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-rw-r--r--block/blk-mq-tag.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/block/blk-mq-tag.c b/block/blk-mq-tag.c
index 230ef3056b72..eb55492e6875 100644
--- a/block/blk-mq-tag.c
+++ b/block/blk-mq-tag.c
@@ -254,6 +254,13 @@ static int bt_get(struct blk_mq_alloc_data *data,
254 if (tag != -1) 254 if (tag != -1)
255 break; 255 break;
256 256
257 /*
258 * We're out of tags on this hardware queue, kick any
259 * pending IO submits before going to sleep waiting for
260 * some to complete.
261 */
262 blk_mq_run_hw_queue(hctx, false);
263
257 blk_mq_put_ctx(data->ctx); 264 blk_mq_put_ctx(data->ctx);
258 265
259 io_schedule(); 266 io_schedule();