diff options
| author | Yu Kuai <[email protected]> | 2023-05-24 09:41:18 +0800 |
|---|---|---|
| committer | Song Liu <[email protected]> | 2023-05-24 10:44:19 -0700 |
| commit | 8557dc27126949c702bd3aafe8a7e0b7e4fcb44c (patch) | |
| tree | 493e064583a5cbaf280647a472a9a881285c0282 | |
| parent | 3eb96946f0be6bf447cbdf219aba22bc42672f92 (diff) | |
md/raid5: fix miscalculation of 'end_sector' in raid5_read_one_chunk()
'end_sector' is compared to 'rdev->recovery_offset', which is offset to
rdev, however, commit e82ed3a4fbb5 ("md/raid6: refactor
raid5_read_one_chunk") changes the calculation of 'end_sector' to offset
to the array. Fix this miscalculation.
Fixes: e82ed3a4fbb5 ("md/raid6: refactor raid5_read_one_chunk")
Cc: [email protected] # v5.12+
Signed-off-by: Yu Kuai <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
Signed-off-by: Song Liu <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
| -rw-r--r-- | drivers/md/raid5.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 4739ed891e75..9ea285fbc4a6 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -5516,7 +5516,7 @@ static int raid5_read_one_chunk(struct mddev *mddev, struct bio *raid_bio) sector = raid5_compute_sector(conf, raid_bio->bi_iter.bi_sector, 0, &dd_idx, NULL); - end_sector = bio_end_sector(raid_bio); + end_sector = sector + bio_sectors(raid_bio); rcu_read_lock(); if (r5c_big_stripe_cached(conf, sector)) |