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author | Jianpeng Ma <majianpeng@gmail.com> | 2012-10-11 14:17:59 +1100 |
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committer | NeilBrown <neilb@suse.de> | 2012-10-11 14:17:59 +1100 |
commit | 7f7583d420231b9d09897afd57a957011b606a5b (patch) | |
tree | aa45d88b926bfc8e22f841b9ea83d338afa4c3ae /drivers/md/md.h | |
parent | 1ed850f356a0a422013846b5291acff08815008b (diff) | |
download | op-kernel-dev-7f7583d420231b9d09897afd57a957011b606a5b.zip op-kernel-dev-7f7583d420231b9d09897afd57a957011b606a5b.tar.gz |
Subject: [PATCH] md:change resync_mismatches to atomic64_t to avoid races
Now that multiple threads can handle stripes, it is safer to
use an atomic64_t for resync_mismatches, to avoid update races.
Signed-off-by: Jianpeng Ma <majianpeng@gmail.com>
Signed-off-by: NeilBrown <neilb@suse.de>
Diffstat (limited to 'drivers/md/md.h')
-rw-r--r-- | drivers/md/md.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/md.h b/drivers/md/md.h index 93ada21..af443ab 100644 --- a/drivers/md/md.h +++ b/drivers/md/md.h @@ -282,7 +282,7 @@ struct mddev { sector_t resync_max_sectors; /* may be set by personality */ - sector_t resync_mismatches; /* count of sectors where + atomic64_t resync_mismatches; /* count of sectors where * parity/replica mismatch found */ |