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authorFUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>2010-07-03 17:45:40 +0900
committerJens Axboe <jaxboe@fusionio.com>2010-08-07 18:24:15 +0200
commit00fff26539bfe3fad21c164fc4002d9ede056fb0 (patch)
tree4909c8eed03133b1d46f689e465ed1f579b8e282 /block
parentafc23068103ccfbf1917eb2a007bc15ab5418cc9 (diff)
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block: remove q->prepare_flush_fn completely
This removes q->prepare_flush_fn completely (changes the blk_queue_ordered API). Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'block')
-rw-r--r--block/blk-barrier.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/block/blk-barrier.c b/block/blk-barrier.c
index 7ce0a32a21f..eefbde83530 100644
--- a/block/blk-barrier.c
+++ b/block/blk-barrier.c
@@ -13,7 +13,6 @@
* blk_queue_ordered - does this queue support ordered writes
* @q: the request queue
* @ordered: one of QUEUE_ORDERED_*
- * @prepare_flush_fn: rq setup helper for cache flush ordered writes
*
* Description:
* For journalled file systems, doing ordered writes on a commit
@@ -22,8 +21,7 @@
* feature should call this function and indicate so.
*
**/
-int blk_queue_ordered(struct request_queue *q, unsigned ordered,
- prepare_flush_fn *prepare_flush_fn)
+int blk_queue_ordered(struct request_queue *q, unsigned ordered)
{
if (ordered != QUEUE_ORDERED_NONE &&
ordered != QUEUE_ORDERED_DRAIN &&
@@ -38,7 +36,6 @@ int blk_queue_ordered(struct request_queue *q, unsigned ordered,
q->ordered = ordered;
q->next_ordered = ordered;
- q->prepare_flush_fn = prepare_flush_fn;
return 0;
}
@@ -140,8 +137,6 @@ static void queue_flush(struct request_queue *q, unsigned which)
rq->cmd_flags = REQ_HARDBARRIER | REQ_FLUSH;
rq->rq_disk = q->bar_rq.rq_disk;
rq->end_io = end_io;
- if (q->prepare_flush_fn)
- q->prepare_flush_fn(q, rq);
elv_insert(q, rq, ELEVATOR_INSERT_FRONT);
}