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authorJens Axboe <jens.axboe@oracle.com>2009-09-11 14:32:04 +0200
committerJens Axboe <jens.axboe@oracle.com>2009-09-11 14:33:31 +0200
commit1f98a13f623e0ef666690a18c1250335fc6d7ef1 (patch)
tree15ca2dddffaa18a0d1844957f4f8cc707cbb8117 /block/elevator.c
parente7e503aedb1f4d165081cb8d47a58c38f80f0cb4 (diff)
downloadop-kernel-dev-1f98a13f623e0ef666690a18c1250335fc6d7ef1.zip
op-kernel-dev-1f98a13f623e0ef666690a18c1250335fc6d7ef1.tar.gz
bio: first step in sanitizing the bio->bi_rw flag testing
Get rid of any functions that test for these bits and make callers use bio_rw_flagged() directly. Then it is at least directly apparent what variable and flag they check. Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'block/elevator.c')
-rw-r--r--block/elevator.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/block/elevator.c b/block/elevator.c
index ca86192..1975b61 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -79,7 +79,8 @@ int elv_rq_merge_ok(struct request *rq, struct bio *bio)
/*
* Don't merge file system requests and discard requests
*/
- if (bio_discard(bio) != bio_discard(rq->bio))
+ if (bio_rw_flagged(bio, BIO_RW_DISCARD) !=
+ bio_rw_flagged(rq->bio, BIO_RW_DISCARD))
return 0;
/*
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