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authorJens Axboe <axboe@fb.com>2014-05-30 14:11:50 (GMT)
committerJens Axboe <axboe@fb.com>2014-05-30 14:11:50 (GMT)
commitf89ca166460e84620db73d4542f28d34c40a8917 (patch)
tree6f7ef4b566879674d3dfc6e79b71561a49ac877e /include
parent879466e6a53ce063fa779476cf648abafcd703a9 (diff)
parent2230237500821aedfcf2bba2a79d9cbca389233c (diff)
downloadlinux-f89ca166460e84620db73d4542f28d34c40a8917.tar.xz
Merge branch 'for-3.16/core' into for-3.16/drivers
Pulled in for the blk_mq_tag_to_rq() change, which impacts mtip32xx. Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'include')
-rw-r--r--include/linux/blk-mq.h3
-rw-r--r--include/linux/blkdev.h2
2 files changed, 3 insertions, 2 deletions
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 91dfb75..ad3adb7 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -129,6 +129,7 @@ enum {
BLK_MQ_F_SHOULD_MERGE = 1 << 0,
BLK_MQ_F_SHOULD_SORT = 1 << 1,
BLK_MQ_F_TAG_SHARED = 1 << 2,
+ BLK_MQ_F_SG_MERGE = 1 << 3,
BLK_MQ_S_STOPPED = 0,
BLK_MQ_S_TAG_ACTIVE = 1,
@@ -153,7 +154,7 @@ void blk_mq_free_request(struct request *rq);
bool blk_mq_can_queue(struct blk_mq_hw_ctx *);
struct request *blk_mq_alloc_request(struct request_queue *q, int rw,
gfp_t gfp, bool reserved);
-struct request *blk_mq_tag_to_rq(struct blk_mq_tags *tags, unsigned int tag);
+struct request *blk_mq_tag_to_rq(struct blk_mq_hw_ctx *hctx, unsigned int tag);
struct blk_mq_hw_ctx *blk_mq_map_queue(struct request_queue *, const int ctx_index);
struct blk_mq_hw_ctx *blk_mq_alloc_single_hw_queue(struct blk_mq_tag_set *, unsigned int, int);
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index e90e169..8aba35f 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -510,6 +510,7 @@ struct request_queue {
#define QUEUE_FLAG_SAME_FORCE 18 /* force complete on same CPU */
#define QUEUE_FLAG_DEAD 19 /* queue tear-down finished */
#define QUEUE_FLAG_INIT_DONE 20 /* queue is initialized */
+#define QUEUE_FLAG_NO_SG_MERGE 21 /* don't attempt to merge SG segments*/
#define QUEUE_FLAG_DEFAULT ((1 << QUEUE_FLAG_IO_STAT) | \
(1 << QUEUE_FLAG_STACKABLE) | \
@@ -1069,7 +1070,6 @@ static inline void blk_post_runtime_resume(struct request_queue *q, int err) {}
* schedule() where blk_schedule_flush_plug() is called.
*/
struct blk_plug {
- unsigned long magic; /* detect uninitialized use-cases */
struct list_head list; /* requests */
struct list_head mq_list; /* blk-mq requests */
struct list_head cb_list; /* md requires an unplug callback */