Merge remote-tracking branch 'scsi-queue/drivers-for-3.19' into for-linus

[firefly-linux-kernel-4.4.55.git] / block / blk-mq.h

diff --git a/block/blk-mq.h b/block/blk-mq.h
index d567d5283ffa788640e15163167530f874fc1a80..206230e64f7915e642ce7306aec8b949deca43b1 100644 (file)
--- a/block/blk-mq.h
+++ b/block/blk-mq.h
@@ -115,4 +115,9 @@ static inline void blk_mq_set_alloc_data(struct blk_mq_alloc_data *data,
        data->hctx = hctx;
 }
 
+static inline bool blk_mq_hw_queue_mapped(struct blk_mq_hw_ctx *hctx)
+{
+       return hctx->nr_ctx && hctx->tags;
+}
+
 #endif