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md/raid1/ avoid bio search in end_sync_read() 

We know which device we just read from so we don't need to
search the bios to find out.  Just use ->read_disk.

Signed-off-by: NeilBrown <neilb@suse.de>
This commit is contained in:
NeilBrown 2011-10-07 14:22:55 +11:00
parent ba3ae3bee3
commit 0fc280f606
1 changed files with 1 additions and 2 deletions
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3
drivers/md/raid1.c
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@ -1358,8 +1358,7 @@ static void end_sync_read(struct bio *bio, int error)
{
r1bio_t *r1_bio = bio->bi_private;
/* this will call update_head_pos() */
find_bio_disk(r1_bio, bio);
update_head_pos(r1_bio->read_disk, r1_bio);
/*
* we have read a block, now it needs to be re-written,