The branch main has been updated by dougm:
URL:
https://cgit.FreeBSD.org/src/commit/?id=3873b9a8b3a51731e5db92ab0c5c59797e416015
commit 3873b9a8b3a51731e5db92ab0c5c59797e416015
Author: Doug Moore <do...@freebsd.org>
AuthorDate: 2024-09-28 21:23:17 +0000
Commit: Doug Moore <do...@freebsd.org>
CommitDate: 2024-09-28 21:23:17 +0000
mlx4: use is_power_of_2
It's faster to use is_power_of_2 than it is to compute
roundup_power_of_two and then compare. So do that.
Reviewed by: kib
Differential Revision: https://reviews.freebsd.org/D46838
---
sys/dev/mlx4/mlx4_core/mlx4_alloc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sys/dev/mlx4/mlx4_core/mlx4_alloc.c
b/sys/dev/mlx4/mlx4_core/mlx4_alloc.c
index dcf6204dfc1a..fa68625f5ab9 100644
--- a/sys/dev/mlx4/mlx4_core/mlx4_alloc.c
+++ b/sys/dev/mlx4/mlx4_core/mlx4_alloc.c
@@ -173,7 +173,7 @@ int mlx4_bitmap_init(struct mlx4_bitmap *bitmap, u32 num,
u32 mask,
u32 reserved_bot, u32 reserved_top)
{
/* num must be a power of 2 */
- if (num != roundup_pow_of_two(num))
+ if (!is_power_of_2(num))
return -EINVAL;
bitmap->last = 0;
