Signed-off-by: Ming Lei <[email protected]>
---
block/blk-mq.c | 7 +------
1 file changed, 1 insertion(+), 6 deletions(-)
diff --git a/block/blk-mq.c b/block/blk-mq.c
index baff2d0..1eff3d9 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -1130,12 +1130,7 @@ static void blk_mq_free_rq_map(struct blk_mq_tag_set
*set,
static size_t order_to_size(unsigned int order)
{
- size_t ret = PAGE_SIZE;
-
- while (order--)
- ret *= 2;
-
- return ret;
+ return (1 << order) * PAGE_SIZE;
}
static struct blk_mq_tags *blk_mq_init_rq_map(struct blk_mq_tag_set *set,
--
1.7.9.5
--
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