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-rw-r--r--block/blk-mq.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c
index aefed96369dd..ce4811667d36 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -404,6 +404,12 @@ void blk_mq_complete_request(struct request *rq)
}
EXPORT_SYMBOL(blk_mq_complete_request);
+int blk_mq_request_started(struct request *rq)
+{
+ return test_bit(REQ_ATOM_STARTED, &rq->atomic_flags);
+}
+EXPORT_SYMBOL_GPL(blk_mq_request_started);
+
void blk_mq_start_request(struct request *rq)
{
struct request_queue *q = rq->q;