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authorJens Axboe <jens.axboe@oracle.com>2008-08-26 13:34:34 +0200
committerJens Axboe <jens.axboe@oracle.com>2008-10-09 08:56:09 +0200
commit605401618ce4409045bc4db86e88d4b38f2ad585 (patch)
tree1abcf85f04c407c5f18268c1e84acb99244a7e38
parentab780f1ece0dc8d5e8e8e85435acc5e4747ccda3 (diff)
block: don't use bio_has_data() in the completion path
We should just check for rq->bio, as that is really the information we are looking for. Even if the bio attached doesn't carry data, we still need to do IO post processing on it. Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
-rw-r--r--block/blk-core.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/block/blk-core.c b/block/blk-core.c
index b9a252cae4d..5bf806adc77 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -1817,7 +1817,7 @@ static int blk_end_io(struct request *rq, int error, unsigned int nr_bytes,
struct request_queue *q = rq->q;
unsigned long flags = 0UL;
- if (bio_has_data(rq->bio) || blk_discard_rq(rq)) {
+ if (rq->bio) {
if (__end_that_request_first(rq, error, nr_bytes))
return 1;
@@ -1875,8 +1875,7 @@ EXPORT_SYMBOL_GPL(blk_end_request);
**/
int __blk_end_request(struct request *rq, int error, unsigned int nr_bytes)
{
- if ((bio_has_data(rq->bio) || blk_discard_rq(rq)) &&
- __end_that_request_first(rq, error, nr_bytes))
+ if (rq->bio && __end_that_request_first(rq, error, nr_bytes))
return 1;
add_disk_randomness(rq->rq_disk);