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Merge branch 'for-3.16/blk-mq-tagging' into for-3.16/core

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Signed-off-by: Jens Axboe <axboe@fb.com>

Conflicts:
	block/blk-mq-tag.c
This commit is contained in:
Jens Axboe 2014-05-19 11:52:35 -06:00
commit 39a9f97e5e
9 changed files with 236 additions and 27 deletions
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7
include/linux/blk-mq.h
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@ -54,6 +54,8 @@ struct blk_mq_hw_ctx {
unsigned int numa_node;
unsigned int cmd_size; /* per-request extra data */
atomic_t nr_active;
struct blk_mq_cpu_notifier cpu_notifier;
struct kobject kobj;
};
@ -70,6 +72,9 @@ struct blk_mq_tag_set {
void *driver_data;
struct blk_mq_tags **tags;
struct mutex tag_list_lock;
struct list_head tag_list;
};
typedef int (queue_rq_fn)(struct blk_mq_hw_ctx *, struct request *);
@ -132,8 +137,10 @@ enum {
BLK_MQ_F_SHOULD_MERGE = 1 << 0,
BLK_MQ_F_SHOULD_SORT = 1 << 1,
BLK_MQ_F_TAG_SHARED = 1 << 2,
BLK_MQ_S_STOPPED = 0,
BLK_MQ_S_TAG_ACTIVE = 1,
BLK_MQ_MAX_DEPTH = 2048,