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authorJens Axboe <jaxboe@fusionio.com>2011-03-10 08:58:35 +0100
committerJens Axboe <jaxboe@fusionio.com>2011-03-10 08:58:35 +0100
commit4c63f5646e405b5010cc9499419060bf2e838f5b (patch)
treedf91ba315032c8ec4aafeb3ab96fdfa7c6c656e1 /block/blk-flush.c
parentstaging: Convert to bdops->check_events() (diff)
parentblk-throttle: Use blk_plug in throttle dispatch (diff)
downloadlinux-4c63f5646e405b5010cc9499419060bf2e838f5b.tar.xz
linux-4c63f5646e405b5010cc9499419060bf2e838f5b.zip
Merge branch 'for-2.6.39/stack-plug' into for-2.6.39/core
Conflicts: block/blk-core.c block/blk-flush.c drivers/md/raid1.c drivers/md/raid10.c drivers/md/raid5.c fs/nilfs2/btnode.c fs/nilfs2/mdt.c Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'block/blk-flush.c')
-rw-r--r--block/blk-flush.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/block/blk-flush.c b/block/blk-flush.c
index 0bd8c9c5d6e5..93d5fd8e51eb 100644
--- a/block/blk-flush.c
+++ b/block/blk-flush.c
@@ -194,7 +194,6 @@ static void flush_end_io(struct request *flush_rq, int error)
{
struct request_queue *q = flush_rq->q;
struct list_head *running = &q->flush_queue[q->flush_running_idx];
- bool was_empty = elv_queue_empty(q);
bool queued = false;
struct request *rq, *n;
@@ -218,7 +217,7 @@ static void flush_end_io(struct request *flush_rq, int error)
* from request completion path and calling directly into
* request_fn may confuse the driver. Always use kblockd.
*/
- if (queued && was_empty)
+ if (queued)
__blk_run_queue(q, true);
}
@@ -269,13 +268,12 @@ static bool blk_kick_flush(struct request_queue *q)
static void flush_data_end_io(struct request *rq, int error)
{
struct request_queue *q = rq->q;
- bool was_empty = elv_queue_empty(q);
/*
* After populating an empty queue, kick it to avoid stall. Read
* the comment in flush_end_io().
*/
- if (blk_flush_complete_seq(rq, REQ_FSEQ_DATA, error) && was_empty)
+ if (blk_flush_complete_seq(rq, REQ_FSEQ_DATA, error))
__blk_run_queue(q, true);
}