/*
- * mdctl - manage Linux "md" devices aka RAID arrays.
+ * mdadm - manage Linux "md" devices aka RAID arrays.
*
* Copyright (C) 2001-2002 Neil Brown <neilb@cse.unsw.edu.au>
*
* Australia
*/
-#include "mdctl.h"
+#include "mdadm.h"
#include "dlink.h"
#if ! defined(__BIG_ENDIAN) && ! defined(__LITTLE_ENDIAN)
#endif
#include "md_u.h"
#include "md_p.h"
-int Examine(mddev_dev_t devlist, int brief, char *conffile)
+int Examine(mddev_dev_t devlist, int brief, int scan, int SparcAdjust)
{
/* Read the raid superblock from a device and
*
* utime, state etc
*
- * If (brief) gather devices for same array and just print a mdctl.conf line including devices=
+ * If (brief) gather devices for same array and just print a mdadm.conf line including devices=
* if devlist==NULL, use conf_get_devs(
*/
int fd;
char *c;
int rv = 0;
int err;
- int scan= 0;
+ int spares = 0;
struct array {
mdp_super_t super;
struct array *next;
} *arrays = NULL;
- if (devlist == NULL) {
- devlist = conf_get_devs(conffile);
- scan=1;
- }
- if (devlist == NULL) {
- fprintf(stderr, Name ": No devices listed in %s\n", conffile);
- return 1;
- }
-
for (; devlist ; devlist=devlist->next) {
fd = open(devlist->devname, O_RDONLY);
if (fd < 0) {
printf(" Creation Time : %.24s\n", ctime(&atime));
c=map_num(pers, super.level);
printf(" Raid Level : %s\n", c?c:"-unknown-");
- printf(" Device Size : %d%s\n", super.size, human_size(super.size));
- printf(" Raid Disks : %d\n", super.raid_disks);
- printf(" Total Disks : %d\n", super.nr_disks);
+ printf(" Device Size : %d%s\n", super.size, human_size((long long)super.size<<10));
+ printf(" Raid Devices : %d\n", super.raid_disks);
+ printf(" Total Devices : %d\n", super.nr_disks);
printf("Preferred Minor : %d\n", super.md_minor);
printf("\n");
atime = super.utime;
printf(" Update Time : %.24s\n", ctime(&atime));
- printf(" State : %s, %serrors\n",
- (super.state&(1<<MD_SB_CLEAN))?"clean":"dirty",
- (super.state&(1<<MD_SB_ERRORS))?"":"no-");
- printf(" Active Drives : %d\n", super.active_disks);
- printf(" Working Drives : %d\n", super.working_disks);
- printf(" Failed Drives : %d\n", super.failed_disks);
- printf(" Spare Drives : %d\n", super.spare_disks);
+ printf(" State : %s\n",
+ (super.state&(1<<MD_SB_CLEAN))?"clean":"dirty");
+ printf(" Active Devices : %d\n", super.active_disks);
+ printf("Working Devices : %d\n", super.working_disks);
+ printf(" Failed Devices : %d\n", super.failed_disks);
+ printf(" Spare Devices : %d\n", super.spare_disks);
if (calc_sb_csum(&super) == super.sb_csum)
printf(" Checksum : %x - correct\n", super.sb_csum);
else
- printf(" Checksum : %x - expected %x\n", super.sb_csum, calc_sb_csum(&super));
+ printf(" Checksum : %x - expected %lx\n", super.sb_csum, calc_sb_csum(&super));
+ if (SparcAdjust) {
+ /* 2.2 sparc put the events in the wrong place
+ * So we copy the tail of the superblock
+ * up 4 bytes before continuing
+ */
+ __u32 *sb32 = (__u32*)&super;
+ memcpy(sb32+MD_SB_GENERIC_CONSTANT_WORDS+7,
+ sb32+MD_SB_GENERIC_CONSTANT_WORDS+7+1,
+ (MD_SB_WORDS - (MD_SB_GENERIC_CONSTANT_WORDS+7+1))*4);
+ printf (" --- adjusting superblock for 2.2/sparc compatability ---\n");
+ }
printf(" Events : %d.%d\n", super.events_hi, super.events_lo);
printf("\n");
if (super.level == 5) {
default: break;
}
printf("\n");
- printf(" Number Major Minor RaidDisk State\n");
+ printf(" Number Major Minor RaidDevice State\n");
for (d= -1; d<(signed int)(super.raid_disks+super.spare_disks); d++) {
mdp_disk_t *dp;
char *dv;
if (dp->state & (1<<MD_DISK_ACTIVE)) printf(" active");
if (dp->state & (1<<MD_DISK_SYNC)) printf(" sync");
if (dp->state & (1<<MD_DISK_REMOVED)) printf(" removed");
+ if (dp->state == 0) { printf(" spare"); spares++; }
if ((dv=map_dev(dp->major, dp->minor)))
printf(" %s", dv);
printf("\n");
}
}
+ if (SparcAdjust == 2) {
+ printf(" ----- updating superblock on device ----\n");
+ fd = open(devlist->devname, O_RDWR);
+ if (fd < 0) {
+ fprintf(stderr, Name ": cannot open %s to update superblock: %s\n",
+ devlist->devname, strerror(errno));
+ err = 1;
+ } else {
+ super.sb_csum = calc_sb_csum(&super);
+ if (store_super(fd, &super)) {
+ fprintf(stderr, Name ": Count not re-write superblock on %s\n",
+ devlist->devname);
+ err = 1;
+ }
+ close(fd);
+ }
+ }
}
if (brief) {
struct array *ap;
char sep='=';
char *c=map_num(pers, ap->super.level);
char *d;
- printf("ARRAY /dev/md%d level=%s disks=%d UUID=",
- ap->super.md_minor, c?c:"-unknown-", ap->super.raid_disks);
+ printf("ARRAY %s level=%s num-devices=%d UUID=",
+ get_md_name(ap->super.md_minor),
+ c?c:"-unknown-", ap->super.raid_disks);
+ if (spares) printf(" spares=%d", spares);
if (ap->super.minor_version >= 90)
printf("%08x:%08x:%08x:%08x", ap->super.set_uuid0, ap->super.set_uuid1,
ap->super.set_uuid2, ap->super.set_uuid3);
projects / thirdparty / mdadm.git / blobdiff