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>

parent ba3ae3be

drivers/md/raid1.c

+1 −2

Original line number	Diff line number	Diff line
		@@ -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,