
+ unsigned long long size,
+ unsigned long long data_offset,
+ char *dev,
unsigned long long *freesize,
int verbose)
{
mpb = super->anchor;
if (!validate_geometry_imsm_orom(super, level, layout, raiddisks, chunk, size, verbose)) {
- fprintf(stderr, Name ": RAID gemetry validation failed. "
- "Cannot proceed with the action(s).\n");
+ pr_err("RAID gemetry validation failed. Cannot proceed with the action(s).\n");
return 0;
}
if (!dev) {
}
if (dcnt < raiddisks) {
if (verbose)
- fprintf(stderr, Name ": imsm: Not enough "
- "devices with space for this array "
- "(%d < %d)\n",
+ pr_err("imsm: Not enough devices with space for this array (%d < %d)\n",
dcnt, raiddisks);
return 0;
}
}
if (!dl) {
if (verbose)
- fprintf(stderr, Name ": %s is not in the "
- "same imsm set\n", dev);
+ pr_err("%s is not in the same imsm set\n", dev);
return 0;
} else if (super->orom && dl->index < 0 && mpb->num_raid_devs) {
/* If a volume is present then the current creation attempt
* understand this configuration (all member disks must be
* members of each array in the container).
*/
- fprintf(stderr, Name ": %s is a spare and a volume"
- " is already defined for this container\n", dev);
- fprintf(stderr, Name ": The option-rom requires all member"
- " disks to be a member of all volumes\n");
+ pr_err("%s is a spare and a volume is already defined for this container\n", dev);
+ pr_err("The option-rom requires all member disks to be a member of all volumes\n");
return 0;
} else if (super->orom && mpb->num_raid_devs > 0 &&
mpb->num_disks != raiddisks) {
- fprintf(stderr, Name ": The option-rom requires all member"
- " disks to be a member of all volumes\n");
+ pr_err("The option-rom requires all member disks to be a member of all volumes\n");
return 0;
}
dl->extent_cnt = i;
} else {
if (verbose)
- fprintf(stderr, Name ": unable to determine free space for: %s\n",
+ pr_err("unable to determine free space for: %s\n",
dev);
return 0;
}
if (maxsize < size) {
if (verbose)
- fprintf(stderr, Name ": %s not enough space (%llu < %llu)\n",
+ pr_err("%s not enough space (%llu < %llu)\n",
dev, maxsize, size);
return 0;
}
if (!check_env("IMSM_NO_PLATFORM") &&
mpb->num_raid_devs > 0 && size && size != maxsize) {
- fprintf(stderr, Name ": attempting to create a second "
- "volume with size less then remaining space. "
- "Aborting...\n");
+ pr_err("attempting to create a second volume with size less then remaining space. Aborting...\n");
return 0;
}
if (maxsize < size || maxsize == 0) {
if (verbose) {
if (maxsize == 0)
- fprintf(stderr, Name ": no free space"
- " left on device. Aborting...\n");
+ pr_err("no free space left on device. Aborting...\n");
else
- fprintf(stderr, Name ": not enough space"
- " to create volume of given size"
- " (%llu < %llu). Aborting...\n",
+ pr_err("not enough space to create volume of given size (%llu < %llu). Aborting...\n",
maxsize, size);
}
return 0;
*freesize = maxsize;
if (super->orom) {
- int count = count_volumes(super->hba->path,
+ int count = count_volumes(super->hba,
super->orom->dpa, verbose);
if (super->orom->vphba <= count) {
- pr_vrb(": platform does not support more than %d raid volumes.\n",
+ pr_vrb("platform does not support more than %d raid volumes.\n",
super->orom->vphba);
return 0;
}
(super->orom && used && used != raiddisks) ||
maxsize < minsize ||
maxsize == 0) {
- fprintf(stderr, Name ": not enough devices with space to create array.\n");
+ pr_err("not enough devices with space to create array.\n");
return 0; /* No enough free spaces large enough */
}
}
if (!check_env("IMSM_NO_PLATFORM") &&
mpb->num_raid_devs > 0 && size && size != maxsize) {
- fprintf(stderr, Name ": attempting to create a second "
- "volume with size less then remaining space. "
- "Aborting...\n");
+ pr_err("attempting to create a second volume with size less then remaining space. Aborting...\n");
return 0;
}
cnt = 0;
static int validate_geometry_imsm(struct supertype *st, int level, int layout,
int raiddisks, int *chunk, unsigned long long size,
+ unsigned long long data_offset,
char *dev, unsigned long long *freesize,
int verbose)
{
/* Must be a fresh device to add to a container */
return validate_geometry_imsm_container(st, level, layout,
raiddisks,
- chunk?*chunk:0, size,
+ *chunk,
+ size, data_offset,
dev, freesize,
verbose);
}
created */
if (super->orom && freesize) {
int count;
- count = count_volumes(super->hba->path,
+ count = count_volumes(super->hba,
super->orom->dpa, verbose);
if (super->orom->vphba <= count) {
- pr_vrb(": platform does not support more"
- " than %d raid volumes.\n",
+ pr_vrb("platform does not support more than %d raid volumes.\n",
super->orom->vphba);
return 0;
}
}
if (freesize)
return reserve_space(st, raiddisks, size,
- chunk?*chunk:0, freesize);
+ *chunk, freesize);
}
return 1;
}
/* creating in a given container */
return validate_geometry_imsm_volume(st, level, layout,
raiddisks, chunk, size,
+ data_offset,
dev, freesize, verbose);
}
fd = open(dev, O_RDONLY|O_EXCL, 0);
if (fd >= 0) {
if (verbose)
- fprintf(stderr,
- Name ": Cannot create this array on device %s\n",
- dev);
+ pr_err("Cannot create this array on device %s\n",
+ dev);
close(fd);
return 0;
}
if (errno != EBUSY || (fd = open(dev, O_RDONLY, 0)) < 0) {
if (verbose)
- fprintf(stderr, Name ": Cannot open %s: %s\n",
+ pr_err("Cannot open %s: %s\n",
dev, strerror(errno));
return 0;
}
close(fd);
if (cfd < 0) {
if (verbose)
- fprintf(stderr, Name ": Cannot use %s: It is busy\n",
+ pr_err("Cannot use %s: It is busy\n",
dev);
return 0;
}
- sra = sysfs_read(cfd, 0, GET_VERSION);
+ sra = sysfs_read(cfd, NULL, GET_VERSION);
if (sra && sra->array.major_version == -1 &&
strcmp(sra->text_version, "imsm") == 0)
is_member = 1;
if (load_super_imsm_all(st, cfd, (void **) &super, NULL, NULL, 1) == 0) {
st->sb = super;
- st->container_dev = fd2devnum(cfd);
+ strcpy(st->container_devnm, fd2devnm(cfd));
close(cfd);
return validate_geometry_imsm_volume(st, level, layout,
raiddisks, chunk,
- size, dev,
+ size, data_offset, dev,
freesize, 1)
? 1 : -1;
}
}
if (verbose)
- fprintf(stderr, Name ": failed container membership check\n");
+ pr_err("failed container membership check\n");
close(cfd);
return 0;
if (i < current_vol)
continue;
sprintf(subarray, "%u", i);
- if (is_subarray_active(subarray, st->devname)) {
- fprintf(stderr,
- Name ": deleting subarray-%d would change the UUID of active subarray-%d, aborting\n",
- current_vol, i);
+ if (is_subarray_active(subarray, st->devnm)) {
+ pr_err("deleting subarray-%d would change the UUID of active subarray-%d, aborting\n",
+ current_vol, i);
return 2;
}
}
if (st->update_tail) {
- struct imsm_update_kill_array *u = malloc(sizeof(*u));
+ struct imsm_update_kill_array *u = xmalloc(sizeof(*u));
- if (!u)
- return 2;
u->type = update_kill_array;
u->dev_idx = current_vol;
append_metadata_update(st, u, sizeof(*u));
char *ep;
int vol;
- if (is_subarray_active(subarray, st->devname)) {
- fprintf(stderr,
- Name ": Unable to update name of active subarray\n");
+ if (is_subarray_active(subarray, st->devnm)) {
+ pr_err("Unable to update name of active subarray\n");
return 2;
}
return 2;
if (st->update_tail) {
- struct imsm_update_rename_array *u = malloc(sizeof(*u));
+ struct imsm_update_rename_array *u = xmalloc(sizeof(*u));
- if (!u)
- return 2;
u->type = update_rename_array;
u->dev_idx = vol;
snprintf((char *) u->name, MAX_RAID_SERIAL_LEN, "%s", name);
* IMSM_ORD_REBUILD, so assume they are missing and the
* disk_ord_tbl was not correctly updated
*/
- dprintf("%s: failed to locate out-of-sync disk\n", __func__);
+ dprintf("failed to locate out-of-sync disk\n");
return;
}
/* do not assemble arrays when not all attributes are supported */
if (imsm_check_attributes(mpb->attributes) == 0) {
sb_errors = 1;
- fprintf(stderr, Name ": Unsupported attributes in IMSM metadata."
- "Arrays activation is blocked.\n");
- }
-
- /* check for bad blocks */
- if (imsm_bbm_log_size(super->anchor)) {
- fprintf(stderr, Name ": BBM log found in IMSM metadata."
- "Arrays activation is blocked.\n");
- sb_errors = 1;
+ pr_err("Unsupported attributes in IMSM metadata.Arrays activation is blocked.\n");
}
-
/* count spare devices, not used in maps
*/
for (d = super->disks; d; d = d->next)
*/
if (dev->vol.migr_state &&
(migr_type(dev) == MIGR_STATE_CHANGE)) {
- fprintf(stderr, Name ": cannot assemble volume '%.16s':"
- " unsupported migration in progress\n",
+ pr_err("cannot assemble volume '%.16s': unsupported migration in progress\n",
dev->volume);
continue;
}
* OROM/EFI
*/
- this = malloc(sizeof(*this));
- if (!this) {
- fprintf(stderr, Name ": failed to allocate %zu bytes\n",
- sizeof(*this));
- break;
- }
+ this = xmalloc(sizeof(*this));
super->current_vol = i;
getinfo_super_imsm_volume(st, this, NULL);
map->num_members, /* raid disks */
&chunk, join_u32(dev->size_low, dev->size_high),
1 /* verbose */)) {
- fprintf(stderr, Name ": IMSM RAID geometry validation"
- " failed. Array %s activation is blocked.\n",
+ pr_err("IMSM RAID geometry validation failed. Array %s activation is blocked.\n",
dev->volume);
this->array.state |=
(1<<MD_SB_BLOCK_CONTAINER_RESHAPE) |
if (ord & IMSM_ORD_REBUILD)
recovery_start = 0;
- /*
+ /*
* if we skip some disks the array will be assmebled degraded;
* reset resync start to avoid a dirty-degraded
* situation when performing the intial sync
if (skip)
continue;
- info_d = calloc(1, sizeof(*info_d));
- if (!info_d) {
- fprintf(stderr, Name ": failed to allocate disk"
- " for volume %.16s\n", dev->volume);
- info_d = this->devs;
- while (info_d) {
- struct mdinfo *d = info_d->next;
-
- free(info_d);
- info_d = d;
- }
- free(this);
- this = rest;
- break;
- }
+ info_d = xcalloc(1, sizeof(*info_d));
info_d->next = this->devs;
this->devs = info_d;
info_d->events = __le32_to_cpu(mpb->generation_num);
info_d->data_offset = pba_of_lba0(map);
- info_d->component_size = blocks_per_member(map);
+
+ if (map->raid_level == 5) {
+ info_d->component_size =
+ num_data_stripes(map) *
+ map->blocks_per_strip;
+ } else {
+ info_d->component_size = blocks_per_member(map);
+ }
+
+ info_d->bb.supported = 0;
+ get_volume_badblocks(super->bbm_log, ord_to_idx(ord),
+ info_d->data_offset,
+ info_d->component_size,
+ &info_d->bb);
}
/* now that the disk list is up-to-date fixup recovery_start */
update_recovery_start(super, dev, this);
return rest;
}
-
static __u8 imsm_check_degraded(struct intel_super *super, struct imsm_dev *dev,
int failed, int look_in_map)
{
map = get_imsm_map(dev, look_in_map);
if (!failed)
- return map->map_state == IMSM_T_STATE_UNINITIALIZED ?
+ return map->map_state == IMSM_T_STATE_UNINITIALIZED ?
IMSM_T_STATE_UNINITIALIZED : IMSM_T_STATE_NORMAL;
switch (get_imsm_raid_level(map)) {
struct imsm_disk *disk;
/* reset the potential in-sync count on even-numbered
- * slots. num_copies is always 2 for imsm raid10
+ * slots. num_copies is always 2 for imsm raid10
*/
if ((i & 1) == 0)
insync = 2;
/* when MAP_X is passed both maps failures are counted
*/
if (prev &&
- ((look_in_map == MAP_1) || (look_in_map == MAP_X)) &&
- (i < prev->num_members)) {
+ (look_in_map == MAP_1 || look_in_map == MAP_X) &&
+ i < prev->num_members) {
ord = __le32_to_cpu(prev->disk_ord_tbl[i]);
idx_1 = ord_to_idx(ord);
if (!disk || is_failed(disk) || ord & IMSM_ORD_REBUILD)
failed++;
}
- if (((look_in_map == MAP_0) || (look_in_map == MAP_X)) &&
- (i < map->num_members)) {
+ if ((look_in_map == MAP_0 || look_in_map == MAP_X) &&
+ i < map->num_members) {
ord = __le32_to_cpu(map->disk_ord_tbl[i]);
idx = ord_to_idx(ord);
{
struct intel_super *super = c->sb;
struct imsm_super *mpb = super->anchor;
+ struct imsm_update_prealloc_bb_mem u;
if (atoi(inst) >= mpb->num_raid_devs) {
- fprintf(stderr, "%s: subarry index %d, out of range\n",
- __func__, atoi(inst));
+ pr_err("subarry index %d, out of range\n", atoi(inst));
return -ENODEV;
}
dprintf("imsm: open_new %s\n", inst);
a->info.container_member = atoi(inst);
+
+ u.type = update_prealloc_badblocks_mem;
+ imsm_update_metadata_locally(c, &u, sizeof(u));
+
return 0;
}
migr_map = get_imsm_map(dev, MAP_1);
- if ((migr_map->map_state == IMSM_T_STATE_NORMAL) &&
- (dev->vol.migr_type != MIGR_GEN_MIGR))
+ if (migr_map->map_state == IMSM_T_STATE_NORMAL &&
+ dev->vol.migr_type != MIGR_GEN_MIGR)
return 1;
else
return 0;
}
/* return true if we recorded new information */
-static int mark_failure(struct imsm_dev *dev, struct imsm_disk *disk, int idx)
+static int mark_failure(struct intel_super *super,
+ struct imsm_dev *dev, struct imsm_disk *disk, int idx)
{
__u32 ord;
int slot;
struct imsm_map *map2 = get_imsm_map(dev, MAP_1);
int slot2 = get_imsm_disk_slot(map2, idx);
- if ((slot2 < map2->num_members) &&
- (slot2 >= 0))
+ if (slot2 < map2->num_members && slot2 >= 0)
set_imsm_ord_tbl_ent(map2, slot2,
idx | IMSM_ORD_REBUILD);
}
if (map->failed_disk_num == 0xff)
map->failed_disk_num = slot;
+
+ clear_disk_badblocks(super->bbm_log, ord_to_idx(ord));
+
return 1;
}
-static void mark_missing(struct imsm_dev *dev, struct imsm_disk *disk, int idx)
+static void mark_missing(struct intel_super *super,
+ struct imsm_dev *dev, struct imsm_disk *disk, int idx)
{
- mark_failure(dev, disk, idx);
+ mark_failure(super, dev, disk, idx);
if (disk->scsi_id == __cpu_to_le32(~(__u32)0))
return;
if (!super->missing)
return;
+ /* When orom adds replacement for missing disk it does
+ * not remove entry of missing disk, but just updates map with
+ * new added disk. So it is not enough just to test if there is
+ * any missing disk, we have to look if there are any failed disks
+ * in map to stop migration */
+
dprintf("imsm: mark missing\n");
/* end process for initialization and rebuild only
*/
failed = imsm_count_failed(super, dev, MAP_0);
map_state = imsm_check_degraded(super, dev, failed, MAP_0);
- end_migration(dev, super, map_state);
+ if (failed)
+ end_migration(dev, super, map_state);
}
for (dl = super->missing; dl; dl = dl->next)
- mark_missing(dev, &dl->disk, dl->index);
+ mark_missing(super, dev, &dl->disk, dl->index);
super->updates_pending++;
}
return consistent;
}
+static int imsm_disk_slot_to_ord(struct active_array *a, int slot)
+{
+ int inst = a->info.container_member;
+ struct intel_super *super = a->container->sb;
+ struct imsm_dev *dev = get_imsm_dev(super, inst);
+ struct imsm_map *map = get_imsm_map(dev, MAP_0);
+
+ if (slot > map->num_members) {
+ pr_err("imsm: imsm_disk_slot_to_ord %d out of range 0..%d\n",
+ slot, map->num_members - 1);
+ return -1;
+ }
+
+ if (slot < 0)
+ return -1;
+
+ return get_imsm_ord_tbl_ent(dev, slot, MAP_0);
+}
+
static void imsm_set_disk(struct active_array *a, int n, int state)
{
int inst = a->info.container_member;
struct mdinfo *mdi;
int recovery_not_finished = 0;
int failed;
- __u32 ord;
+ int ord;
__u8 map_state;
- if (n > map->num_members)
- fprintf(stderr, "imsm: set_disk %d out of range 0..%d\n",
- n, map->num_members - 1);
-
- if (n < 0)
+ ord = imsm_disk_slot_to_ord(a, n);
+ if (ord < 0)
return;
dprintf("imsm: set_disk %d:%x\n", n, state);
-
- ord = get_imsm_ord_tbl_ent(dev, n, MAP_0);
disk = get_imsm_disk(super, ord_to_idx(ord));
/* check for new failures */
if (state & DS_FAULTY) {
- if (mark_failure(dev, disk, ord_to_idx(ord)))
+ if (mark_failure(super, dev, disk, ord_to_idx(ord)))
super->updates_pending++;
}
case IMSM_T_STATE_NORMAL: /* transition to normal state */
dprintf("normal: ");
if (is_rebuilding(dev)) {
- dprintf("while rebuilding");
+ dprintf_cont("while rebuilding");
/* check if recovery is really finished */
for (mdi = a->info.devs; mdi ; mdi = mdi->next)
if (mdi->recovery_start != MaxSector) {
break;
}
if (recovery_not_finished) {
- dprintf("\nimsm: Rebuild has not finished yet, "
- "state not changed");
+ dprintf_cont("\n");
+ dprintf("Rebuild has not finished yet, state not changed");
if (a->last_checkpoint < mdi->recovery_start) {
a->last_checkpoint = mdi->recovery_start;
super->updates_pending++;
break;
}
if (is_gen_migration(dev)) {
- dprintf("while general migration");
+ dprintf_cont("while general migration");
if (a->last_checkpoint >= a->info.component_size)
end_migration(dev, super, map_state);
else
}
break;
case IMSM_T_STATE_DEGRADED: /* transition to degraded state */
- dprintf("degraded: ");
- if ((map->map_state != map_state) &&
- !dev->vol.migr_state) {
- dprintf("mark degraded");
+ dprintf_cont("degraded: ");
+ if (map->map_state != map_state && !dev->vol.migr_state) {
+ dprintf_cont("mark degraded");
map->map_state = map_state;
super->updates_pending++;
a->last_checkpoint = 0;
break;
}
if (is_rebuilding(dev)) {
- dprintf("while rebuilding.");
+ dprintf_cont("while rebuilding.");
if (map->map_state != map_state) {
- dprintf(" Map state change");
+ dprintf_cont(" Map state change");
end_migration(dev, super, map_state);
super->updates_pending++;
}
break;
}
if (is_gen_migration(dev)) {
- dprintf("while general migration");
+ dprintf_cont("while general migration");
if (a->last_checkpoint >= a->info.component_size)
end_migration(dev, super, map_state);
else {
break;
}
if (is_initializing(dev)) {
- dprintf("while initialization.");
+ dprintf_cont("while initialization.");
map->map_state = map_state;
super->updates_pending++;
break;
}
break;
case IMSM_T_STATE_FAILED: /* transition to failed state */
- dprintf("failed: ");
+ dprintf_cont("failed: ");
if (is_gen_migration(dev)) {
- dprintf("while general migration");
+ dprintf_cont("while general migration");
map->map_state = map_state;
super->updates_pending++;
break;
}
if (map->map_state != map_state) {
- dprintf("mark failed");
+ dprintf_cont("mark failed");
end_migration(dev, super, map_state);
super->updates_pending++;
a->last_checkpoint = 0;
}
break;
default:
- dprintf("state %i\n", map_state);
+ dprintf_cont("state %i\n", map_state);
}
- dprintf("\n");
-
+ dprintf_cont("\n");
}
static int store_imsm_mpb(int fd, struct imsm_super *mpb)
__u32 mpb_size = __le32_to_cpu(mpb->mpb_size);
unsigned long long dsize;
unsigned long long sectors;
+ unsigned int sector_size;
+ get_dev_sector_size(fd, NULL, §or_size);
get_dev_size(fd, NULL, &dsize);
- if (mpb_size > 512) {
+ if (mpb_size > sector_size) {
/* -1 to account for anchor */
- sectors = mpb_sectors(mpb) - 1;
+ sectors = mpb_sectors(mpb, sector_size) - 1;
/* write the extended mpb to the sectors preceeding the anchor */
- if (lseek64(fd, dsize - (512 * (2 + sectors)), SEEK_SET) < 0)
+ if (lseek64(fd, dsize - (sector_size * (2 + sectors)),
+ SEEK_SET) < 0)
return 1;
- if ((unsigned long long)write(fd, buf + 512, 512 * sectors)
- != 512 * sectors)
+ if ((unsigned long long)write(fd, buf + sector_size,
+ sector_size * sectors) != sector_size * sectors)
return 1;
}
/* first block is stored on second to last sector of the disk */
- if (lseek64(fd, dsize - (512 * 2), SEEK_SET) < 0)
+ if (lseek64(fd, dsize - (sector_size * 2), SEEK_SET) < 0)
return 1;
- if (write(fd, buf, 512) != 512)
+ if (write(fd, buf, sector_size) != sector_size)
return 1;
return 0;
dl = NULL;
if (dl)
- dprintf("%s: found %x:%x\n", __func__, dl->major, dl->minor);
+ dprintf("found %x:%x\n", dl->major, dl->minor);
return dl;
}
return dl;
}
-
static int imsm_rebuild_allowed(struct supertype *cont, int dev_idx, int failed)
{
struct imsm_dev *dev2;
/* Cannot activate another spare if rebuild is in progress already
*/
if (is_rebuilding(dev)) {
- dprintf("imsm: No spare activation allowed. "
- "Rebuild in progress already.\n");
+ dprintf("imsm: No spare activation allowed. Rebuild in progress already.\n");
return NULL;
}
IMSM_T_STATE_DEGRADED)
return NULL;
+ if (get_imsm_map(dev, MAP_0)->map_state == IMSM_T_STATE_UNINITIALIZED) {
+ dprintf("imsm: No spare activation allowed. Volume is not initialized.\n");
+ return NULL;
+ }
+
/*
* If there are any failed disks check state of the other volume.
* Block rebuild if the another one is failed until failed disks
* are removed from container.
*/
if (failed) {
- dprintf("found failed disks in %.*s, check if there another"
- "failed sub-array.\n",
+ dprintf("found failed disks in %.*s, check if there anotherfailed sub-array.\n",
MAX_RAID_SERIAL_LEN, dev->volume);
/* check if states of the other volumes allow for rebuild */
for (i = 0; i < super->anchor->num_raid_devs; i++) {
dl = imsm_add_spare(super, i, a, 1, rv);
if (!dl)
continue;
-
+
/* found a usable disk with enough space */
- di = malloc(sizeof(*di));
- if (!di)
- continue;
- memset(di, 0, sizeof(*di));
+ di = xcalloc(1, sizeof(*di));
/* dl->index will be -1 in the case we are activating a
* pristine spare. imsm_process_update() will create a
di->data_offset = pba_of_lba0(map);
di->component_size = a->info.component_size;
di->container_member = inst;
+ di->bb.supported = 0;
super->random = random32();
di->next = rv;
rv = di;
* Create a metadata_update record to update the
* disk_ord_tbl for the array
*/
- mu = malloc(sizeof(*mu));
- if (mu) {
- mu->buf = malloc(sizeof(struct imsm_update_activate_spare) * num_spares);
- if (mu->buf == NULL) {
- free(mu);
- mu = NULL;
- }
- }
- if (!mu) {
- while (rv) {
- struct mdinfo *n = rv->next;
-
- free(rv);
- rv = n;
- }
- return NULL;
- }
-
+ mu = xmalloc(sizeof(*mu));
+ mu->buf = xcalloc(num_spares,
+ sizeof(struct imsm_update_activate_spare));
mu->space = NULL;
mu->space_list = NULL;
mu->len = sizeof(struct imsm_update_activate_spare) * num_spares;
return 0;
}
-
static struct dl *get_disk_super(struct intel_super *super, int major, int minor)
{
- struct dl *dl = NULL;
+ struct dl *dl;
+
for (dl = super->disks; dl; dl = dl->next)
- if ((dl->major == major) && (dl->minor == minor))
+ if (dl->major == major && dl->minor == minor)
return dl;
return NULL;
}
static int remove_disk_super(struct intel_super *super, int major, int minor)
{
- struct dl *prev = NULL;
+ struct dl *prev;
struct dl *dl;
prev = NULL;
for (dl = super->disks; dl; dl = dl->next) {
- if ((dl->major == major) && (dl->minor == minor)) {
+ if (dl->major == major && dl->minor == minor) {
/* remove */
if (prev)
prev->next = dl->next;
super->disks = dl->next;
dl->next = NULL;
__free_imsm_disk(dl);
- dprintf("%s: removed %x:%x\n",
- __func__, major, minor);
+ dprintf("removed %x:%x\n", major, minor);
break;
}
prev = dl;
static int add_remove_disk_update(struct intel_super *super)
{
int check_degraded = 0;
- struct dl *disk = NULL;
+ struct dl *disk;
+
/* add/remove some spares to/from the metadata/contrainer */
while (super->disk_mgmt_list) {
struct dl *disk_cfg;
disk_cfg->next = super->disks;
super->disks = disk_cfg;
check_degraded = 1;
- dprintf("%s: added %x:%x\n",
- __func__, disk_cfg->major,
- disk_cfg->minor);
+ dprintf("added %x:%x\n",
+ disk_cfg->major, disk_cfg->minor);
} else if (disk_cfg->action == DISK_REMOVE) {
dprintf("Disk remove action processed: %x.%x\n",
disk_cfg->major, disk_cfg->minor);
return check_degraded;
}
-
static int apply_reshape_migration_update(struct imsm_update_reshape_migration *u,
struct intel_super *super,
void ***space_list)
void **tofree = NULL;
int ret_val = 0;
- dprintf("apply_reshape_migration_update()\n");
- if ((u->subdev < 0) ||
- (u->subdev > 1)) {
+ dprintf("(enter)\n");
+ if (u->subdev < 0 || u->subdev > 1) {
dprintf("imsm: Error: Wrong subdev: %i\n", u->subdev);
return ret_val;
}
- if ((space_list == NULL) || (*space_list == NULL)) {
+ if (space_list == NULL || *space_list == NULL) {
dprintf("imsm: Error: Memory is not allocated\n");
return ret_val;
}
/* update chunk size
*/
- if (u->new_chunksize > 0)
+ if (u->new_chunksize > 0) {
+ unsigned long long num_data_stripes;
+ int used_disks =
+ imsm_num_data_members(dev, MAP_0);
+
+ if (used_disks == 0)
+ return ret_val;
+
map->blocks_per_strip =
__cpu_to_le16(u->new_chunksize * 2);
+ num_data_stripes =
+ (join_u32(dev->size_low, dev->size_high)
+ / used_disks);
+ num_data_stripes /= map->blocks_per_strip;
+ num_data_stripes /= map->num_domains;
+ set_num_data_stripes(map, num_data_stripes);
+ }
/* add disk
*/
- if ((u->new_level != 5) ||
- (migr_map->raid_level != 0) ||
- (migr_map->raid_level == map->raid_level))
+ if (u->new_level != 5 || migr_map->raid_level != 0 ||
+ migr_map->raid_level == map->raid_level)
goto skip_disk_add;
if (u->new_disks[0] >= 0) {
new_disk = get_disk_super(super,
major(u->new_disks[0]),
minor(u->new_disks[0]));
- dprintf("imsm: new disk for reshape is: %i:%i "
- "(%p, index = %i)\n",
+ dprintf("imsm: new disk for reshape is: %i:%i (%p, index = %i)\n",
major(u->new_disks[0]),
minor(u->new_disks[0]),
new_disk, new_disk->index);
struct intel_dev *id;
int ret_val = 0;
- dprintf("apply_size_change_update()\n");
- if ((u->subdev < 0) ||
- (u->subdev > 1)) {
+ dprintf("(enter)\n");
+ if (u->subdev < 0 || u->subdev > 1) {
dprintf("imsm: Error: Wrong subdev: %i\n", u->subdev);
return ret_val;
}
struct imsm_map *map = get_imsm_map(dev, MAP_0);
int used_disks = imsm_num_data_members(dev, MAP_0);
unsigned long long blocks_per_member;
+ unsigned long long num_data_stripes;
/* calculate new size
*/
blocks_per_member = u->new_size / used_disks;
- dprintf("imsm: apply_size_change_update(size: %llu, "
- "blocks per member: %llu)\n",
- u->new_size, blocks_per_member);
+ num_data_stripes = blocks_per_member /
+ map->blocks_per_strip;
+ num_data_stripes /= map->num_domains;
+ dprintf("(size: %llu, blocks per member: %llu, num_data_stipes: %llu)\n",
+ u->new_size, blocks_per_member,
+ num_data_stripes);
set_blocks_per_member(map, blocks_per_member);
+ set_num_data_stripes(map, num_data_stripes);
imsm_set_array_size(dev, u->new_size);
ret_val = 1;
return ret_val;
}
-
static int apply_update_activate_spare(struct imsm_update_activate_spare *u,
struct intel_super *super,
struct active_array *active_array)
break;
if (!dl) {
- fprintf(stderr, "error: imsm_activate_spare passed "
- "an unknown disk (index: %d)\n",
+ pr_err("error: imsm_activate_spare passed an unknown disk (index: %d)\n",
u->dl->index);
return 0;
}
int ret_val = 0;
unsigned int dev_id;
- dprintf("imsm: apply_reshape_container_disks_update()\n");
+ dprintf("(enter)\n");
/* enable spares to use in array */
for (i = 0; i < delta_disks; i++) {
new_disk = get_disk_super(super,
major(u->new_disks[i]),
minor(u->new_disks[i]));
- dprintf("imsm: new disk for reshape is: %i:%i "
- "(%p, index = %i)\n",
+ dprintf("imsm: new disk for reshape is: %i:%i (%p, index = %i)\n",
major(u->new_disks[i]), minor(u->new_disks[i]),
new_disk, new_disk->index);
- if ((new_disk == NULL) ||
- ((new_disk->index >= 0) &&
- (new_disk->index < u->old_raid_disks)))
+ if (new_disk == NULL ||
+ (new_disk->index >= 0 &&
+ new_disk->index < u->old_raid_disks))
goto update_reshape_exit;
new_disk->index = disk_count++;
/* slot to fill in autolayout
map = get_imsm_map(dev, MAP_0);
if (u->direction == R10_TO_R0) {
+ unsigned long long num_data_stripes;
+
+ map->num_domains = 1;
+ num_data_stripes = blocks_per_member(map);
+ num_data_stripes /= map->blocks_per_strip;
+ num_data_stripes /= map->num_domains;
+ set_num_data_stripes(map, num_data_stripes);
+
/* Number of failed disks must be half of initial disk number */
if (imsm_count_failed(super, dev, MAP_0) !=
(map->num_members / 2))
for (du = super->missing; du; du = du->next)
if (du->index >= 0) {
set_imsm_ord_tbl_ent(map, du->index, du->index);
- mark_missing(dv->dev, &du->disk, du->index);
+ mark_missing(super, dv->dev, &du->disk, du->index);
}
return 1;
* the arrays for general migration and convert selected spares
* into active devices.
* update_activate_spare - a spare device has replaced a failed
- * device in an array, update the disk_ord_tbl. If this disk is
- * present in all member arrays then also clear the SPARE_DISK
- * flag
+ * device in an array, update the disk_ord_tbl. If this disk is
+ * present in all member arrays then also clear the SPARE_DISK
+ * flag
* update_create_array
* update_kill_array
* update_rename_array
struct imsm_update_general_migration_checkpoint *u =
(void *)update->buf;
- dprintf("imsm: process_update() "
- "for update_general_migration_checkpoint called\n");
+ dprintf("called for update_general_migration_checkpoint\n");
/* find device under general migration */
for (id = super->devlist ; id; id = id->next) {
break;
}
case update_activate_spare: {
- struct imsm_update_activate_spare *u = (void *) update->buf;
+ struct imsm_update_activate_spare *u = (void *) update->buf;
if (apply_update_activate_spare(u, super, st->arrays))
super->updates_pending++;
break;
/* handle racing creates: first come first serve */
if (u->dev_idx < mpb->num_raid_devs) {
- dprintf("%s: subarray %d already defined\n",
- __func__, u->dev_idx);
+ dprintf("subarray %d already defined\n", u->dev_idx);
goto create_error;
}
/* check update is next in sequence */
if (u->dev_idx != mpb->num_raid_devs) {
- dprintf("%s: can not create array %d expected index %d\n",
- __func__, u->dev_idx, mpb->num_raid_devs);
+ dprintf("can not create array %d expected index %d\n",
+ u->dev_idx, mpb->num_raid_devs);
goto create_error;
}
continue;
if (disks_overlap(super, i, u)) {
- dprintf("%s: arrays overlap\n", __func__);
+ dprintf("arrays overlap\n");
goto create_error;
}
}
/* check that prepare update was successful */
if (!update->space) {
- dprintf("%s: prepare update failed\n", __func__);
+ dprintf("prepare update failed\n");
goto create_error;
}
for (i = 0; i < new_map->num_members; i++) {
dl = serial_to_dl(inf[i].serial, super);
if (!dl) {
- dprintf("%s: disk disappeared\n", __func__);
+ dprintf("disk disappeared\n");
goto create_error;
}
}
}
case update_add_remove_disk: {
/* we may be able to repair some arrays if disks are
- * being added, check teh status of add_remove_disk
+ * being added, check the status of add_remove_disk
* if discs has been added.
*/
if (add_remove_disk_update(super)) {
}
break;
}
+ case update_prealloc_badblocks_mem:
+ break;
default:
- fprintf(stderr, "error: unsuported process update type:"
- "(type: %d)\n", type);
+ pr_err("error: unsuported process update type:(type: %d)\n", type);
}
}
static struct mdinfo *get_spares_for_grow(struct supertype *st);
-static void imsm_prepare_update(struct supertype *st,
- struct metadata_update *update)
+static int imsm_prepare_update(struct supertype *st,
+ struct metadata_update *update)
{
/**
* Allocate space to hold new disk entries, raid-device entries or a new
* integrated by the monitor thread without worrying about live pointers
* in the manager thread.
*/
- enum imsm_update_type type = *(enum imsm_update_type *) update->buf;
+ enum imsm_update_type type;
struct intel_super *super = st->sb;
+ unsigned int sector_size = super->sector_size;
struct imsm_super *mpb = super->anchor;
size_t buf_len;
size_t len = 0;
+ if (update->len < (int)sizeof(type))
+ return 0;
+
+ type = *(enum imsm_update_type *) update->buf;
+
switch (type) {
case update_general_migration_checkpoint:
- dprintf("imsm: prepare_update() "
- "for update_general_migration_checkpoint called\n");
+ if (update->len < (int)sizeof(struct imsm_update_general_migration_checkpoint))
+ return 0;
+ dprintf("called for update_general_migration_checkpoint\n");
break;
case update_takeover: {
struct imsm_update_takeover *u = (void *)update->buf;
+ if (update->len < (int)sizeof(*u))
+ return 0;
if (u->direction == R0_TO_R10) {
void **tail = (void **)&update->space_list;
struct imsm_dev *dev = get_imsm_dev(super, u->subarray);
int num_members = map->num_members;
void *space;
int size, i;
- int err = 0;
/* allocate memory for added disks */
for (i = 0; i < num_members; i++) {
size = sizeof(struct dl);
- space = malloc(size);
- if (!space) {
- err++;
- break;
- }
+ space = xmalloc(size);
*tail = space;
tail = space;
*tail = NULL;
/* allocate memory for new device */
size = sizeof_imsm_dev(super->devlist->dev, 0) +
(num_members * sizeof(__u32));
- space = malloc(size);
- if (!space)
- err++;
- else {
- *tail = space;
- tail = space;
- *tail = NULL;
- }
- if (!err) {
- len = disks_to_mpb_size(num_members * 2);
- } else {
- /* if allocation didn't success, free buffer */
- while (update->space_list) {
- void **sp = update->space_list;
- update->space_list = *sp;
- free(sp);
- }
- }
+ space = xmalloc(size);
+ *tail = space;
+ tail = space;
+ *tail = NULL;
+ len = disks_to_mpb_size(num_members * 2);
}
break;
struct intel_dev *dl;
void **space_tail = (void**)&update->space_list;
- dprintf("imsm: imsm_prepare_update() for update_reshape\n");
+ if (update->len < (int)sizeof(*u))
+ return 0;
+
+ dprintf("for update_reshape\n");
for (dl = super->devlist; dl; dl = dl->next) {
int size = sizeof_imsm_dev(dl->dev, 1);
if (u->new_raid_disks > u->old_raid_disks)
size += sizeof(__u32)*2*
(u->new_raid_disks - u->old_raid_disks);
- s = malloc(size);
- if (!s)
- break;
+ s = xmalloc(size);
*space_tail = s;
space_tail = s;
*space_tail = NULL;
void *s;
int current_level = -1;
- dprintf("imsm: imsm_prepare_update() for update_reshape\n");
+ if (update->len < (int)sizeof(*u))
+ return 0;
+
+ dprintf("for update_reshape\n");
/* add space for bigger array in update
*/
if (u->new_raid_disks > u->old_raid_disks)
size += sizeof(__u32)*2*
(u->new_raid_disks - u->old_raid_disks);
- s = malloc(size);
- if (!s)
- break;
+ s = xmalloc(size);
*space_tail = s;
space_tail = s;
*space_tail = NULL;
/* add space for disk in update
*/
size = sizeof(struct dl);
- s = malloc(size);
- if (!s) {
- free(update->space_list);
- update->space_list = NULL;
- break;
- }
+ s = xmalloc(size);
*space_tail = s;
space_tail = s;
*space_tail = NULL;
current_level = map->raid_level;
break;
}
- if ((u->new_level == 5) && (u->new_level != current_level)) {
+ if (u->new_level == 5 && u->new_level != current_level) {
struct mdinfo *spares;
spares = get_spares_for_grow(st);
break;
}
case update_size_change: {
+ if (update->len < (int)sizeof(struct imsm_update_size_change))
+ return 0;
+ break;
+ }
+ case update_activate_spare: {
+ if (update->len < (int)sizeof(struct imsm_update_activate_spare))
+ return 0;
break;
}
case update_create_array: {
int i;
int activate = 0;
+ if (update->len < (int)sizeof(*u))
+ return 0;
+
inf = get_disk_info(u);
len = sizeof_imsm_dev(dev, 1);
/* allocate a new super->devlist entry */
- dv = malloc(sizeof(*dv));
- if (dv) {
- dv->dev = malloc(len);
- if (dv->dev)
- update->space = dv;
- else {
- free(dv);
- update->space = NULL;
- }
- }
+ dv = xmalloc(sizeof(*dv));
+ dv->dev = xmalloc(len);
+ update->space = dv;
/* count how many spares will be converted to members */
for (i = 0; i < map->num_members; i++) {
}
len += activate * sizeof(struct imsm_disk);
break;
- default:
+ }
+ case update_kill_array: {
+ if (update->len < (int)sizeof(struct imsm_update_kill_array))
+ return 0;
+ break;
+ }
+ case update_rename_array: {
+ if (update->len < (int)sizeof(struct imsm_update_rename_array))
+ return 0;
break;
}
+ case update_add_remove_disk:
+ /* no update->len needed */
+ break;
+ case update_prealloc_badblocks_mem:
+ super->extra_space += sizeof(struct bbm_log) -
+ get_imsm_bbm_log_size(super->bbm_log);
+ break;
+ default:
+ return 0;
}
/* check if we need a larger metadata buffer */
else
buf_len = super->len;
- if (__le32_to_cpu(mpb->mpb_size) + len > buf_len) {
+ if (__le32_to_cpu(mpb->mpb_size) + super->extra_space + len > buf_len) {
/* ok we need a larger buf than what is currently allocated
* if this allocation fails process_update will notice that
* ->next_len is set and ->next_buf is NULL
*/
- buf_len = ROUND_UP(__le32_to_cpu(mpb->mpb_size) + len, 512);
+ buf_len = ROUND_UP(__le32_to_cpu(mpb->mpb_size) +
+ super->extra_space + len, sector_size);
if (super->next_buf)
free(super->next_buf);
super->next_len = buf_len;
- if (posix_memalign(&super->next_buf, 512, buf_len) == 0)
+ if (posix_memalign(&super->next_buf, sector_size, buf_len) == 0)
memset(super->next_buf, 0, buf_len);
else
super->next_buf = NULL;
}
+ return 1;
}
/* must be called while manager is quiesced */
struct dl *iter;
struct imsm_dev *dev;
struct imsm_map *map;
- int i, j, num_members;
+ unsigned int i, j, num_members;
__u32 ord;
+ struct bbm_log *log = super->bbm_log;
- dprintf("%s: deleting device[%d] from imsm_super\n",
- __func__, index);
+ dprintf("deleting device[%d] from imsm_super\n", index);
/* shift all indexes down one */
for (iter = super->disks; iter; iter = iter->next)
}
}
+ for (i = 0; i < log->entry_count; i++) {
+ struct bbm_log_entry *entry = &log->marked_block_entries[i];
+
+ if (entry->disk_ordinal <= index)
+ continue;
+ entry->disk_ordinal--;
+ }
+
mpb->num_disks--;
super->updates_pending++;
if (*dlp) {
}
}
-
/*******************************************************************************
* Function: open_backup_targets
* Description: Function opens file descriptors for all devices given in
continue;
}
- if ((sd->disk.raid_disk >= raid_disks) ||
- (sd->disk.raid_disk < 0))
+ if (sd->disk.raid_disk >= raid_disks || sd->disk.raid_disk < 0)
continue;
dn = map_dev(sd->disk.major,
sd->disk.minor, 1);
raid_fds[sd->disk.raid_disk] = dev_open(dn, O_RDWR);
if (raid_fds[sd->disk.raid_disk] < 0) {
- fprintf(stderr, "cannot open component\n");
+ pr_err("cannot open component\n");
continue;
}
opened++;
/* check if maximum array degradation level is not exceeded
*/
if ((raid_disks - opened) >
- imsm_get_allowed_degradation(info->new_level,
- raid_disks,
- super, dev)) {
- fprintf(stderr, "Not enough disks can be opened.\n");
+ imsm_get_allowed_degradation(info->new_level, raid_disks,
+ super, dev)) {
+ pr_err("Not enough disks can be opened.\n");
close_targets(raid_fds, raid_disks);
return -2;
}
return 0;
}
+/*******************************************************************************
+ * Function: validate_container_imsm
+ * Description: This routine validates container after assemble,
+ * eg. if devices in container are under the same controller.
+ *
+ * Parameters:
+ * info : linked list with info about devices used in array
+ * Returns:
+ * 1 : HBA mismatch
+ * 0 : Success
+ ******************************************************************************/
+int validate_container_imsm(struct mdinfo *info)
+{
+ if (check_env("IMSM_NO_PLATFORM"))
+ return 0;
+
+ struct sys_dev *idev;
+ struct sys_dev *hba = NULL;
+ struct sys_dev *intel_devices = find_intel_devices();
+ char *dev_path = devt_to_devpath(makedev(info->disk.major,
+ info->disk.minor));
+
+ for (idev = intel_devices; idev; idev = idev->next) {
+ if (dev_path && strstr(dev_path, idev->path)) {
+ hba = idev;
+ break;
+ }
+ }
+ if (dev_path)
+ free(dev_path);
+
+ if (!hba) {
+ pr_err("WARNING - Cannot detect HBA for device %s!\n",
+ devid2kname(makedev(info->disk.major, info->disk.minor)));
+ return 1;
+ }
+
+ const struct imsm_orom *orom = get_orom_by_device_id(hba->dev_id);
+ struct mdinfo *dev;
+
+ for (dev = info->next; dev; dev = dev->next) {
+ dev_path = devt_to_devpath(makedev(dev->disk.major, dev->disk.minor));
+
+ struct sys_dev *hba2 = NULL;
+ for (idev = intel_devices; idev; idev = idev->next) {
+ if (dev_path && strstr(dev_path, idev->path)) {
+ hba2 = idev;
+ break;
+ }
+ }
+ if (dev_path)
+ free(dev_path);
+
+ const struct imsm_orom *orom2 = hba2 == NULL ? NULL :
+ get_orom_by_device_id(hba2->dev_id);
+
+ if (hba2 && hba->type != hba2->type) {
+ pr_err("WARNING - HBAs of devices do not match %s != %s\n",
+ get_sys_dev_type(hba->type), get_sys_dev_type(hba2->type));
+ return 1;
+ }
+
+ if (orom != orom2) {
+ pr_err("WARNING - IMSM container assembled with disks under different HBAs!\n"
+ " This operation is not supported and can lead to data loss.\n");
+ return 1;
+ }
+
+ if (!orom) {
+ pr_err("WARNING - IMSM container assembled with disks under HBAs without IMSM platform support!\n"
+ " This operation is not supported and can lead to data loss.\n");
+ return 1;
+ }
+ }
+
+ return 0;
+}
#ifndef MDASSEMBLE
+/*******************************************************************************
+* Function: imsm_record_badblock
+* Description: This routine stores new bad block record in BBM log
+*
+* Parameters:
+* a : array containing a bad block
+* slot : disk number containing a bad block
+* sector : bad block sector
+* length : bad block sectors range
+* Returns:
+* 1 : Success
+* 0 : Error
+******************************************************************************/
+static int imsm_record_badblock(struct active_array *a, int slot,
+ unsigned long long sector, int length)
+{
+ struct intel_super *super = a->container->sb;
+ int ord;
+ int ret;
+
+ ord = imsm_disk_slot_to_ord(a, slot);
+ if (ord < 0)
+ return 0;
+
+ ret = record_new_badblock(super->bbm_log, ord_to_idx(ord), sector,
+ length);
+ if (ret)
+ super->updates_pending++;
+
+ return ret;
+}
+/*******************************************************************************
+* Function: imsm_clear_badblock
+* Description: This routine clears bad block record from BBM log
+*
+* Parameters:
+* a : array containing a bad block
+* slot : disk number containing a bad block
+* sector : bad block sector
+* length : bad block sectors range
+* Returns:
+* 1 : Success
+* 0 : Error
+******************************************************************************/
+static int imsm_clear_badblock(struct active_array *a, int slot,
+ unsigned long long sector, int length)
+{
+ struct intel_super *super = a->container->sb;
+ int ord;
+ int ret;
+
+ ord = imsm_disk_slot_to_ord(a, slot);
+ if (ord < 0)
+ return 0;
+
+ ret = clear_badblock(super->bbm_log, ord_to_idx(ord), sector, length);
+ if (ret)
+ super->updates_pending++;
+
+ return ret;
+}
+/*******************************************************************************
+* Function: imsm_get_badblocks
+* Description: This routine get list of bad blocks for an array
+*
+* Parameters:
+* a : array
+* slot : disk number
+* Returns:
+* bb : structure containing bad blocks
+* NULL : error
+******************************************************************************/
+static struct md_bb *imsm_get_badblocks(struct active_array *a, int slot)
+{
+ int inst = a->info.container_member;
+ struct intel_super *super = a->container->sb;
+ struct imsm_dev *dev = get_imsm_dev(super, inst);
+ struct imsm_map *map = get_imsm_map(dev, MAP_0);
+ int ord;
+
+ ord = imsm_disk_slot_to_ord(a, slot);
+ if (ord < 0)
+ return NULL;
+
+ get_volume_badblocks(super->bbm_log, ord_to_idx(ord), pba_of_lba0(map),
+ blocks_per_member(map), &super->bb);
+
+ return &super->bb;
+}
+/*******************************************************************************
+* Function: examine_badblocks_imsm
+* Description: Prints list of bad blocks on a disk to the standard output
+*
+* Parameters:
+* st : metadata handler
+* fd : open file descriptor for device
+* devname : device name
+* Returns:
+* 0 : Success
+* 1 : Error
+******************************************************************************/
+static int examine_badblocks_imsm(struct supertype *st, int fd, char *devname)
+{
+ struct intel_super *super = st->sb;
+ struct bbm_log *log = super->bbm_log;
+ struct dl *d = NULL;
+ int any = 0;
+
+ for (d = super->disks; d ; d = d->next) {
+ if (strcmp(d->devname, devname) == 0)
+ break;
+ }
+
+ if ((d == NULL) || (d->index < 0)) { /* serial mismatch probably */
+ pr_err("%s doesn't appear to be part of a raid array\n",
+ devname);
+ return 1;
+ }
+
+ if (log != NULL) {
+ unsigned int i;
+ struct bbm_log_entry *entry = &log->marked_block_entries[0];
+
+ for (i = 0; i < log->entry_count; i++) {
+ if (entry[i].disk_ordinal == d->index) {
+ unsigned long long sector = __le48_to_cpu(
+ &entry[i].defective_block_start);
+ int cnt = entry[i].marked_count + 1;
+
+ if (!any) {
+ printf("Bad-blocks on %s:\n", devname);
+ any = 1;
+ }
+
+ printf("%20llu for %d sectors\n", sector, cnt);
+ }
+ }
+ }
+
+ if (!any)
+ printf("No bad-blocks list configured on %s\n", devname);
+
+ return 0;
+}
/*******************************************************************************
* Function: init_migr_record_imsm
* Description: Function inits imsm migration record
migr_rec->post_migr_vol_cap = dev->size_low;
migr_rec->post_migr_vol_cap_hi = dev->size_high;
-
/* Find the smallest dev */
for (sd = info->devs ; sd ; sd = sd->next) {
sprintf(nm, "%d:%d", sd->disk.major, sd->disk.minor);
{
int rv = -1;
struct intel_super *super = st->sb;
- unsigned long long *target_offsets = NULL;
- int *targets = NULL;
+ unsigned long long *target_offsets;
+ int *targets;
int i;
struct imsm_map *map_dest = get_imsm_map(dev, MAP_0);
int new_disks = map_dest->num_members;
unsigned long long start;
int data_disks = imsm_num_data_members(dev, MAP_0);
- targets = malloc(new_disks * sizeof(int));
- if (!targets)
- goto abort;
+ targets = xmalloc(new_disks * sizeof(int));
for (i = 0; i < new_disks; i++)
targets[i] = -1;
- target_offsets = malloc(new_disks * sizeof(unsigned long long));
- if (!target_offsets)
- goto abort;
+ target_offsets = xcalloc(new_disks, sizeof(unsigned long long));
start = info->reshape_progress * 512;
for (i = 0; i < new_disks; i++) {
start,
length,
buf) != 0) {
- fprintf(stderr, Name ": Error restoring stripes\n");
+ pr_err("Error restoring stripes\n");
goto abort;
}
unsigned long long curr_migr_unit;
if (load_imsm_migr_rec(super, info) != 0) {
- dprintf("imsm: ERROR: Cannot read migration record "
- "for checkpoint save.\n");
+ dprintf("imsm: ERROR: Cannot read migration record for checkpoint save.\n");
return 1;
}
__cpu_to_le32(curr_migr_unit *
__le32_to_cpu(super->migr_rec->dest_depth_per_unit));
if (write_imsm_migr_rec(st) < 0) {
- dprintf("imsm: Cannot write migration record "
- "outside backup area\n");
+ dprintf("imsm: Cannot write migration record outside backup area\n");
return 1;
}
{
struct intel_super *super = st->sb;
struct migr_record *migr_rec = super->migr_rec;
- struct imsm_map *map_dest = NULL;
+ struct imsm_map *map_dest;
struct intel_dev *id = NULL;
unsigned long long read_offset;
unsigned long long write_offset;
int new_disks, i, err;
char *buf = NULL;
int retval = 1;
+ unsigned int sector_size = super->sector_size;
unsigned long curr_migr_unit = __le32_to_cpu(migr_rec->curr_migr_unit);
unsigned long num_migr_units = __le32_to_cpu(migr_rec->num_migr_units);
char buffer[20];
pba_of_lba0(map_dest)) * 512;
unit_len = __le32_to_cpu(migr_rec->dest_depth_per_unit) * 512;
- if (posix_memalign((void **)&buf, 512, unit_len) != 0)
- goto abort;
- targets = malloc(new_disks * sizeof(int));
- if (!targets)
+ if (posix_memalign((void **)&buf, sector_size, unit_len) != 0)
goto abort;
+ targets = xcalloc(new_disks, sizeof(int));
if (open_backup_targets(info, new_disks, targets, super, id->dev)) {
- fprintf(stderr,
- Name ": Cannot open some devices belonging to array.\n");
+ pr_err("Cannot open some devices belonging to array.\n");
goto abort;
}
continue;
}
if (lseek64(targets[i], read_offset, SEEK_SET) < 0) {
- fprintf(stderr,
- Name ": Cannot seek to block: %s\n",
- strerror(errno));
+ pr_err("Cannot seek to block: %s\n",
+ strerror(errno));
skipped_disks++;
continue;
}
if ((unsigned)read(targets[i], buf, unit_len) != unit_len) {
- fprintf(stderr,
- Name ": Cannot read copy area block: %s\n",
- strerror(errno));
+ pr_err("Cannot read copy area block: %s\n",
+ strerror(errno));
skipped_disks++;
continue;
}
if (lseek64(targets[i], write_offset, SEEK_SET) < 0) {
- fprintf(stderr,
- Name ": Cannot seek to block: %s\n",
- strerror(errno));
+ pr_err("Cannot seek to block: %s\n",
+ strerror(errno));
skipped_disks++;
continue;
}
if ((unsigned)write(targets[i], buf, unit_len) != unit_len) {
- fprintf(stderr,
- Name ": Cannot restore block: %s\n",
- strerror(errno));
+ pr_err("Cannot restore block: %s\n",
+ strerror(errno));
skipped_disks++;
continue;
}
new_disks,
super,
id->dev)) {
- fprintf(stderr,
- Name ": Cannot restore data from backup."
- " Too many failed disks\n");
+ pr_err("Cannot restore data from backup. Too many failed disks\n");
goto abort;
}
if (save_checkpoint_imsm(st, info, UNIT_SRC_NORMAL)) {
/* ignore error == 2, this can mean end of reshape here
*/
- dprintf("imsm: Cannot write checkpoint to "
- "migration record (UNIT_SRC_NORMAL) during restart\n");
+ dprintf("imsm: Cannot write checkpoint to migration record (UNIT_SRC_NORMAL) during restart\n");
} else
retval = 0;
char *drv=NULL;
struct stat st;
- strncpy(disk_path, disk_by_path, PATH_MAX - 1);
+ strcpy(disk_path, disk_by_path);
strncat(disk_path, path, PATH_MAX - strlen(disk_path) - 1);
if (stat(disk_path, &st) == 0) {
struct sys_dev* hba;
- char *path=NULL;
+ char *path;
path = devt_to_devpath(st.st_rdev);
if (path == NULL)
drv = "isci";
else if (hba && hba->type == SYS_DEV_SATA)
drv = "ahci";
- else
+ else
drv = "unknown";
dprintf("path: %s hba: %s attached: %s\n",
path, (hba) ? hba->path : "NULL", drv);
free(path);
- if (hba)
- free_sys_dev(&hba);
}
return drv;
}
-static int imsm_find_array_minor_by_subdev(int subdev, int container, int *minor)
+static char *imsm_find_array_devnm_by_subdev(int subdev, char *container)
{
+ static char devnm[32];
char subdev_name[20];
struct mdstat_ent *mdstat;
sprintf(subdev_name, "%d", subdev);
mdstat = mdstat_by_subdev(subdev_name, container);
if (!mdstat)
- return -1;
+ return NULL;
- *minor = mdstat->devnum;
+ strcpy(devnm, mdstat->devnm);
free_mdstat(mdstat);
- return 0;
+ return devnm;
}
static int imsm_reshape_is_allowed_on_container(struct supertype *st,
struct mdinfo *info, *member;
int devices_that_can_grow = 0;
- dprintf("imsm: imsm_reshape_is_allowed_on_container(ENTER): "
- "st->devnum = (%i)\n",
- st->devnum);
+ dprintf("imsm: imsm_reshape_is_allowed_on_container(ENTER): st->devnm = (%s)\n", st->devnm);
- if (geo->size != -1 ||
+ if (geo->size > 0 ||
geo->level != UnSet ||
geo->layout != UnSet ||
geo->chunksize != 0 ||
geo->raid_disks == UnSet) {
- dprintf("imsm: Container operation is allowed for "
- "raid disks number change only.\n");
+ dprintf("imsm: Container operation is allowed for raid disks number change only.\n");
return ret_val;
}
if (direction == ROLLBACK_METADATA_CHANGES) {
- dprintf("imsm: Metadata changes rollback is not supported for "
- "container operation.\n");
+ dprintf("imsm: Metadata changes rollback is not supported for container operation.\n");
return ret_val;
}
info = container_content_imsm(st, NULL);
for (member = info; member; member = member->next) {
- int result;
- int minor;
+ char *result;
dprintf("imsm: checking device_num: %i\n",
member->container_member);
/* we work on container for Online Capacity Expansion
* only so raid_disks has to grow
*/
- dprintf("imsm: for container operation raid disks "
- "increase is required\n");
+ dprintf("imsm: for container operation raid disks increase is required\n");
break;
}
- if ((info->array.level != 0) &&
- (info->array.level != 5)) {
+ if (info->array.level != 0 && info->array.level != 5) {
/* we cannot use this container with other raid level
*/
- dprintf("imsm: for container operation wrong"
- " raid level (%i) detected\n",
+ dprintf("imsm: for container operation wrong raid level (%i) detected\n",
info->array.level);
break;
} else {
if (!is_raid_level_supported(super->orom,
member->array.level,
geo->raid_disks)) {
- dprintf("platform does not support raid%d with"
- " %d disk%s\n",
+ dprintf("platform does not support raid%d with %d disk%s\n",
info->array.level,
geo->raid_disks,
geo->raid_disks > 1 ? "s" : "");
*/
if (info->component_size %
(info->array.chunk_size/512)) {
- dprintf("Component size is not aligned to "
- "chunk size\n");
+ dprintf("Component size is not aligned to chunk size\n");
break;
}
}
* so they need to be assembled. We have already
* checked that no recovery etc is happening.
*/
- result = imsm_find_array_minor_by_subdev(member->container_member,
- st->container_dev,
- &minor);
- if (result < 0) {
+ result = imsm_find_array_devnm_by_subdev(member->container_member,
+ st->container_devnm);
+ if (result == NULL) {
dprintf("imsm: cannot find array\n");
break;
}
ret_val = 1;
if (ret_val)
- dprintf("\tContainer operation allowed\n");
+ dprintf("Container operation allowed\n");
else
- dprintf("\tError: %i\n", ret_val);
+ dprintf("Error: %i\n", ret_val);
return ret_val;
}
/* Function: get_spares_for_grow
* Description: Allocates memory and creates list of spare devices
- * avaliable in container. Checks if spare drive size is acceptable.
+ * avaliable in container. Checks if spare drive size is acceptable.
* Parameters: Pointer to the supertype structure
* Returns: Pointer to the list of spare devices (mdinfo structure) on success,
- * NULL if fail
+ * NULL if fail
*/
static struct mdinfo *get_spares_for_grow(struct supertype *st)
{
{
struct intel_super *super = st->sb;
struct imsm_super *mpb = super->anchor;
- int update_memory_size = 0;
- struct imsm_update_reshape *u = NULL;
- struct mdinfo *spares = NULL;
+ int update_memory_size;
+ struct imsm_update_reshape *u;
+ struct mdinfo *spares;
int i;
- int delta_disks = 0;
+ int delta_disks;
struct mdinfo *dev;
- dprintf("imsm_update_metadata_for_reshape(enter) raid_disks = %i\n",
- geo->raid_disks);
+ dprintf("(enter) raid_disks = %i\n", geo->raid_disks);
delta_disks = geo->raid_disks - old_raid_disks;
/* now add space for spare disks that we need to add. */
update_memory_size += sizeof(u->new_disks[0]) * (delta_disks - 1);
- u = calloc(1, update_memory_size);
- if (u == NULL) {
- dprintf("error: "
- "cannot get memory for imsm_update_reshape update\n");
- return 0;
- }
+ u = xcalloc(1, update_memory_size);
u->type = update_reshape_container_disks;
u->old_raid_disks = old_raid_disks;
u->new_raid_disks = geo->raid_disks;
if (spares == NULL
|| delta_disks > spares->array.spare_disks) {
- fprintf(stderr, Name ": imsm: ERROR: Cannot get spare devices "
- "for %s.\n", geo->dev_name);
+ pr_err("imsm: ERROR: Cannot get spare devices for %s.\n", geo->dev_name);
i = -1;
goto abort;
}
dprintf("imsm: reshape update preparation :");
if (i == delta_disks) {
- dprintf(" OK\n");
+ dprintf_cont(" OK\n");
*updatep = u;
return update_memory_size;
}
free(u);
- dprintf(" Error\n");
+ dprintf_cont(" Error\n");
return 0;
}
-
/******************************************************************************
* function: imsm_create_metadata_update_for_size_change()
* Creates update for IMSM array for array size change.
struct imsm_update_size_change **updatep)
{
struct intel_super *super = st->sb;
- int update_memory_size = 0;
- struct imsm_update_size_change *u = NULL;
+ int update_memory_size;
+ struct imsm_update_size_change *u;
- dprintf("imsm_create_metadata_update_for_size_change(enter)"
- " New size = %llu\n", geo->size);
+ dprintf("(enter) New size = %llu\n", geo->size);
/* size of all update data without anchor */
update_memory_size = sizeof(struct imsm_update_size_change);
- u = calloc(1, update_memory_size);
- if (u == NULL) {
- dprintf("error: cannot get memory for "
- "imsm_create_metadata_update_for_size_change\n");
- return 0;
- }
+ u = xcalloc(1, update_memory_size);
u->type = update_size_change;
u->subdev = super->current_vol;
u->new_size = geo->size;
struct imsm_update_reshape_migration **updatep)
{
struct intel_super *super = st->sb;
- int update_memory_size = 0;
- struct imsm_update_reshape_migration *u = NULL;
+ int update_memory_size;
+ struct imsm_update_reshape_migration *u;
struct imsm_dev *dev;
int previous_level = -1;
- dprintf("imsm_create_metadata_update_for_migration(enter)"
- " New Level = %i\n", geo->level);
+ dprintf("(enter) New Level = %i\n", geo->level);
/* size of all update data without anchor */
update_memory_size = sizeof(struct imsm_update_reshape_migration);
- u = calloc(1, update_memory_size);
- if (u == NULL) {
- dprintf("error: cannot get memory for "
- "imsm_create_metadata_update_for_migration\n");
- return 0;
- }
+ u = xcalloc(1, update_memory_size);
u->type = update_reshape_migration;
u->subdev = super->current_vol;
u->new_level = geo->level;
if (geo->chunksize != current_chunk_size) {
u->new_chunksize = geo->chunksize / 1024;
- dprintf("imsm: "
- "chunk size change from %i to %i\n",
+ dprintf("imsm: chunk size change from %i to %i\n",
current_chunk_size, u->new_chunksize);
}
previous_level = map->raid_level;
}
}
- if ((geo->level == 5) && (previous_level == 0)) {
+ if (geo->level == 5 && previous_level == 0) {
struct mdinfo *spares = NULL;
u->new_raid_disks++;
spares = get_spares_for_grow(st);
- if ((spares == NULL) || (spares->array.spare_disks < 1)) {
+ if (spares == NULL || spares->array.spare_disks < 1) {
free(u);
sysfs_free(spares);
update_memory_size = 0;
- dprintf("error: cannot get spare device "
- "for requested migration");
+ dprintf("error: cannot get spare device for requested migration");
return 0;
}
sysfs_free(spares);
mu.space = NULL;
mu.space_list = NULL;
mu.next = NULL;
- imsm_prepare_update(st, &mu);
- imsm_process_update(st, &mu);
+ if (imsm_prepare_update(st, &mu))
+ imsm_process_update(st, &mu);
while (mu.space_list) {
void **space = mu.space_list;
/***************************************************************************
* Function: imsm_analyze_change
* Description: Function analyze change for single volume
-* and validate if transition is supported
+* and validate if transition is supported
* Parameters: Geometry parameters, supertype structure,
* metadata change direction (apply/rollback)
* Returns: Operation type code on success, -1 if fail
int data_disks;
struct imsm_dev *dev;
struct intel_super *super;
- long long current_size;
+ unsigned long long current_size;
+ unsigned long long free_size;
+ unsigned long long max_size;
+ int rv;
getinfo_super_imsm_volume(st, &info, NULL);
- if ((geo->level != info.array.level) &&
- (geo->level >= 0) &&
- (geo->level != UnSet)) {
+ if (geo->level != info.array.level && geo->level >= 0 &&
+ geo->level != UnSet) {
switch (info.array.level) {
case 0:
if (geo->level == 5) {
change = CH_MIGRATION;
if (geo->layout != ALGORITHM_LEFT_ASYMMETRIC) {
- fprintf(stderr,
- Name " Error. Requested Layout "
- "not supported (left-asymmetric layout "
- "is supported only)!\n");
+ pr_err("Error. Requested Layout not supported (left-asymmetric layout is supported only)!\n");
change = -1;
goto analyse_change_exit;
}
break;
}
if (change == -1) {
- fprintf(stderr,
- Name " Error. Level Migration from %d to %d "
- "not supported!\n",
- info.array.level, geo->level);
+ pr_err("Error. Level Migration from %d to %d not supported!\n",
+ info.array.level, geo->level);
goto analyse_change_exit;
}
} else
geo->level = info.array.level;
- if ((geo->layout != info.array.layout)
- && ((geo->layout != UnSet) && (geo->layout != -1))) {
+ if (geo->layout != info.array.layout &&
+ (geo->layout != UnSet && geo->layout != -1)) {
change = CH_MIGRATION;
- if ((info.array.layout == 0)
- && (info.array.level == 5)
- && (geo->layout == 5)) {
+ if (info.array.layout == 0 && info.array.level == 5 &&
+ geo->layout == 5) {
/* reshape 5 -> 4 */
- } else if ((info.array.layout == 5)
- && (info.array.level == 5)
- && (geo->layout == 0)) {
+ } else if (info.array.layout == 5 && info.array.level == 5 &&
+ geo->layout == 0) {
/* reshape 4 -> 5 */
geo->layout = 0;
geo->level = 5;
} else {
- fprintf(stderr,
- Name " Error. Layout Migration from %d to %d "
- "not supported!\n",
- info.array.layout, geo->layout);
+ pr_err("Error. Layout Migration from %d to %d not supported!\n",
+ info.array.layout, geo->layout);
change = -1;
goto analyse_change_exit;
}
imsm_layout = info.array.layout;
}
- if ((geo->chunksize > 0) && (geo->chunksize != UnSet)
- && (geo->chunksize != info.array.chunk_size))
+ if (geo->chunksize > 0 && geo->chunksize != UnSet &&
+ geo->chunksize != info.array.chunk_size) {
+ if (info.array.level == 10) {
+ pr_err("Error. Chunk size change for RAID 10 is not supported.\n");
+ change = -1;
+ goto analyse_change_exit;
+ }
change = CH_MIGRATION;
- else
+ } else {
geo->chunksize = info.array.chunk_size;
+ }
chunk = geo->chunksize / 1024;
*/
current_size = info.custom_array_size / data_disks;
- if (geo->size > 0) {
+ if (geo->size > 0 && geo->size != MAX_SIZE) {
/* align component size
*/
geo->size = imsm_component_size_aligment_check(
get_imsm_raid_level(dev->vol.map),
- chunk * 1024,
+ chunk * 1024, super->sector_size,
geo->size * 2);
+ if (geo->size == 0) {
+ pr_err("Error. Size expansion is supported only (current size is %llu, requested size /rounded/ is 0).\n",
+ current_size);
+ goto analyse_change_exit;
+ }
}
- if ((current_size != geo->size) && (geo->size >= 0)) {
+ if (current_size != geo->size && geo->size > 0) {
if (change != -1) {
- fprintf(stderr,
- Name " Error. Size change should be the only "
- "one at a time.\n");
+ pr_err("Error. Size change should be the only one at a time.\n");
change = -1;
goto analyse_change_exit;
}
if ((super->current_vol + 1) != super->anchor->num_raid_devs) {
- fprintf(stderr,
- Name " Error. The last volume in container "
- "can be expanded only (%i/%i).\n",
- super->current_vol, st->devnum);
+ pr_err("Error. The last volume in container can be expanded only (%i/%s).\n",
+ super->current_vol, st->devnm);
goto analyse_change_exit;
}
- if (geo->size == 0) {
+ /* check the maximum available size
+ */
+ rv = imsm_get_free_size(st, dev->vol.map->num_members,
+ 0, chunk, &free_size);
+ if (rv == 0)
+ /* Cannot find maximum available space
+ */
+ max_size = 0;
+ else {
+ max_size = free_size + current_size;
+ /* align component size
+ */
+ max_size = imsm_component_size_aligment_check(
+ get_imsm_raid_level(dev->vol.map),
+ chunk * 1024, super->sector_size,
+ max_size);
+ }
+ if (geo->size == MAX_SIZE) {
/* requested size change to the maximum available size
*/
- unsigned long long freesize;
- int rv;
-
- rv = imsm_get_free_size(st, dev->vol.map->num_members,
- 0, chunk, &freesize);
- if (rv == 0) {
- fprintf(stderr, Name " Error. Cannot find "
- "maximum available space.\n");
+ if (max_size == 0) {
+ pr_err("Error. Cannot find maximum available space.\n");
change = -1;
goto analyse_change_exit;
- }
- geo->size = freesize + current_size;
-
- /* align component size
- */
- geo->size = imsm_component_size_aligment_check(
- get_imsm_raid_level(dev->vol.map),
- chunk * 1024,
- geo->size);
+ } else
+ geo->size = max_size;
}
- if ((direction == ROLLBACK_METADATA_CHANGES)) {
+ if (direction == ROLLBACK_METADATA_CHANGES) {
/* accept size for rollback only
*/
} else {
dprintf("Prepare update for size change to %llu\n",
geo->size );
if (current_size >= geo->size) {
- fprintf(stderr,
- Name " Error. Size expanssion is "
- "supported only (current size is %llu, "
- "requested size /rounded/ is %llu).\n",
- current_size, geo->size);
+ pr_err("Error. Size expansion is supported only (current size is %llu, requested size /rounded/ is %llu).\n",
+ current_size, geo->size);
+ goto analyse_change_exit;
+ }
+ if (max_size && geo->size > max_size) {
+ pr_err("Error. Requested size is larger than maximum available size (maximum available size is %llu, requested size /rounded/ is %llu).\n",
+ max_size, geo->size);
goto analyse_change_exit;
}
}
imsm_layout,
geo->raid_disks + devNumChange,
&chunk,
- geo->size,
+ geo->size, INVALID_SECTORS,
0, 0, 1))
change = -1;
struct imsm_super *mpb = super->anchor;
if (mpb->num_raid_devs > 1) {
- fprintf(stderr,
- Name " Error. Cannot perform operation on %s"
- "- for this operation it MUST be single "
- "array in container\n",
- geo->dev_name);
+ pr_err("Error. Cannot perform operation on %s- for this operation it MUST be single array in container\n",
+ geo->dev_name);
change = -1;
}
}
analyse_change_exit:
- if ((direction == ROLLBACK_METADATA_CHANGES) &&
- ((change == CH_MIGRATION) || (change == CH_TAKEOVER))) {
- dprintf("imsm: Metadata changes rollback is not supported for "
- "migration and takeover operations.\n");
+ if (direction == ROLLBACK_METADATA_CHANGES &&
+ (change == CH_MIGRATION || change == CH_TAKEOVER)) {
+ dprintf("imsm: Metadata changes rollback is not supported for migration and takeover operations.\n");
change = -1;
}
return change;
struct intel_super *super = st->sb;
struct imsm_update_takeover *u;
- u = malloc(sizeof(struct imsm_update_takeover));
- if (u == NULL)
- return 1;
+ u = xmalloc(sizeof(struct imsm_update_takeover));
u->type = update_takeover;
u->subarray = super->current_vol;
return 0;
}
-static int imsm_reshape_super(struct supertype *st, long long size, int level,
+static int imsm_reshape_super(struct supertype *st, unsigned long long size,
+ int level,
int layout, int chunksize, int raid_disks,
int delta_disks, char *backup, char *dev,
int direction, int verbose)
int ret_val = 1;
struct geo_params geo;
- dprintf("imsm: reshape_super called.\n");
+ dprintf("(enter)\n");
memset(&geo, 0, sizeof(struct geo_params));
geo.dev_name = dev;
- geo.dev_id = st->devnum;
+ strcpy(geo.devnm, st->devnm);
geo.size = size;
geo.level = level;
geo.layout = layout;
if (delta_disks != UnSet)
geo.raid_disks += delta_disks;
- dprintf("\tfor level : %i\n", geo.level);
- dprintf("\tfor raid_disks : %i\n", geo.raid_disks);
+ dprintf("for level : %i\n", geo.level);
+ dprintf("for raid_disks : %i\n", geo.raid_disks);
if (experimental() == 0)
return ret_val;
- if (st->container_dev == st->devnum) {
+ if (strcmp(st->container_devnm, st->devnm) == 0) {
/* On container level we can only increase number of devices. */
dprintf("imsm: info: Container operation\n");
int old_raid_disks = 0;
free(u);
} else {
- fprintf(stderr, Name ": (imsm) Operation "
- "is not allowed on this container\n");
+ pr_err("(imsm) Operation is not allowed on this container\n");
}
} else {
/* On volume level we support following operations
*/
struct intel_super *super = st->sb;
struct intel_dev *dev = super->devlist;
- int change, devnum;
+ int change;
dprintf("imsm: info: Volume operation\n");
/* find requested device */
while (dev) {
- if (imsm_find_array_minor_by_subdev(
- dev->index, st->container_dev, &devnum) == 0
- && devnum == geo.dev_id)
+ char *devnm =
+ imsm_find_array_devnm_by_subdev(
+ dev->index, st->container_devnm);
+ if (devnm && strcmp(devnm, geo.devnm) == 0)
break;
dev = dev->next;
}
if (dev == NULL) {
- fprintf(stderr, Name " Cannot find %s (%i) subarray\n",
- geo.dev_name, geo.dev_id);
+ pr_err("Cannot find %s (%s) subarray\n",
+ geo.dev_name, geo.devnm);
goto exit_imsm_reshape_super;
}
super->current_vol = dev->index;
imsm_create_metadata_update_for_migration(
st, &geo, &u);
if (len < 1) {
- dprintf("imsm: "
- "Cannot prepare update\n");
+ dprintf("imsm: Cannot prepare update\n");
break;
}
ret_val = 0;
imsm_create_metadata_update_for_size_change(
st, &geo, &u);
if (len < 1) {
- dprintf("imsm: "
- "Cannot prepare update\n");
+ dprintf("imsm: Cannot prepare update\n");
break;
}
ret_val = 0;
return ret_val;
}
+#define COMPLETED_OK 0
+#define COMPLETED_NONE 1
+#define COMPLETED_DELAYED 2
+
+static int read_completed(int fd, unsigned long long *val)
+{
+ int ret;
+ char buf[50];
+
+ ret = sysfs_fd_get_str(fd, buf, 50);
+ if (ret < 0)
+ return ret;
+
+ ret = COMPLETED_OK;
+ if (strncmp(buf, "none", 4) == 0) {
+ ret = COMPLETED_NONE;
+ } else if (strncmp(buf, "delayed", 7) == 0) {
+ ret = COMPLETED_DELAYED;
+ } else {
+ char *ep;
+ *val = strtoull(buf, &ep, 0);
+ if (ep == buf || (*ep != 0 && *ep != '\n' && *ep != ' '))
+ ret = -1;
+ }
+ return ret;
+}
+
/*******************************************************************************
* Function: wait_for_reshape_imsm
* Description: Function writes new sync_max value and waits until
******************************************************************************/
int wait_for_reshape_imsm(struct mdinfo *sra, int ndata)
{
- int fd = sysfs_get_fd(sra, NULL, "reshape_position");
+ int fd = sysfs_get_fd(sra, NULL, "sync_completed");
+ int retry = 3;
unsigned long long completed;
/* to_complete : new sync_max position */
unsigned long long to_complete = sra->reshape_progress;
unsigned long long position_to_set = to_complete / ndata;
if (fd < 0) {
- dprintf("imsm: wait_for_reshape_imsm() "
- "cannot open reshape_position\n");
+ dprintf("cannot open reshape_position\n");
return 1;
}
- if (sysfs_fd_get_ll(fd, &completed) < 0) {
- dprintf("imsm: wait_for_reshape_imsm() "
- "cannot read reshape_position (no reshape in progres)\n");
- close(fd);
- return 0;
- }
+ do {
+ if (sysfs_fd_get_ll(fd, &completed) < 0) {
+ if (!retry) {
+ dprintf("cannot read reshape_position (no reshape in progres)\n");
+ close(fd);
+ return 1;
+ }
+ usleep(30000);
+ } else
+ break;
+ } while (retry--);
- if (completed > to_complete) {
- dprintf("imsm: wait_for_reshape_imsm() "
- "wrong next position to set %llu (%llu)\n",
- to_complete, completed);
+ if (completed > position_to_set) {
+ dprintf("wrong next position to set %llu (%llu)\n",
+ to_complete, position_to_set);
close(fd);
return -1;
}
dprintf("Position set: %llu\n", position_to_set);
if (sysfs_set_num(sra, NULL, "sync_max",
position_to_set) != 0) {
- dprintf("imsm: wait_for_reshape_imsm() "
- "cannot set reshape position to %llu\n",
+ dprintf("cannot set reshape position to %llu\n",
position_to_set);
close(fd);
return -1;
}
do {
+ int rc;
char action[20];
- fd_set rfds;
- FD_ZERO(&rfds);
- FD_SET(fd, &rfds);
- select(fd+1, &rfds, NULL, NULL, NULL);
+ int timeout = 3000;
+
+ sysfs_wait(fd, &timeout);
if (sysfs_get_str(sra, NULL, "sync_action",
action, 20) > 0 &&
- strncmp(action, "reshape", 7) != 0)
- break;
- if (sysfs_fd_get_ll(fd, &completed) < 0) {
- dprintf("imsm: wait_for_reshape_imsm() "
- "cannot read reshape_position (in loop)\n");
+ strncmp(action, "reshape", 7) != 0) {
+ if (strncmp(action, "idle", 4) == 0)
+ break;
close(fd);
- return 1;
+ return -1;
}
- } while (completed < to_complete);
+
+ rc = read_completed(fd, &completed);
+ if (rc < 0) {
+ dprintf("cannot read reshape_position (in loop)\n");
+ close(fd);
+ return 1;
+ } else if (rc == COMPLETED_NONE)
+ break;
+ } while (completed < position_to_set);
+
close(fd);
return 0;
-
}
/*******************************************************************************
int degraded)
{
unsigned long long new_degraded;
- sysfs_get_ll(info, NULL, "degraded", &new_degraded);
- if (new_degraded != (unsigned long long)degraded) {
+ int rv;
+
+ rv = sysfs_get_ll(info, NULL, "degraded", &new_degraded);
+ if (rv == -1 || (new_degraded != (unsigned long long)degraded)) {
/* check each device to ensure it is still working */
struct mdinfo *sd;
new_degraded = 0;
if (sd->disk.state & (1<<MD_DISK_FAULTY))
continue;
if (sd->disk.state & (1<<MD_DISK_SYNC)) {
- char sbuf[20];
+ char sbuf[100];
+
if (sysfs_get_str(info,
- sd, "state", sbuf, 20) < 0 ||
+ sd, "state", sbuf, sizeof(sbuf)) < 0 ||
strstr(sbuf, "faulty") ||
strstr(sbuf, "in_sync") == NULL) {
/* this device is dead */
* Function: imsm_manage_reshape
* Description: Function finds array under reshape and it manages reshape
* process. It creates stripes backups (if required) and sets
- * checheckpoits.
+ * checkpoints.
* Parameters:
* afd : Backup handle (nattive) - not used
* sra : general array info
{
int ret_val = 0;
struct intel_super *super = st->sb;
- struct intel_dev *dv = NULL;
+ struct intel_dev *dv;
+ unsigned int sector_size = super->sector_size;
struct imsm_dev *dev = NULL;
struct imsm_map *map_src;
int migr_vol_qan = 0;
int degraded = 0;
int source_layout = 0;
- if (!fds || !offsets || !sra)
+ if (!sra)
+ return ret_val;
+
+ if (!fds || !offsets)
goto abort;
/* Find volume during the reshape */
}
/* Only one volume can migrate at the same time */
if (migr_vol_qan != 1) {
- fprintf(stderr, Name " : %s", migr_vol_qan ?
+ pr_err("%s", migr_vol_qan ?
"Number of migrating volumes greater than 1\n" :
"There is no volume during migrationg\n");
goto abort;
init_migr_record_imsm(st, dev, sra);
else {
if (__le32_to_cpu(migr_rec->rec_status) != UNIT_SRC_NORMAL) {
- dprintf("imsm: cannot restart migration when data "
- "are present in copy area.\n");
+ dprintf("imsm: cannot restart migration when data are present in copy area.\n");
goto abort;
}
/* Save checkpoint to update migration record for current
if (save_checkpoint_imsm(st, sra, UNIT_SRC_NORMAL) == 1) {
/* ignore error == 2, this can mean end of reshape here
*/
- dprintf("imsm: Cannot write checkpoint to "
- "migration record (UNIT_SRC_NORMAL, "
- "initial save)\n");
+ dprintf("imsm: Cannot write checkpoint to migration record (UNIT_SRC_NORMAL, initial save)\n");
goto abort;
}
}
buf_size += __le32_to_cpu(migr_rec->dest_depth_per_unit) * 512;
/* add space for stripe aligment */
buf_size += old_data_stripe_length;
- if (posix_memalign((void **)&buf, 4096, buf_size)) {
- dprintf("imsm: Cannot allocate checpoint buffer\n");
+ if (posix_memalign((void **)&buf, MAX_SECTOR_SIZE, buf_size)) {
+ dprintf("imsm: Cannot allocate checkpoint buffer\n");
goto abort;
}
*/
degraded = check_degradation_change(sra, fds, degraded);
if (degraded > 1) {
- dprintf("imsm: Abort reshape due to degradation"
- " level (%i)\n", degraded);
+ dprintf("imsm: Abort reshape due to degradation level (%i)\n", degraded);
goto abort;
}
start = current_position * 512;
- /* allign reading start to old geometry */
+ /* align reading start to old geometry */
start_buf_shift = start % old_data_stripe_length;
start_src = start - start_buf_shift;
* to backup alligned to source array
* [bytes]
*/
- unsigned long long next_step_filler = 0;
+ unsigned long long next_step_filler;
unsigned long long copy_length = next_step * 512;
/* allign copy area length to stripe in old geometry */
if (next_step_filler)
next_step_filler = (old_data_stripe_length
- next_step_filler);
- dprintf("save_stripes() parameters: start = %llu,"
- "\tstart_src = %llu,\tnext_step*512 = %llu,"
- "\tstart_in_buf_shift = %llu,"
- "\tnext_step_filler = %llu\n",
+ dprintf("save_stripes() parameters: start = %llu,\tstart_src = %llu,\tnext_step*512 = %llu,\tstart_in_buf_shift = %llu,\tnext_step_filler = %llu\n",
start, start_src, copy_length,
start_buf_shift, next_step_filler);
copy_length +
next_step_filler + start_buf_shift,
buf)) {
- dprintf("imsm: Cannot save stripes"
- " to buffer\n");
+ dprintf("imsm: Cannot save stripes to buffer\n");
goto abort;
}
/* Convert data to destination format and store it
*/
if (save_backup_imsm(st, dev, sra,
buf + start_buf_shift, copy_length)) {
- dprintf("imsm: Cannot save stripes to "
- "target devices\n");
+ dprintf("imsm: Cannot save stripes to target devices\n");
goto abort;
}
if (save_checkpoint_imsm(st, sra,
UNIT_SRC_IN_CP_AREA)) {
- dprintf("imsm: Cannot write checkpoint to "
- "migration record (UNIT_SRC_IN_CP_AREA)\n");
+ dprintf("imsm: Cannot write checkpoint to migration record (UNIT_SRC_IN_CP_AREA)\n");
goto abort;
}
} else {
sra->reshape_progress = next_step;
/* wait until reshape finish */
- if (wait_for_reshape_imsm(sra, ndata) < 0) {
+ if (wait_for_reshape_imsm(sra, ndata)) {
dprintf("wait_for_reshape_imsm returned error!\n");
goto abort;
}
+ if (sigterm)
+ goto abort;
if (save_checkpoint_imsm(st, sra, UNIT_SRC_NORMAL) == 1) {
/* ignore error == 2, this can mean end of reshape here
*/
- dprintf("imsm: Cannot write checkpoint to "
- "migration record (UNIT_SRC_NORMAL)\n");
+ dprintf("imsm: Cannot write checkpoint to migration record (UNIT_SRC_NORMAL)\n");
goto abort;
}
}
+ /* clear migr_rec on disks after successful migration */
+ struct dl *d;
+
+ memset(super->migr_rec_buf, 0, MIGR_REC_BUF_SECTORS*sector_size);
+ for (d = super->disks; d; d = d->next) {
+ if (d->index < 0 || is_failed(&d->disk))
+ continue;
+ unsigned long long dsize;
+
+ get_dev_size(d->fd, NULL, &dsize);
+ if (lseek64(d->fd, dsize - MIGR_REC_SECTOR_POSITION*sector_size,
+ SEEK_SET) >= 0) {
+ if (write(d->fd, super->migr_rec_buf,
+ MIGR_REC_BUF_SECTORS*sector_size) !=
+ MIGR_REC_BUF_SECTORS*sector_size)
+ perror("Write migr_rec failed");
+ }
+ }
+
/* return '1' if done */
ret_val = 1;
abort:
free(buf);
- abort_reshape(sra);
+ /* See Grow.c: abort_reshape() for further explanation */
+ sysfs_set_num(sra, NULL, "suspend_lo", 0x7FFFFFFFFFFFFFFFULL);
+ sysfs_set_num(sra, NULL, "suspend_hi", 0);
+ sysfs_set_num(sra, NULL, "suspend_lo", 0);
return ret_val;
}
+
#endif /* MDASSEMBLE */
struct superswitch super_imsm = {
.add_to_super = add_to_super_imsm,
.remove_from_super = remove_from_super_imsm,
.detail_platform = detail_platform_imsm,
+ .export_detail_platform = export_detail_platform_imsm,
.kill_subarray = kill_subarray_imsm,
.update_subarray = update_subarray_imsm,
.load_container = load_container_imsm,
.reshape_super = imsm_reshape_super,
.manage_reshape = imsm_manage_reshape,
.recover_backup = recover_backup_imsm,
+ .copy_metadata = copy_metadata_imsm,
+ .examine_badblocks = examine_badblocks_imsm,
#endif
.match_home = match_home_imsm,
.uuid_from_super= uuid_from_super_imsm,
.free_super = free_super_imsm,
.match_metadata_desc = match_metadata_desc_imsm,
.container_content = container_content_imsm,
-
+ .validate_container = validate_container_imsm,
.external = 1,
.name = "imsm",
.activate_spare = imsm_activate_spare,
.process_update = imsm_process_update,
.prepare_update = imsm_prepare_update,
+ .record_bad_block = imsm_record_badblock,
+ .clear_bad_block = imsm_clear_badblock,
+ .get_bad_blocks = imsm_get_badblocks,
#endif /* MDASSEMBLE */
};