From 4a25f995bd59843a898b531bb3e472d710ef9439 Mon Sep 17 00:00:00 2001 From: Kefeng Wang Date: Wed, 10 Sep 2025 21:39:56 +0800 Subject: mm: hugetlb: directly pass order when allocate a hugetlb folio Use order instead of struct hstate to remove huge_page_order() call from all hugetlb folio allocation, also order_is_gigantic() is added to check whether it is a gigantic order. Link: https://lkml.kernel.org/r/20250910133958.301467-4-wangkefeng.wang@huawei.com Signed-off-by: Kefeng Wang Acked-by: Oscar Salvador Reviewed-by: Sidhartha Kumar Reviewed-by: Jane Chu Reviewed-by: Zi Yan Cc: Brendan Jackman Cc: David Hildenbrand Cc: Johannes Weiner Cc: Muchun Song Cc: Vlastimil Babka Signed-off-by: Andrew Morton --- include/linux/hugetlb.h | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'include/linux') diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index 526d27e88b3b..8e63e46b8e1f 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -788,9 +788,14 @@ static inline unsigned huge_page_shift(struct hstate *h) return h->order + PAGE_SHIFT; } +static inline bool order_is_gigantic(unsigned int order) +{ + return order > MAX_PAGE_ORDER; +} + static inline bool hstate_is_gigantic(struct hstate *h) { - return huge_page_order(h) > MAX_PAGE_ORDER; + return order_is_gigantic(huge_page_order(h)); } static inline unsigned int pages_per_huge_page(const struct hstate *h) -- cgit v1.2.3