From 854abd75841413f7966bc4fed83b36e78a1c285c Mon Sep 17 00:00:00 2001 From: NeilBrown Date: Thu, 2 Jun 2016 16:19:52 +1000 Subject: [PATCH] md/raid1: small code cleanup in end_sync_write 'mirror' is only used to find 'rdev', several times. So just find 'rdev' once, and use it instead. Signed-off-by: NeilBrown Signed-off-by: Shaohua Li --- drivers/md/raid1.c | 14 ++++---------- 1 file changed, 4 insertions(+), 10 deletions(-) diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index 588608d..60c293d 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -1709,11 +1709,9 @@ static void end_sync_write(struct bio *bio) struct r1bio *r1_bio = bio->bi_private; struct mddev *mddev = r1_bio->mddev; struct r1conf *conf = mddev->private; - int mirror=0; sector_t first_bad; int bad_sectors; - - mirror = find_bio_disk(r1_bio, bio); + struct md_rdev *rdev = conf->mirrors[find_bio_disk(r1_bio, bio)].rdev; if (!uptodate) { sector_t sync_blocks = 0; @@ -1726,16 +1724,12 @@ static void end_sync_write(struct bio *bio) s += sync_blocks; sectors_to_go -= sync_blocks; } while (sectors_to_go > 0); - set_bit(WriteErrorSeen, - &conf->mirrors[mirror].rdev->flags); - if (!test_and_set_bit(WantReplacement, - &conf->mirrors[mirror].rdev->flags)) + set_bit(WriteErrorSeen, &rdev->flags); + if (!test_and_set_bit(WantReplacement, &rdev->flags)) set_bit(MD_RECOVERY_NEEDED, & mddev->recovery); set_bit(R1BIO_WriteError, &r1_bio->state); - } else if (is_badblock(conf->mirrors[mirror].rdev, - r1_bio->sector, - r1_bio->sectors, + } else if (is_badblock(rdev, r1_bio->sector, r1_bio->sectors, &first_bad, &bad_sectors) && !is_badblock(conf->mirrors[r1_bio->read_disk].rdev, r1_bio->sector, -- 2.7.4