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dm: bio_list prefetch removal

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Remove dubious prefetch from bio_list_for_each() macro.

Cc: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alasdair G Kergon 2007-07-12 17:26:19 +01:00 committed by Linus Torvalds
parent 4aabab2181
commit 79e15ae424
1 changed files with 1 additions and 3 deletions
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4
drivers/md/dm-bio-list.h
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@ -8,7 +8,6 @@
#define DM_BIO_LIST_H
#include <linux/bio.h>
#include <linux/prefetch.h>
struct bio_list {
struct bio *head;
@ -31,8 +30,7 @@ static inline void bio_list_init(struct bio_list *bl)
}
#define bio_list_for_each(bio, bl) \
for (bio = (bl)->head; bio && ({ prefetch(bio->bi_next); 1; }); \
bio = bio->bi_next)
for (bio = (bl)->head; bio; bio = bio->bi_next)
static inline unsigned bio_list_size(const struct bio_list *bl)
{