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block: rename barrier/ordered to flush

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With ordering requirements dropped, barrier and ordered are misnomers.
Now all block layer does is sequencing FLUSH and FUA.  Rename them to
flush.

Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
This commit is contained in:
Tejun Heo
2010-09-03 11:56:16 +02:00
committed by Jens Axboe
parent 8839a0e055
commit dd4c133f38
4 changed files with 71 additions and 74 deletions
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4
block/blk.h
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@@ -51,7 +51,7 @@ static inline void blk_clear_rq_complete(struct request *rq)
*/
#define ELV_ON_HASH(rq) (!hlist_unhashed(&(rq)->hash))
struct request *blk_do_ordered(struct request_queue *q, struct request *rq);
struct request *blk_do_flush(struct request_queue *q, struct request *rq);
static inline struct request *__elv_next_request(struct request_queue *q)
{
@@ -60,7 +60,7 @@ static inline struct request *__elv_next_request(struct request_queue *q)
while (1) {
while (!list_empty(&q->queue_head)) {
rq = list_entry_rq(q->queue_head.next);
rq = blk_do_ordered(q, rq);
rq = blk_do_flush(q, rq);
if (rq)
return rq;
}