Messages in this thread Patch in this message | | | From | Miaohe Lin <> | Subject | [PATCH] mm: use helper function range_in_vma() | Date | Sat, 19 Feb 2022 10:14:41 +0800 |
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Use helper function range_in_vma to check if address, address + size are within the vma range. Minor readability improvement.
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> --- mm/memory.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/memory.c b/mm/memory.c index 13a2fe911bf8..02ddd6660549 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -1700,7 +1700,7 @@ static void zap_page_range_single(struct vm_area_struct *vma, unsigned long addr void zap_vma_ptes(struct vm_area_struct *vma, unsigned long address, unsigned long size) { - if (address < vma->vm_start || address + size > vma->vm_end || + if (!range_in_vma(vma, address, address + size) || !(vma->vm_flags & VM_PFNMAP)) return; -- 2.23.0
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