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authorNeilBrown <neilb@suse.de>2011-12-23 10:17:54 +1100
committerNeilBrown <neilb@suse.de>2011-12-23 10:17:54 +1100
commit3a6de2924af602f9c1b5a5154438c37f2d712dfa (patch)
tree895462dfefd70827c5b6d860503d1244d003a56e /drivers/md/raid5.c
parent7bfec5f35c68121e7b1849f3f4166dd96c8da5b3 (diff)
downloadop-kernel-dev-3a6de2924af602f9c1b5a5154438c37f2d712dfa.zip
op-kernel-dev-3a6de2924af602f9c1b5a5154438c37f2d712dfa.tar.gz
md/raid5: Mark device want_replacement when we see a write error.
Now that WantReplacement drives are replaced cleanly, mark a drive as WantReplacement when we see a write error. It might get failed soon so the WantReplacement flag is irrelevant, but if the write error is recorded in the bad block log, we still want to activate any spare that might be available. Reviewed-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'drivers/md/raid5.c')
-rw-r--r--drivers/md/raid5.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index b2c8385..360f2b9 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -1796,6 +1796,9 @@ static void raid5_end_write_request(struct bio *bi, int error)
if (!uptodate) {
set_bit(WriteErrorSeen, &rdev->flags);
set_bit(R5_WriteError, &sh->dev[i].flags);
+ if (!test_and_set_bit(WantReplacement, &rdev->flags))
+ set_bit(MD_RECOVERY_NEEDED,
+ &rdev->mddev->recovery);
} else if (is_badblock(rdev, sh->sector,
STRIPE_SECTORS,
&first_bad, &bad_sectors))
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