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-rw-r--r--block/blk-mq.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c
index b1bcc619d0ea..1d2a9bdbee57 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -956,6 +956,7 @@ static void blk_mq_hctx_notify(void *data, unsigned long action,
unsigned int cpu)
{
struct blk_mq_hw_ctx *hctx = data;
+ struct request_queue *q = hctx->queue;
struct blk_mq_ctx *ctx;
LIST_HEAD(tmp);
@@ -965,7 +966,7 @@ static void blk_mq_hctx_notify(void *data, unsigned long action,
/*
* Move ctx entries to new CPU, if this one is going away.
*/
- ctx = __blk_mq_get_ctx(hctx->queue, cpu);
+ ctx = __blk_mq_get_ctx(q, cpu);
spin_lock(&ctx->lock);
if (!list_empty(&ctx->rq_list)) {
@@ -977,7 +978,7 @@ static void blk_mq_hctx_notify(void *data, unsigned long action,
if (list_empty(&tmp))
return;
- ctx = blk_mq_get_ctx(hctx->queue);
+ ctx = blk_mq_get_ctx(q);
spin_lock(&ctx->lock);
while (!list_empty(&tmp)) {
@@ -988,10 +989,13 @@ static void blk_mq_hctx_notify(void *data, unsigned long action,
list_move_tail(&rq->queuelist, &ctx->rq_list);
}
+ hctx = q->mq_ops->map_queue(q, ctx->cpu);
blk_mq_hctx_mark_pending(hctx, ctx);
spin_unlock(&ctx->lock);
blk_mq_put_ctx(ctx);
+
+ blk_mq_run_hw_queue(hctx, true);
}
static int blk_mq_init_hw_commands(struct blk_mq_hw_ctx *hctx,