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| author | Ming Lei <ming.lei@canonical.com> | 2014-09-25 23:23:40 +0800 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2014-09-25 15:22:35 -0600 |
| commit | f355265571440a7db16e784b6edf4e7d26971a03 (patch) | |
| tree | 79b20c37c734b5932dcecc9e85850847b0a69855 /block/blk.h | |
| parent | 1bcb1eada4f11a713cbe586d1b5a5d93a48277cb (diff) | |
| download | linux-stable-f355265571440a7db16e784b6edf4e7d26971a03.tar.gz linux-stable-f355265571440a7db16e784b6edf4e7d26971a03.tar.bz2 linux-stable-f355265571440a7db16e784b6edf4e7d26971a03.zip | |
block: introduce blk_init_flush and its pair
These two temporary functions are introduced for holding flush
initialization and de-initialization, so that we can
introduce 'flush queue' easier in the following patch. And
once 'flush queue' and its allocation/free functions are ready,
they will be removed for sake of code readability.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ming Lei <ming.lei@canonical.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'block/blk.h')
| -rw-r--r-- | block/blk.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/block/blk.h b/block/blk.h index e515a285d4c9..c6fa3d4c6a89 100644 --- a/block/blk.h +++ b/block/blk.h @@ -22,6 +22,9 @@ static inline void __blk_get_queue(struct request_queue *q) kobject_get(&q->kobj); } +int blk_init_flush(struct request_queue *q); +void blk_exit_flush(struct request_queue *q); + int blk_init_rl(struct request_list *rl, struct request_queue *q, gfp_t gfp_mask); void blk_exit_rl(struct request_list *rl); |