summaryrefslogtreecommitdiffstats
path: root/block
diff options
context:
space:
mode:
Diffstat (limited to 'block')
-rw-r--r--block/blk-mq.c29
1 files changed, 9 insertions, 20 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 68575c71d167..c2d297efe229 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -2138,24 +2138,6 @@ out:
return true;
}
-/**
- * __blk_mq_run_hw_queue - Run a hardware queue.
- * @hctx: Pointer to the hardware queue to run.
- *
- * Send pending requests to the hardware.
- */
-static void __blk_mq_run_hw_queue(struct blk_mq_hw_ctx *hctx)
-{
- /*
- * We can't run the queue inline with ints disabled. Ensure that
- * we catch bad users of this early.
- */
- WARN_ON_ONCE(in_interrupt());
-
- blk_mq_run_dispatch_ops(hctx->queue,
- blk_mq_sched_dispatch_requests(hctx));
-}
-
static inline int blk_mq_first_mapped_cpu(struct blk_mq_hw_ctx *hctx)
{
int cpu = cpumask_first_and(hctx->cpumask, cpu_online_mask);
@@ -2241,6 +2223,11 @@ void blk_mq_run_hw_queue(struct blk_mq_hw_ctx *hctx, bool async)
bool need_run;
/*
+ * We can't run the queue inline with interrupts disabled.
+ */
+ WARN_ON_ONCE(!async && in_interrupt());
+
+ /*
* When queue is quiesced, we may be switching io scheduler, or
* updating nr_hw_queues, or other things, and we can't run queue
* any more, even __blk_mq_hctx_has_pending() can't be called safely.
@@ -2261,7 +2248,8 @@ void blk_mq_run_hw_queue(struct blk_mq_hw_ctx *hctx, bool async)
return;
}
- __blk_mq_run_hw_queue(hctx);
+ blk_mq_run_dispatch_ops(hctx->queue,
+ blk_mq_sched_dispatch_requests(hctx));
}
EXPORT_SYMBOL(blk_mq_run_hw_queue);
@@ -2429,7 +2417,8 @@ static void blk_mq_run_work_fn(struct work_struct *work)
struct blk_mq_hw_ctx *hctx =
container_of(work, struct blk_mq_hw_ctx, run_work.work);
- __blk_mq_run_hw_queue(hctx);
+ blk_mq_run_dispatch_ops(hctx->queue,
+ blk_mq_sched_dispatch_requests(hctx));
}
/**