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md: do not count blocked devices as spares 

remove_and_add_spares() assumes that failed devices have been hot-removed
from the array.  Removal is skipped in the 'blocked' case so do not count a
device in this state as 'spare'.

Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Dan Williams 2008-07-28 23:28:06 -07:00
parent df10cfbc4d
commit e542713529
1 changed files with 2 additions and 1 deletions
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3
drivers/md/md.c
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@ -5996,7 +5996,8 @@ static int remove_and_add_spares(mddev_t *mddev)
if (mddev->degraded) {
rdev_for_each(rdev, rtmp, mddev) {
if (rdev->raid_disk >= 0 &&
!test_bit(In_sync, &rdev->flags))
!test_bit(In_sync, &rdev->flags) &&
!test_bit(Blocked, &rdev->flags))
spares++;
if (rdev->raid_disk < 0
&& !test_bit(Faulty, &rdev->flags)) {