Commit 2e333e89 authored by NeilBrown's avatar NeilBrown Committed by Linus Torvalds

[PATCH] md: fix calculation of ->degraded for multipath and raid10

Two less-used md personalities have bugs in the calculation of ->degraded (the
extent to which the array is degraded).
Signed-off-by: default avatarNeil Brown <neilb@suse.de>
Cc: <stable@kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 3c5473f8
......@@ -501,7 +501,7 @@ static int multipath_run (mddev_t *mddev)
mdname(mddev));
goto out_free_conf;
}
mddev->degraded = conf->raid_disks = conf->working_disks;
mddev->degraded = conf->raid_disks - conf->working_disks;
conf->pool = mempool_create_kzalloc_pool(NR_RESERVED_BUFS,
sizeof(struct multipath_bh));
......
......@@ -2079,7 +2079,7 @@ static int run(mddev_t *mddev)
disk = conf->mirrors + i;
if (!disk->rdev ||
!test_bit(In_sync, &rdev->flags)) {
!test_bit(In_sync, &disk->rdev->flags)) {
disk->head_position = 0;
mddev->degraded++;
}
......
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