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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>
This commit is contained in:
FUJITA Tomonori 2009-05-11 17:56:07 +09:00 committed by Jens Axboe
parent 9934c8c045
commit 1822952ba2
1 changed files with 10 additions and 2 deletions
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12
include/linux/blkdev.h
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@ -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;
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);
}