diff mbox series

[2/4] blk-mq: fix allocation for queue mapping table

Message ID 20181216022517.26650-3-ming.lei@redhat.com (mailing list archive)
State New, archived
Headers show
Series blk-mq: queue mapping fix & improvement | expand

Commit Message

Ming Lei Dec. 16, 2018, 2:25 a.m. UTC 
Type of each element in queue mapping table is 'unsigned int,
intead of 'struct blk_mq_queue_map)', so fix it.

Cc: Jeff Moyer <jmoyer@redhat.com>
Cc: Mike Snitzer <snitzer@redhat.com>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
---
 block/blk-mq.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Comments

Christoph Hellwig Dec. 16, 2018, 4:15 p.m. UTC | #1 
On Sun, Dec 16, 2018 at 10:25:15AM +0800, Ming Lei wrote:
> Type of each element in queue mapping table is 'unsigned int,
> intead of 'struct blk_mq_queue_map)', so fix it.

Looks good,

Reviewed-by: Christoph Hellwig <hch@lst.de>
diff mbox series

Patch

diff --git a/block/blk-mq.c b/block/blk-mq.c
index 9690f4f8de7e..a4a0895dae65 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -3023,7 +3023,7 @@  int blk_mq_alloc_tag_set(struct blk_mq_tag_set *set)
 	ret = -ENOMEM;
 	for (i = 0; i < set->nr_maps; i++) {
 		set->map[i].mq_map = kcalloc_node(nr_cpu_ids,
-						  sizeof(struct blk_mq_queue_map),
+						  sizeof(set->map[i].mq_map[0]),
 						  GFP_KERNEL, set->numa_node);
 		if (!set->map[i].mq_map)
 			goto out_free_mq_map;