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-rw-r--r--block/blk-mq.h5
1 files changed, 3 insertions, 2 deletions
diff --git a/block/blk-mq.h b/block/blk-mq.h
index ef59fee62780..a7482d2cc82e 100644
--- a/block/blk-mq.h
+++ b/block/blk-mq.h
@@ -378,12 +378,13 @@ static inline bool hctx_may_queue(struct blk_mq_hw_ctx *hctx,
#define __blk_mq_run_dispatch_ops(q, check_sleep, dispatch_ops) \
do { \
if ((q)->tag_set->flags & BLK_MQ_F_BLOCKING) { \
+ struct blk_mq_tag_set *__tag_set = (q)->tag_set; \
int srcu_idx; \
\
might_sleep_if(check_sleep); \
- srcu_idx = srcu_read_lock((q)->tag_set->srcu); \
+ srcu_idx = srcu_read_lock(__tag_set->srcu); \
(dispatch_ops); \
- srcu_read_unlock((q)->tag_set->srcu, srcu_idx); \
+ srcu_read_unlock(__tag_set->srcu, srcu_idx); \
} else { \
rcu_read_lock(); \
(dispatch_ops); \