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| author | James Bottomley <JBottomley@Parallels.com> | 2014-12-08 07:40:20 -0800 |
|---|---|---|
| committer | James Bottomley <JBottomley@Parallels.com> | 2014-12-08 07:40:20 -0800 |
| commit | dc843ef00e79ef0466d4d66bb20beeccda92e003 (patch) | |
| tree | 7491381fdd81b6d40b25fec533e6f249d7823ce3 /block/blk-mq.c | |
| parent | 009d0431c3914de64666bec0d350e54fdd59df6a (diff) | |
| parent | 249b15ba6380830881b7863ca5dd3f33320adfdb (diff) | |
Merge remote-tracking branch 'scsi-queue/core-for-3.19' into for-linus
Diffstat (limited to 'block/blk-mq.c')
| -rw-r--r-- | block/blk-mq.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c index 1d016fc9a8b..92ceef0d2ab 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -2049,6 +2049,8 @@ static int blk_mq_alloc_rq_maps(struct blk_mq_tag_set *set) */ int blk_mq_alloc_tag_set(struct blk_mq_tag_set *set) { + BUILD_BUG_ON(BLK_MQ_MAX_DEPTH > 1 << BLK_MQ_UNIQUE_TAG_BITS); + if (!set->nr_hw_queues) return -EINVAL; if (!set->queue_depth) |