From a8830bcaf3206f15e29efcd9e04becd96a0722e9 Mon Sep 17 00:00:00 2001 From: NeilBrown Date: Wed, 11 May 2011 14:54:19 +1000 Subject: [PATCH] md/raid10: make more use of 'slot' in raid10d. Now that we have a 'slot' variable, make better use of it to simplify some code a little. Signed-off-by: NeilBrown --- drivers/md/raid10.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 8e4f469a75b0..80cc7e63cdb7 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -1650,8 +1650,8 @@ static void raid10d(mddev_t *mddev) } rdev_dec_pending(conf->mirrors[mirror].rdev, mddev); - bio = r10_bio->devs[r10_bio->read_slot].bio; - r10_bio->devs[r10_bio->read_slot].bio = + bio = r10_bio->devs[slot].bio; + r10_bio->devs[slot].bio = mddev->ro ? IO_BLOCKED : NULL; mirror = read_balance(conf, r10_bio); if (mirror == -1) { @@ -1665,6 +1665,7 @@ static void raid10d(mddev_t *mddev) } else { const unsigned long do_sync = (r10_bio->master_bio->bi_rw & REQ_SYNC); bio_put(bio); + slot = r10_bio->read_slot; rdev = conf->mirrors[mirror].rdev; if (printk_ratelimit()) printk(KERN_ERR "md/raid10:%s: %s: redirecting sector %llu to" @@ -1674,8 +1675,8 @@ static void raid10d(mddev_t *mddev) (unsigned long long)r10_bio->sector); bio = bio_clone_mddev(r10_bio->master_bio, GFP_NOIO, mddev); - r10_bio->devs[r10_bio->read_slot].bio = bio; - bio->bi_sector = r10_bio->devs[r10_bio->read_slot].addr + r10_bio->devs[slot].bio = bio; + bio->bi_sector = r10_bio->devs[slot].addr + rdev->data_offset; bio->bi_bdev = rdev->bdev; bio->bi_rw = READ | do_sync; -- 2.34.1