Commit 7d6b6cc3 authored by Miaohe Lin's avatar Miaohe Lin Committed by Vlastimil Babka
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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: default avatarMiaohe Lin <linmiaohe@huawei.com>
Signed-off-by: default avatarVlastimil Babka <vbabka@suse.cz>
Link: https://lore.kernel.org/r/20220217091609.8214-1-linmiaohe@huawei.com
parent bd53ce4d

mm/slab_common.c

+1 −1
Original line number Diff line number Diff line
@@ -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);