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Diffstat (limited to 'block/blk-mq.c')
-rw-r--r--block/blk-mq.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 108a352051be..bc026372de43 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -188,9 +188,11 @@ void blk_mq_freeze_queue(struct request_queue *q)
}
EXPORT_SYMBOL_GPL(blk_mq_freeze_queue);
-void blk_mq_unfreeze_queue(struct request_queue *q)
+void __blk_mq_unfreeze_queue(struct request_queue *q, bool force_atomic)
{
mutex_lock(&q->mq_freeze_lock);
+ if (force_atomic)
+ q->q_usage_counter.data->force_atomic = true;
q->mq_freeze_depth--;
WARN_ON_ONCE(q->mq_freeze_depth < 0);
if (!q->mq_freeze_depth) {
@@ -199,6 +201,11 @@ void blk_mq_unfreeze_queue(struct request_queue *q)
}
mutex_unlock(&q->mq_freeze_lock);
}
+
+void blk_mq_unfreeze_queue(struct request_queue *q)
+{
+ __blk_mq_unfreeze_queue(q, false);
+}
EXPORT_SYMBOL_GPL(blk_mq_unfreeze_queue);
/*