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| author | Ming Lei <ming.lei@canonical.com> | 2014-09-25 23:23:44 +0800 |
|---|---|---|
| committer | Jens Axboe <axboe@fb.com> | 2014-09-25 15:22:41 -0600 |
| commit | ba483388e3058b3e412632a84e6bf1f134beaf3d (patch) | |
| tree | fc54df315e58958208359bd995fdb6df5115dcb2 | |
| parent | 7c94e1c157a227837b04f02f5edeff8301410ba2 (diff) | |
| download | linux-0-day-ba483388e3058b3e412632a84e6bf1f134beaf3d.tar.gz linux-0-day-ba483388e3058b3e412632a84e6bf1f134beaf3d.tar.xz | |
block: remove blk_init_flush() and its pair
Now mission of the two helpers is over, and just call
blk_alloc_flush_queue() and blk_free_flush_queue() directly.
Signed-off-by: Ming Lei <ming.lei@canonical.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
| -rw-r--r-- | block/blk-core.c | 5 | ||||
| -rw-r--r-- | block/blk-flush.c | 19 | ||||
| -rw-r--r-- | block/blk-mq.c | 3 | ||||
| -rw-r--r-- | block/blk-sysfs.c | 2 | ||||
| -rw-r--r-- | block/blk.h | 4 |
5 files changed, 10 insertions, 23 deletions
diff --git a/block/blk-core.c b/block/blk-core.c index cfaca8ca6cc4b..dba0a8350807f 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -704,7 +704,8 @@ blk_init_allocated_queue(struct request_queue *q, request_fn_proc *rfn, if (!q) return NULL; - if (blk_init_flush(q)) + q->fq = blk_alloc_flush_queue(q); + if (!q->fq) return NULL; if (blk_init_rl(&q->root_rl, q, GFP_KERNEL)) @@ -740,7 +741,7 @@ blk_init_allocated_queue(struct request_queue *q, request_fn_proc *rfn, return q; fail: - blk_exit_flush(q); + blk_free_flush_queue(q->fq); return NULL; } EXPORT_SYMBOL(blk_init_allocated_queue); diff --git a/block/blk-flush.c b/block/blk-flush.c index b01a86d6bf867..d66cbf2b2bc8d 100644 --- a/block/blk-flush.c +++ b/block/blk-flush.c @@ -479,8 +479,7 @@ int blkdev_issue_flush(struct block_device *bdev, gfp_t gfp_mask, } EXPORT_SYMBOL(blkdev_issue_flush); -static struct blk_flush_queue *blk_alloc_flush_queue( - struct request_queue *q) +struct blk_flush_queue *blk_alloc_flush_queue(struct request_queue *q) { struct blk_flush_queue *fq; int rq_sz = sizeof(struct request); @@ -511,7 +510,7 @@ static struct blk_flush_queue *blk_alloc_flush_queue( return NULL; } -static void blk_free_flush_queue(struct blk_flush_queue *fq) +void blk_free_flush_queue(struct blk_flush_queue *fq) { /* bio based request queue hasn't flush queue */ if (!fq) @@ -520,17 +519,3 @@ static void blk_free_flush_queue(struct blk_flush_queue *fq) kfree(fq->flush_rq); kfree(fq); } - -int blk_init_flush(struct request_queue *q) -{ - q->fq = blk_alloc_flush_queue(q); - if (!q->fq) - return -ENOMEM; - - return 0; -} - -void blk_exit_flush(struct request_queue *q) -{ - blk_free_flush_queue(q->fq); -} diff --git a/block/blk-mq.c b/block/blk-mq.c index d39e8a5eaeaaa..59ca79634cb98 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -1861,7 +1861,8 @@ struct request_queue *blk_mq_init_queue(struct blk_mq_tag_set *set) blk_mq_add_queue_tag_set(set, q); - if (blk_init_flush(q)) + q->fq = blk_alloc_flush_queue(q); + if (!q->fq) goto err_hw_queues; blk_mq_map_swqueue(q); diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c index 949075952119f..718cffc4c678b 100644 --- a/block/blk-sysfs.c +++ b/block/blk-sysfs.c @@ -517,7 +517,7 @@ static void blk_release_queue(struct kobject *kobj) if (q->queue_tags) __blk_queue_free_tags(q); - blk_exit_flush(q); + blk_free_flush_queue(q->fq); if (q->mq_ops) blk_mq_free_queue(q); diff --git a/block/blk.h b/block/blk.h index 833c4ac6c4eb3..9eaa6e91b13fa 100644 --- a/block/blk.h +++ b/block/blk.h @@ -39,8 +39,8 @@ 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); +struct blk_flush_queue *blk_alloc_flush_queue(struct request_queue *q); +void blk_free_flush_queue(struct blk_flush_queue *fq); int blk_init_rl(struct request_list *rl, struct request_queue *q, gfp_t gfp_mask); |