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author | Sebastian Andrzej Siewior <bigeasy@linutronix.de> | 2014-04-09 10:37:23 +0200 |
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committer | Luis Claudio R. Goncalves <lgoncalv@redhat.com> | 2021-10-11 07:51:19 -0300 |
commit | e1dbc17f0afc51deb513c5ef059c70c9fce71b4f (patch) | |
tree | aae33ae19491afa9ddd5992f9492c759374fbc0a | |
parent | cb49c464526568aef4ce6c9807d1d5b3e1feb8b4 (diff) | |
download | linux-rt-e1dbc17f0afc51deb513c5ef059c70c9fce71b4f.tar.gz |
block: mq: use cpu_light()
there is a might sleep splat because get_cpu() disables preemption and
later we grab a lock. As a workaround for this we use get_cpu_light().
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
-rw-r--r-- | block/blk-mq.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/block/blk-mq.h b/block/blk-mq.h index c55bcf67b956..c26a84d44cc4 100644 --- a/block/blk-mq.h +++ b/block/blk-mq.h @@ -73,12 +73,12 @@ static inline struct blk_mq_ctx *__blk_mq_get_ctx(struct request_queue *q, */ static inline struct blk_mq_ctx *blk_mq_get_ctx(struct request_queue *q) { - return __blk_mq_get_ctx(q, get_cpu()); + return __blk_mq_get_ctx(q, get_cpu_light()); } static inline void blk_mq_put_ctx(struct blk_mq_ctx *ctx) { - put_cpu(); + put_cpu_light(); } struct blk_mq_alloc_data { |