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mm/slab_common: use helper function is_power_of_2()

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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
This commit is contained in:
Miaohe Lin 2022-02-17 17:16:09 +08:00 • committed by Vlastimil Babka
parent bd53ce4da2
commit 7d6b6cc355
1 changed files with 1 additions and 1 deletions
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2
mm/slab_common.c
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@ -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);