From 74ba2b38ba990c563393e5cb540cad2939f49d95 Mon Sep 17 00:00:00 2001 From: Miaohe Lin Date: Mon, 4 Jul 2022 21:21:52 +0800 Subject: [PATCH] mm/huge_memory: use helper function vma_lookup in split_huge_pages_pid Use helper function vma_lookup to lookup the needed vma to simplify the code. Minor readability improvement. Link: https://lkml.kernel.org/r/20220704132201.14611-8-linmiaohe@huawei.com Signed-off-by: Miaohe Lin Reviewed-by: Muchun Song Cc: Matthew Wilcox Cc: Yang Shi Cc: Zach O'Keefe Signed-off-by: Andrew Morton --- mm/huge_memory.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 5816ef8241af..a8f8af85ee17 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -2941,10 +2941,10 @@ static int split_huge_pages_pid(int pid, unsigned long vaddr_start, * table filled with PTE-mapped THPs, each of which is distinct. */ for (addr = vaddr_start; addr < vaddr_end; addr += PAGE_SIZE) { - struct vm_area_struct *vma = find_vma(mm, addr); + struct vm_area_struct *vma = vma_lookup(mm, addr); struct page *page; - if (!vma || addr < vma->vm_start) + if (!vma) break; /* skip special VMA and hugetlb VMA */ -- 2.11.0