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authorNeilBrown <neilb@suse.de>2006-01-06 00:20:52 -0800
committerLinus Torvalds <torvalds@g5.osdl.org>2006-01-06 08:34:09 -0800
commit4dbcdc751cb25ffca3a8374cbc5ab6de961cc545 (patch)
tree61d1eb6e35c0eec66e5a8610c1f57b1e6eec135c /drivers/md/raid5.c
parentd9d166c2a9d5d01af34396793950aa695883eed4 (diff)
[PATCH] md: count corrected read errors per drive
Store this total in superblock (As appropriate), and make it available to userspace via sysfs. Signed-off-by: Neil Brown <neilb@suse.de> Acked-by: Greg KH <greg@kroah.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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 9cc844f455b..54f4a9847e3 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -1400,6 +1400,9 @@ static void handle_stripe(struct stripe_head *sh)
bi->bi_io_vec[0].bv_offset = 0;
bi->bi_size = STRIPE_SIZE;
bi->bi_next = NULL;
+ if (rw == WRITE &&
+ test_bit(R5_ReWrite, &sh->dev[i].flags))
+ atomic_add(STRIPE_SECTORS, &rdev->corrected_errors);
generic_make_request(bi);
} else {
if (rw == 1)