* '1' if the array is degraded, or '0' if it is optimal (or dead).
*/
struct { int state, major, minor; } info[MAX_DISKS];
+ struct mdinfo *sra = NULL;
mdu_array_info_t array;
struct mdstat_ent *mse = NULL, *mse2;
char *dev = st->devname;
int remaining_disks;
int last_disk;
int new_array = 0;
+ int retval;
if (test)
alert("TestMessage", dev, NULL, ainfo);
+ retval = 0;
+
fd = open(dev, O_RDONLY);
- if (fd < 0) {
- if (!st->err)
- alert("DeviceDisappeared", dev, NULL, ainfo);
- st->err++;
- return 0;
- }
+ if (fd < 0)
+ goto disappeared;
- if (!md_array_active(fd)) {
- close(fd);
- if (!st->err)
- alert("DeviceDisappeared", dev, NULL, ainfo);
- st->err++;
- return 0;
- }
+ if (!md_array_active(fd))
+ goto disappeared;
fcntl(fd, F_SETFD, FD_CLOEXEC);
- if (md_get_array_info(fd, &array) < 0) {
- if (!st->err)
- alert("DeviceDisappeared", dev, NULL, ainfo);
- st->err++;
- close(fd);
- return 0;
- }
+ if (md_get_array_info(fd, &array) < 0)
+ goto disappeared;
+
+ if (st->devnm[0] == 0)
+ strcpy(st->devnm, fd2devnm(fd));
+
+ sra = sysfs_read(-1, st->devnm, GET_LEVEL | GET_DISKS | GET_DEGRADED |
+ GET_MISMATCH | GET_DEVS | GET_STATE);
+ if (!sra)
+ goto disappeared;
+
/* It's much easier to list what array levels can't
* have a device disappear than all of them that can
*/
- if (array.level == 0 || array.level == -1) {
+ if (sra->array.level == 0 || sra->array.level == -1) {
if (!st->err && !st->from_config)
alert("DeviceDisappeared", dev, " Wrong-Level", ainfo);
st->err++;
- close(fd);
- return 0;
+ goto out;
}
- if (st->devnm[0] == 0)
- strcpy(st->devnm, fd2devnm(fd));
for (mse2 = mdstat ; mse2 ; mse2=mse2->next)
if (strcmp(mse2->devnm, st->devnm) == 0) {
* or re-created after reading mdstat*/
st->err++;
close(fd);
- return 0;
+ goto out;
}
/* this array is in /proc/mdstat */
if (array.utime == 0)
alert("NewArray", st->devname, NULL, ainfo);
}
- if (st->utime == array.utime && st->failed == array.failed_disks &&
+ if (st->utime == array.utime && st->failed == sra->array.failed_disks &&
st->working == array.working_disks &&
- st->spare == array.spare_disks &&
+ st->spare == sra->array.spare_disks &&
(mse == NULL || (mse->percent == st->percent))) {
- close(fd);
if ((st->active < st->raid) && st->spare == 0)
- return 1;
- else
- return 0;
+ retval = 1;
+ goto out;
}
if (st->utime == 0 && /* new array */
mse->pattern && strchr(mse->pattern, '_') /* degraded */)
alert("DegradedArray", dev, NULL, ainfo);
- if (st->utime == 0 && /* new array */
- st->expected_spares > 0 && array.spare_disks < st->expected_spares)
+ if (st->utime == 0 && /* new array */ st->expected_spares > 0 &&
+ sra->array.spare_disks < st->expected_spares)
alert("SparesMissing", dev, NULL, ainfo);
if (st->percent < 0 && st->percent != RESYNC_UNKNOWN &&
mse->percent >= 0)
* If there is a number in /mismatch_cnt,
* we should report that.
*/
- struct mdinfo *sra =
- sysfs_read(-1, st->devnm, GET_MISMATCH);
if (sra && sra->mismatch_cnt > 0) {
char cnt[80];
snprintf(cnt, sizeof(cnt),
" mismatches found: %d (on raid level %d)",
- sra->mismatch_cnt, array.level);
+ sra->mismatch_cnt, sra->array.level);
alert("RebuildFinished", dev, cnt, ainfo);
} else
alert("RebuildFinished", dev, NULL, ainfo);
- if (sra)
- sysfs_free(sra);
}
st->percent = mse->percent;
- remaining_disks = array.nr_disks;
+ remaining_disks = sra->array.nr_disks;
for (i = 0; i < MAX_DISKS && remaining_disks > 0; i++) {
mdu_disk_info_t disc;
disc.number = i;
if (st->metadata == NULL && st->parent_devnm[0] == 0)
st->metadata = super_by_fd(fd, NULL);
- close(fd);
-
for (i=0; i<MAX_DISKS; i++) {
mdu_disk_info_t disc = {0,0,0,0,0};
int newstate=0;
st->devstate[i] = newstate;
st->devid[i] = makedev(disc.major, disc.minor);
}
- st->active = array.active_disks;
+ st->active = sra->array.active_disks;
st->working = array.working_disks;
- st->spare = array.spare_disks;
- st->failed = array.failed_disks;
+ st->spare = sra->array.spare_disks;
+ st->failed = sra->array.failed_disks;
st->utime = array.utime;
- st->raid = array.raid_disks;
+ st->raid = sra->array.raid_disks;
st->err = 0;
if ((st->active < st->raid) && st->spare == 0)
- return 1;
- return 0;
+ retval = 1;
+
+ out:
+ if (sra)
+ sysfs_free(sra);
+ if (fd > 0)
+ close(fd);
+ return retval;
+
+ disappeared:
+ if (!st->err)
+ alert("DeviceDisappeared", dev, NULL, ainfo);
+ st->err++;
+ goto out;
}
static int add_new_arrays(struct mdstat_ent *mdstat, struct state **statelist,