From f7e2355f0f8635ddcfd26858f58732b7bf85f9f4 Mon Sep 17 00:00:00 2001 From: James Morse Date: Fri, 7 Oct 2016 16:58:36 -0700 Subject: [PATCH] mm: pagewalk: fix the comment for test_walk Modify the comment describing struct mm_walk->test_walk()s behaviour to match the comment on walk_page_test() and the behaviour of walk_page_vma(). Fixes: fafaa4264eba4 ("pagewalk: improve vma handling") Link: http://lkml.kernel.org/r/1471622518-21980-1-git-send-email-james.morse@arm.com Signed-off-by: James Morse Cc: Naoya Horiguchi Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- include/linux/mm.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/include/linux/mm.h b/include/linux/mm.h index 5f14534f0c90..0a063b4e4456 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1197,10 +1197,10 @@ void unmap_vmas(struct mmu_gather *tlb, struct vm_area_struct *start_vma, * @pte_hole: if set, called for each hole at all levels * @hugetlb_entry: if set, called for each hugetlb entry * @test_walk: caller specific callback function to determine whether - * we walk over the current vma or not. A positive returned + * we walk over the current vma or not. Returning 0 * value means "do page table walk over the current vma," * and a negative one means "abort current page table walk - * right now." 0 means "skip the current vma." + * right now." 1 means "skip the current vma." * @mm: mm_struct representing the target process of page table walk * @vma: vma currently walked (NULL if walking outside vmas) * @private: private data for callbacks' usage -- GitLab