diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2014-09-14 15:34:38 +0200 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2014-09-14 15:35:36 +0200 |
| commit | db985cbd67c45f875ef43cb5febfaa8cbd203c27 (patch) | |
| tree | 63542d05b1c0f730ec1ad5f915dc4eb3c015e616 /include/linux/blkdev.h | |
| parent | c6f1224573c3b609bd8073b39f496637a16cc06f (diff) | |
| parent | 468a903c0e5147e3f93187f0b808a3ef957fd00e (diff) | |
Merge tag 'irqchip-core-3.18' of git://git.infradead.org/users/jcooper/linux into irq/core
irqchip core changes for v3.18
- renesas: suspend to RAM, runtime PM, cleanups and DT binding docs
- keystone: add new driver
- hip04: add Hisilicon HiP04 driver (without touching irq-gic.c)
- gic: Use defines instead of magic number, preserve v2 bybass bits
- handle_domain_irq: common low level interrupt entry handler
Diffstat (limited to 'include/linux/blkdev.h')
| -rw-r--r-- | include/linux/blkdev.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 713f8b62b435..518b46555b80 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -21,6 +21,7 @@ #include <linux/bsg.h> #include <linux/smp.h> #include <linux/rcupdate.h> +#include <linux/percpu-refcount.h> #include <asm/scatterlist.h> @@ -470,6 +471,7 @@ struct request_queue { struct mutex sysfs_lock; int bypass_depth; + int mq_freeze_depth; #if defined(CONFIG_BLK_DEV_BSG) bsg_job_fn *bsg_job_fn; @@ -483,7 +485,7 @@ struct request_queue { #endif struct rcu_head rcu_head; wait_queue_head_t mq_freeze_wq; - struct percpu_counter mq_usage_counter; + struct percpu_ref mq_usage_counter; struct list_head all_q_node; struct blk_mq_tag_set *tag_set; @@ -512,6 +514,7 @@ struct request_queue { #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_SG_GAPS 22 /* queue doesn't support SG gaps */ #define QUEUE_FLAG_DEFAULT ((1 << QUEUE_FLAG_IO_STAT) | \ (1 << QUEUE_FLAG_STACKABLE) | \ |