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authorIngo Molnar <mingo@kernel.org>2014-08-24 22:32:24 +0200
committerIngo Molnar <mingo@kernel.org>2014-08-24 22:32:24 +0200
commit83bc90e11576f9c100f8ef4ba2bcd0b89212e3fb (patch)
treee59186b4d315c80255851e0d204143ecc21399a0 /include/linux/blkdev.h
parentMerge tag 'perf-core-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core (diff)
parentMerge tag 'pwm/for-3.17-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/thierry.reding/linux-pwm (diff)
Merge branch 'linus' into perf/core, to fix conflicts
Conflicts: arch/x86/kernel/cpu/perf_event_intel_uncore*.c Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/blkdev.h')
-rw-r--r--include/linux/blkdev.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 8699bcf5f099..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;