perf report: Drop cycles 0 for LBR print

[mirror_ubuntu-artful-kernel.git] / block / blk-mq.h

diff --git a/block/blk-mq.h b/block/blk-mq.h
index 088ced003c13d7282712b423ade0521c16aeebdc..b79f9a7d8cf62010dd9a91d3b271e5d2474cb836 100644 (file)
--- a/block/blk-mq.h
+++ b/block/blk-mq.h
@@ -77,6 +77,8 @@ static inline struct blk_mq_hw_ctx *blk_mq_map_queue(struct request_queue *q,
 /*
  * sysfs helpers
  */
+extern void blk_mq_sysfs_init(struct request_queue *q);
+extern void blk_mq_sysfs_deinit(struct request_queue *q);
 extern int blk_mq_sysfs_register(struct request_queue *q);
 extern void blk_mq_sysfs_unregister(struct request_queue *q);
 extern void blk_mq_hctx_kobj_init(struct blk_mq_hw_ctx *hctx);