diff options
| author | FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> | 2009-05-11 17:56:07 +0900 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2009-05-11 11:06:47 +0200 |
| commit | 1822952ba2b9f22f79019d07ebbeca31dc14b718 (patch) | |
| tree | de3a727e811f33bc908cd6c4d2f0cf5a1693dab3 /include | |
| parent | 9934c8c04561413609d2bc38c6b9f268cba774a4 (diff) | |
| download | linux-1822952ba2b9f22f79019d07ebbeca31dc14b718.tar.gz linux-1822952ba2b9f22f79019d07ebbeca31dc14b718.tar.bz2 linux-1822952ba2b9f22f79019d07ebbeca31dc14b718.zip | |
block: let blk_end_request_all handle bidi requests
blk_end_request_all() and __blk_end_request_all() should finish all
bytes including bidi, by definition. That's what all bidi users need ,
bidi requests must be complete as a whole (partial completion is
impossible).
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/blkdev.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 6e59d3b92ff2..1069f4483c6e 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -910,8 +910,12 @@ static inline bool blk_end_request(struct request *rq, int error, static inline void blk_end_request_all(struct request *rq, int error) { bool pending; + unsigned int bidi_bytes = 0; - pending = blk_end_request(rq, error, blk_rq_bytes(rq)); + if (unlikely(blk_bidi_rq(rq))) + bidi_bytes = blk_rq_bytes(rq->next_rq); + + pending = blk_end_bidi_request(rq, error, blk_rq_bytes(rq), bidi_bytes); BUG_ON(pending); } @@ -962,8 +966,12 @@ static inline bool __blk_end_request(struct request *rq, int error, static inline void __blk_end_request_all(struct request *rq, int error) { bool pending; + unsigned int bidi_bytes = 0; + + if (unlikely(blk_bidi_rq(rq))) + bidi_bytes = blk_rq_bytes(rq->next_rq); - pending = __blk_end_request(rq, error, blk_rq_bytes(rq)); + pending = __blk_end_bidi_request(rq, error, blk_rq_bytes(rq), bidi_bytes); BUG_ON(pending); } |