Merge tag 'powerpc-4.11-3' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc...

[mirror_ubuntu-artful-kernel.git] / block / blk-mq-tag.h

diff --git a/block/blk-mq-tag.h b/block/blk-mq-tag.h
index 63497423c5cd32fb50542cf626590693c5f929e7..5cb51e53cc0353cbba8e44ae808e6d2f9f9257a7 100644 (file)
--- a/block/blk-mq-tag.h
+++ b/block/blk-mq-tag.h
@@ -85,4 +85,10 @@ static inline void blk_mq_tag_set_rq(struct blk_mq_hw_ctx *hctx,
        hctx->tags->rqs[tag] = rq;
 }
 
+static inline bool blk_mq_tag_is_reserved(struct blk_mq_tags *tags,
+                                         unsigned int tag)
+{
+       return tag < tags->nr_reserved_tags;
+}
+
 #endif