diff options
| author |   Christoph Hellwig <hch@lst.de> | 2015-04-17 22:37:20 +0200 |
|---|---|---|
| committer |   Jens Axboe <axboe@fb.com> | 2015-05-05 13:40:42 -0600 |
| commit | a7928c1578c550bd6f4dec62d65132e6db226c57 (patch) | |
| tree | 1a9a13abf0679e7dc4e1e5124cd4fcb3c0ac1265 /block | |
| parent | block: remove REQ_TYPE_PM_SHUTDOWN (diff) | |
| download | linux-dev-a7928c1578c550bd6f4dec62d65132e6db226c57.tar.xz linux-dev-a7928c1578c550bd6f4dec62d65132e6db226c57.zip | |
block: move PM request support to IDE
This removes the request types and hacks from the block code and into the
old IDE driver. There is a small amunt of code duplication due to this,
but it's not too bad.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'block')
| -rw-r--r-- | block/blk-core.c | 1 | ||||
| -rw-r--r-- | block/blk-exec.c | 10 | ||||
| -rw-r--r-- | block/blk.h | 2 |
3 files changed, 1 insertions, 12 deletions
diff --git a/block/blk-core.c b/block/blk-core.c index fd154b94447a..2e5020f37d55 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -285,6 +285,7 @@ inline void __blk_run_queue_uncond(struct request_queue *q) q->request_fn(q); q->request_fn_active--; } +EXPORT_SYMBOL_GPL(__blk_run_queue_uncond); /** * __blk_run_queue - run a single device queue diff --git a/block/blk-exec.c b/block/blk-exec.c index 9924725fa50d..3fec8a29d0fa 100644 --- a/block/blk-exec.c +++ b/block/blk-exec.c @@ -53,7 +53,6 @@ void blk_execute_rq_nowait(struct request_queue *q, struct gendisk *bd_disk, rq_end_io_fn *done) { int where = at_head ? ELEVATOR_INSERT_FRONT : ELEVATOR_INSERT_BACK; - bool is_pm_resume; WARN_ON(irqs_disabled()); WARN_ON(rq->cmd_type == REQ_TYPE_FS); @@ -70,12 +69,6 @@ void blk_execute_rq_nowait(struct request_queue *q, struct gendisk *bd_disk, return; } - /* - * need to check this before __blk_run_queue(), because rq can - * be freed before that returns. - */ - is_pm_resume = rq->cmd_type == REQ_TYPE_PM_RESUME; - spin_lock_irq(q->queue_lock); if (unlikely(blk_queue_dying(q))) { @@ -88,9 +81,6 @@ void blk_execute_rq_nowait(struct request_queue *q, struct gendisk *bd_disk, __elv_add_request(q, rq, where); __blk_run_queue(q); - /* the queue is stopped so it won't be run */ - if (is_pm_resume) - __blk_run_queue_uncond(q); spin_unlock_irq(q->queue_lock); } EXPORT_SYMBOL_GPL(blk_execute_rq_nowait); diff --git a/block/blk.h b/block/blk.h index 43b036185712..4b48d55e588e 100644 --- a/block/blk.h +++ b/block/blk.h @@ -193,8 +193,6 @@ int blk_try_merge(struct request *rq, struct bio *bio); void blk_queue_congestion_threshold(struct request_queue *q); -void __blk_run_queue_uncond(struct request_queue *q); - int blk_dev_init(void); |