When return value is 0, it could also means the page is free hugetlb page or free buddy page. Fix the corresponding comment. Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx> --- mm/memory-failure.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/memory-failure.c b/mm/memory-failure.c index bb8e79381c1f..475524f79550 100644 --- a/mm/memory-failure.c +++ b/mm/memory-failure.c @@ -1525,7 +1525,7 @@ static int __get_unpoison_page(struct page *page) * the given page has PG_hwpoison. So it's never reused for other page * allocations, and __get_unpoison_page() never races with them. * - * Return: 0 on failure, + * Return: 0 on failure or free buddy (hugetlb) page, * 1 on success for in-use pages in a well-defined state, * -EIO for pages on which we can not handle memory errors, * -EBUSY when get_hwpoison_page() has raced with page lifecycle -- 2.33.0
