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| author |   Miaohe Lin <linmiaohe@huawei.com> | 2022-02-17 17:16:09 +0800 |
|---|---|---|
| committer |   Vlastimil Babka <vbabka@suse.cz> | 2022-02-21 11:38:12 +0100 |
| commit | 7d6b6cc355378a66044cbd25ccee4153bf60dea9 (patch) | |
| tree | d638f7397abcb8724e97338833b3992460e655da /mm/slab_common.c | |
| parent | mm/slob: make kmem_cache_boot static (diff) | |
| download | linux-dev-7d6b6cc355378a66044cbd25ccee4153bf60dea9.tar.xz linux-dev-7d6b6cc355378a66044cbd25ccee4153bf60dea9.zip | |
mm/slab_common: use helper function is_power_of_2()
Use helper function is_power_of_2() to check if KMALLOC_MIN_SIZE is power
of two. Minor readability improvement.
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Link: https://lore.kernel.org/r/20220217091609.8214-1-linmiaohe@huawei.com
Diffstat (limited to 'mm/slab_common.c')
| -rw-r--r-- | mm/slab_common.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/slab_common.c b/mm/slab_common.c index 23f2ab0713b7..6ee64d6208b3 100644 --- a/mm/slab_common.c +++ b/mm/slab_common.c @@ -807,7 +807,7 @@ void __init setup_kmalloc_cache_index_table(void) unsigned int i; BUILD_BUG_ON(KMALLOC_MIN_SIZE > 256 || - (KMALLOC_MIN_SIZE & (KMALLOC_MIN_SIZE - 1))); + !is_power_of_2(KMALLOC_MIN_SIZE)); for (i = 8; i < KMALLOC_MIN_SIZE; i += 8) { unsigned int elem = size_index_elem(i); |