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"
};
const char *get_sys_dev_type(enum sys_dev_type type)
if (super->hba == NULL) {
super->hba = alloc_intel_hba(device);
return 1;
- } else
- /* IMSM metadata disallows to attach disks to multiple
- * controllers.
- */
+ }
+
+ hba = super->hba;
+ /* Intel metadata allows for all disks attached to the same type HBA.
+ * 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;
+
+ hba->next = alloc_intel_hba(device);
+ return 1;
}
static struct sys_dev* find_disk_attached_hba(int fd, const char *devname)
}
if (not_supported)
- dprintf(Name "(IMSM): Unknown attributes : %x\n", not_supported);
+ dprintf("(IMSM): Unknown attributes : %x\n", not_supported);
ret_val = 0;
}
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 > 0) {
fprintf(stderr, "SATA ");
else if (elem->type == SYS_DEV_SAS)
fprintf(stderr, "SAS ");
+ else if (elem->type == SYS_DEV_NVME)
+ fprintf(stderr, "NVMe ");
fprintf(stderr, "RAID controller");
if (elem->pci_id)
fprintf(stderr, " at %s", elem->pci_id);
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 void print_imsm_capability_export(const struct imsm_orom *orom)
{
printf("MD_FIRMWARE_TYPE=imsm\n");
- printf("IMSM_VERSION=%d.%d.%d.%d\n",orom->major_ver, orom->minor_ver,
- orom->hotfix_ver, orom->build);
+ 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 " : "",
* 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;
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 = 0;
+ result = 2;
}
return result;
}
list = find_intel_devices();
if (!list) {
if (verbose > 0)
- pr_err("no active Intel(R) RAID "
- "controller found.\n");
+ pr_err("no active Intel(R) RAID controller found.\n");
return 2;
} else if (verbose > 0)
print_found_intel_controllers(list);
for (hba = list; hba; hba = hba->next) {
- if (controller_path && (compare_paths(hba->path,controller_path) != 0))
+ if (controller_path && (compare_paths(hba->path, controller_path) != 0))
continue;
- orom = find_imsm_capability(hba->type);
- if (!orom)
+ if (!find_imsm_capability(hba)) {
pr_err("imsm capabilities not found for controller: %s (type %s)\n",
hba->path, get_sys_dev_type(hba->type));
- else {
- result = 0;
- print_imsm_capability(orom);
+ 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 *oroms = get_oroms();
+ int i;
+
+ for (i = 0; i < SYS_DEV_MAX && oroms[i].devid_list; i++) {
+ print_imsm_capability(&oroms[i].orom);
+
+ if (imsm_orom_is_nvme(&oroms[i].orom)) {
+ for (hba = list; hba; hba = hba->next) {
+ if (hba->type == SYS_DEV_NVME)
+ printf(" NVMe Device : %s\n", hba->path);
+ }
+ continue;
+ }
+
+ struct devid_list *devid;
+ for (devid = oroms[i].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));
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);
+ pr_err("failed to enumerate ports on SATA controller at %s.\n", hba->pci_id);
result |= 2;
}
}
}
+ printf("\n");
}
- if (controller_path && result == 1)
- pr_err("no active Intel(R) RAID "
- "controller found under %s\n",controller_path);
-
return result;
}
static int export_detail_platform_imsm(int verbose, char *controller_path)
{
- const struct imsm_orom *orom;
struct sys_dev *list, *hba;
int result=1;
for (hba = list; hba; hba = hba->next) {
if (controller_path && (compare_paths(hba->path,controller_path) != 0))
continue;
- orom = find_imsm_capability(hba->type);
- if (!orom) {
- if (verbose > 0)
- pr_err("IMSM_DETAIL_PLATFORM_ERROR=NO_IMSM_CAPABLE_DEVICE_UNDER_%s\n",hba->path);
- }
- else {
- print_imsm_capability_export(orom);
+ if (!find_imsm_capability(hba) && verbose > 0)
+ pr_err("IMSM_DETAIL_PLATFORM_ERROR=NO_IMSM_CAPABLE_DEVICE_UNDER_%s\n", hba->path);
+ else
result = 0;
- }
}
+ const struct orom_entry *oroms = get_oroms();
+ int i;
+
+ for (i = 0; i < SYS_DEV_MAX && oroms[i].devid_list; i++)
+ print_imsm_capability_export(&oroms[i].orom);
+
return result;
}
case 5:
return map->num_members - 1;
default:
- dprintf("%s: unsupported raid level\n", __func__);
+ dprintf("unsupported raid level\n");
return 0;
}
}
int update_memory_size = 0;
- dprintf("imsm_create_metadata_checkpoint_update(enter)\n");
+ dprintf("(enter)\n");
if (u == NULL)
return 0;
*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;
}
*/
component_size_alligment = component_size % (chunk_size/512);
- 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);
}
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);
*/
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) {
* 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 &&
- strcmp(first->hba->path, sec->hba->path) != 0) {
+ if (!check_env("IMSM_NO_PLATFORM") && first->hba && sec->hba) {
+ if (first->hba->type != sec->hba->type) {
fprintf(stderr,
- "HBAs of devices does not match %s != %s\n",
- first->hba ? first->hba->path : NULL,
- sec->hba ? sec->hba->path : NULL);
+ "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 do not match %s != %s\n",
+ first->hba->pci_id, sec->hba->pci_id);
return 3;
}
}
if (posix_memalign((void**)&anchor, 512, 512) != 0) {
if (devname)
- pr_err("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) {
free(anchor);
if (posix_memalign(&super->migr_rec_buf, 512, MIGR_REC_BUF_SIZE) != 0) {
- pr_err("%s could not allocate migr_rec buffer\n", __func__);
+ pr_err("could not allocate migr_rec buffer\n");
free(super->buf);
return 2;
}
if (devname) {
struct intel_hba *hba = super->hba;
- pr_err("%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 RAID controller (%s),\n"
+ " but the container is assigned to Intel(R) %s RAID controller (",
devname,
- hba_name->path,
+ get_sys_dev_type(hba_name->type),
hba_name->pci_id ? : "Err!",
- get_sys_dev_type(hba_name->type));
+ get_sys_dev_type(super->hba->type));
while (hba) {
fprintf(stderr, "%s", hba->pci_id ? : "Err!");
fprintf(stderr, ", ");
hba = hba->next;
}
-
- fprintf(stderr, ").\n");
- cont_err("Mixing devices attached to multiple controllers "
- "is not allowed.\n");
+ fprintf(stderr, ").\n"
+ " Mixing devices attached to different controllers is not allowed.\n");
}
return 2;
}
- super->orom = find_imsm_capability(hba_name->type);
+ super->orom = find_imsm_capability(hba_name);
if (!super->orom)
return 3;
+
return 0;
}
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);
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;
}
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)
- pr_err("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
{
struct intel_super *super;
int rv;
+ int retry;
- if (!st->ignore_hw_compat && test_partition(fd))
+ if (test_partition(fd))
/* IMSM not allowed on partitions */
return 1;
}
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 = mdstat_by_component(fd2devnm(fd));
+
+ 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)
- pr_err("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;
}
unsigned long long num_data_stripes;
if (super->orom && mpb->num_raid_devs >= super->orom->vpa) {
- pr_err("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;
}
}
if (posix_memalign(&super->migr_rec_buf, 512,
MIGR_REC_BUF_SIZE) != 0) {
- pr_err("%s could not allocate migr_rec buffer\n",
- __func__);
+ pr_err("could not allocate migr_rec buffer\n");
free(super->buf);
free(super);
free(mpb_new);
if (info->level == 1 && info->raid_disks > 2) {
free(dev);
free(dv);
- pr_err("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;
}
super = NULL;
}
if (!super) {
- pr_err("%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) {
- pr_err("%s could not allocate migr_rec buffer\n", __func__);
+ pr_err("could not allocate migr_rec buffer\n");
free(super->buf);
free(super);
return 0;
}
get_dev_size(fd, NULL, &size);
+ /* clear migr_rec when adding disk to container */
+ memset(super->migr_rec_buf, 0, MIGR_REC_BUF_SIZE);
+ if (lseek64(fd, size - MIGR_REC_POSITION, SEEK_SET) >= 0) {
+ if (write(fd, super->migr_rec_buf,
+ MIGR_REC_BUF_SIZE) != MIGR_REC_BUF_SIZE)
+ perror("Write migr_rec failed");
+ }
+
size /= 512;
serialcpy(dd->disk.serial, dd->serial);
set_total_blocks(&dd->disk, size);
* is prepared.
*/
if (!st->update_tail) {
- pr_err("%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 = xcalloc(1, sizeof(*dd));
spare->check_sum = __cpu_to_le32(sum);
if (store_imsm_mpb(d->fd, spare)) {
- pr_err("%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) {
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) {
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);
#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)
- pr_err("%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;
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) {
return 0;
count = active_arrays_by_format("imsm", hba, &devlist, dpa, verbose);
- dprintf(" path: %s active arrays: %d\n", hba, count);
+ dprintf("path: %s active arrays: %d\n", hba, count);
if (devlist == NULL)
return 0;
do {
*chunk = imsm_default_chunk(super->orom);
if (super->orom && !imsm_orom_has_chunk(super->orom, *chunk)) {
- pr_vrb(": platform does not support a chunk size of: "
- "%d\n", *chunk);
+ pr_vrb(": platform does not support a chunk size of: %d\n", *chunk);
return 0;
}
pr_vrb(": platform does not support a volume size over 2TB\n");
return 0;
}
+
return 1;
}
mpb = super->anchor;
if (!validate_geometry_imsm_orom(super, level, layout, raiddisks, chunk, size, verbose)) {
- pr_err("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)
- pr_err("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)
- pr_err("%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).
*/
- 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");
+ 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) {
- pr_err("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;
}
if (!check_env("IMSM_NO_PLATFORM") &&
mpb->num_raid_devs > 0 && size && size != maxsize) {
- pr_err("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)
- pr_err("no free space"
- " left on device. Aborting...\n");
+ pr_err("no free space left on device. Aborting...\n");
else
- pr_err("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;
}
if (!check_env("IMSM_NO_PLATFORM") &&
mpb->num_raid_devs > 0 && size && size != maxsize) {
- pr_err("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;
count = count_volumes(super->hba->path,
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;
}
* 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;
- pr_err("Unsupported attributes in IMSM metadata."
- "Arrays activation is blocked.\n");
+ pr_err("Unsupported attributes in IMSM metadata.Arrays activation is blocked.\n");
}
/* check for bad blocks */
if (imsm_bbm_log_size(super->anchor)) {
- pr_err("BBM log found in IMSM metadata."
- "Arrays activation is blocked.\n");
+ pr_err("BBM log found in IMSM metadata.Arrays activation is blocked.\n");
sb_errors = 1;
}
*/
if (dev->vol.migr_state &&
(migr_type(dev) == MIGR_STATE_CHANGE)) {
- pr_err("cannot assemble volume '%.16s':"
- " unsupported migration in progress\n",
+ pr_err("cannot assemble volume '%.16s': unsupported migration in progress\n",
dev->volume);
continue;
}
map->num_members, /* raid disks */
&chunk, join_u32(dev->size_low, dev->size_high),
1 /* verbose */)) {
- pr_err("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) |
struct imsm_super *mpb = super->anchor;
if (atoi(inst) >= mpb->num_raid_devs) {
- pr_err("%s: subarry index %d, out of range\n",
- __func__, atoi(inst));
+ pr_err("subarry index %d, out of range\n", atoi(inst));
return -ENODEV;
}
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: ");
+ dprintf_cont("degraded: ");
if ((map->map_state != map_state) &&
!dev->vol.migr_state) {
- dprintf("mark degraded");
+ 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)
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;
}
/* 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;
}
* 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++) {
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;
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);
void **tofree = NULL;
int ret_val = 0;
- dprintf("apply_reshape_migration_update()\n");
+ dprintf("(enter)\n");
if ((u->subdev < 0) ||
(u->subdev > 1)) {
dprintf("imsm: Error: Wrong subdev: %i\n", u->subdev);
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");
+ dprintf("(enter)\n");
if ((u->subdev < 0) ||
(u->subdev > 1)) {
dprintf("imsm: Error: Wrong subdev: %i\n", u->subdev);
/* calculate new size
*/
blocks_per_member = u->new_size / used_disks;
- dprintf("imsm: apply_size_change_update(size: %llu, "
- "blocks per member: %llu)\n",
+ dprintf("(size: %llu, blocks per member: %llu)\n",
u->new_size, blocks_per_member);
set_blocks_per_member(map, blocks_per_member);
imsm_set_array_size(dev, u->new_size);
break;
if (!dl) {
- pr_err("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) ||
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) {
/* 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;
}
default:
- pr_err("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;
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);
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);
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
*/
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 */
}
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;
+ default:
+ return 0;
}
/* check if we need a larger metadata buffer */
else
super->next_buf = NULL;
}
+ return 1;
}
/* must be called while manager is quiesced */
int i, j, num_members;
__u32 ord;
- 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)
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: init_migr_record_imsm
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;
}
new_disks,
super,
id->dev)) {
- pr_err("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;
struct mdinfo *info, *member;
int devices_that_can_grow = 0;
- dprintf("imsm: imsm_reshape_is_allowed_on_container(ENTER): "
- "st->devnm = (%s)\n", st->devnm);
+ dprintf("imsm: imsm_reshape_is_allowed_on_container(ENTER): st->devnm = (%s)\n", st->devnm);
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;
}
/* 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;
}
(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;
}
}
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;
}
int delta_disks = 0;
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;
if (spares == NULL
|| delta_disks > spares->array.spare_disks) {
- pr_err("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;
}
int update_memory_size = 0;
struct imsm_update_size_change *u = NULL;
- 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);
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);
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;
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;
if (geo->level == 5) {
change = CH_MIGRATION;
if (geo->layout != ALGORITHM_LEFT_ASYMMETRIC) {
- pr_err("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) {
- pr_err("Error. Level Migration from %d to %d "
- "not supported!\n",
+ pr_err("Error. Level Migration from %d to %d not supported!\n",
info.array.level, geo->level);
goto analyse_change_exit;
}
geo->layout = 0;
geo->level = 5;
} else {
- pr_err("Error. Layout Migration from %d to %d "
- "not supported!\n",
+ pr_err("Error. Layout Migration from %d to %d not supported!\n",
info.array.layout, geo->layout);
change = -1;
goto analyse_change_exit;
chunk * 1024,
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",
+ 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 (change != -1) {
- pr_err("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) {
- pr_err("Error. The last volume in container "
- "can be expanded only (%i/%s).\n",
+ pr_err("Error. The last volume in container can be expanded only (%i/%s).\n",
super->current_vol, st->devnm);
goto analyse_change_exit;
}
/* requested size change to the maximum available size
*/
if (max_size == 0) {
- pr_err("Error. Cannot find "
- "maximum available space.\n");
+ pr_err("Error. Cannot find maximum available space.\n");
change = -1;
goto analyse_change_exit;
} else
dprintf("Prepare update for size change to %llu\n",
geo->size );
if (current_size >= geo->size) {
- pr_err("Error. Size expansion is "
- "supported only (current size is %llu, "
- "requested size /rounded/ is %llu).\n",
+ 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",
+ 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;
}
struct imsm_super *mpb = super->anchor;
if (mpb->num_raid_devs > 1) {
- pr_err("Error. Cannot perform operation on %s"
- "- for this operation it MUST be single "
- "array in container\n",
+ 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");
+ dprintf("imsm: Metadata changes rollback is not supported for migration and takeover operations.\n");
change = -1;
}
return change;
int ret_val = 1;
struct geo_params geo;
- dprintf("imsm: reshape_super called.\n");
+ dprintf("(enter)\n");
memset(&geo, 0, sizeof(struct geo_params));
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;
free(u);
} else {
- pr_err("(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
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;
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");
+ dprintf("cannot read reshape_position (no reshape in progres)\n");
close(fd);
return 0;
}
if (completed > position_to_set) {
- dprintf("imsm: wait_for_reshape_imsm() "
- "wrong next position to set %llu (%llu)\n",
+ 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;
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");
+ dprintf("cannot read reshape_position (in loop)\n");
close(fd);
return 1;
}
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;
}
}
*/
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;
}
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 {
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_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_POSITION,
+ SEEK_SET) >= 0) {
+ if (write(d->fd, super->migr_rec_buf,
+ MIGR_REC_BUF_SIZE) != MIGR_REC_BUF_SIZE)
+ perror("Write migr_rec failed");
+ }
+ }
+
/* return '1' if done */
ret_val = 1;
abort:
return ret_val;
}
+
#endif /* MDASSEMBLE */
struct superswitch 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",