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authorAlasdair G Kergon <agk@redhat.com>2007-07-12 17:26:19 +0100
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-07-12 15:01:08 -0700
commit79e15ae424afa0a40b1a0c4478046d6ba0b71e20 (patch)
tree88714dc72c20057bfdafacef25c2d8bf7367c843 /drivers/md
parent4aabab2181f20560948c2045ce1faaa9ac1507a8 (diff)
downloadop-kernel-dev-79e15ae424afa0a40b1a0c4478046d6ba0b71e20.zip
op-kernel-dev-79e15ae424afa0a40b1a0c4478046d6ba0b71e20.tar.gz
dm: bio_list prefetch removal
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>
Diffstat (limited to 'drivers/md')
-rw-r--r--drivers/md/dm-bio-list.h4
1 files changed, 1 insertions, 3 deletions
diff --git a/drivers/md/dm-bio-list.h b/drivers/md/dm-bio-list.h
index c6be888..16ee3b0 100644
--- a/drivers/md/dm-bio-list.h
+++ b/drivers/md/dm-bio-list.h
@@ -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)
{
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