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Merge branch 'for-3.16/core' into for-3.16/drivers

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mtip32xx uses blk_mq_alloc_reserved_request(), so pull in the
core changes so we have a properly merged end result.

Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Jens Axboe
2014-05-28 09:50:26 -06:00
parent 6314a108ec d852564f8c
commit 6178976500
33 changed files with 1476 additions and 564 deletions
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15
include/linux/blkdev.h
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@@ -90,15 +90,15 @@ enum rq_cmd_type_bits {
#define BLK_MAX_CDB 16
/*
* try to put the fields that are referenced together in the same cacheline.
* if you modify this structure, be sure to check block/blk-core.c:blk_rq_init()
* as well!
* Try to put the fields that are referenced together in the same cacheline.
*
* If you modify this structure, make sure to update blk_rq_init() and
* especially blk_mq_rq_ctx_init() to take care of the added fields.
*/
struct request {
struct list_head queuelist;
union {
struct call_single_data csd;
struct work_struct requeue_work;
unsigned long fifo_time;
};
@@ -462,6 +462,10 @@ struct request_queue {
struct request *flush_rq;
spinlock_t mq_flush_lock;
struct list_head requeue_list;
spinlock_t requeue_lock;
struct work_struct requeue_work;
struct mutex sysfs_lock;
int bypass_depth;
@@ -480,6 +484,9 @@ struct request_queue {
wait_queue_head_t mq_freeze_wq;
struct percpu_counter mq_usage_counter;
struct list_head all_q_node;
struct blk_mq_tag_set *tag_set;
struct list_head tag_set_list;
};
#define QUEUE_FLAG_QUEUED 1 /* uses generic tag queueing */