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block: move poll code to blk-mq

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The poll code is blk-mq specific, let's move it to blk-mq.c. This
is a prep patch for improving the polling code.

Signed-off-by: Jens Axboe <axboe@fb.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Jens Axboe
2016-11-04 09:34:34 -06:00
parent b425b0201e
commit bbd7bb7017
5 changed files with 57 additions and 49 deletions
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2
include/linux/blkdev.h
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@@ -952,7 +952,7 @@ extern int blk_execute_rq(struct request_queue *, struct gendisk *,
extern void blk_execute_rq_nowait(struct request_queue *, struct gendisk *,
struct request *, int, rq_end_io_fn *);
bool blk_poll(struct request_queue *q, blk_qc_t cookie);
bool blk_mq_poll(struct request_queue *q, blk_qc_t cookie);
static inline struct request_queue *bdev_get_queue(struct block_device *bdev)
{