Messages in this thread Patch in this message | | | From | JianKang Chen <> | Subject | [PATCH resend] mm/page_alloc: fix comment is __get_free_pages | Date | Mon, 27 Nov 2017 19:09:24 +0800 |
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From: Jiankang Chen <chenjiankang1@huawei.com>
__get_free_pages will return an virtual address, but it is not just 32-bit address, for example a 64-bit system. And this comment really confuse new bigenner of mm.
reported-by: Hanjun Guo <guohanjun@huawei.com> Signed-off-by: Jiankang Chen <chenjiankang1@huawei.com> --- mm/page_alloc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 77e4d3c..5a7c432 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -4240,7 +4240,7 @@ unsigned long __get_free_pages(gfp_t gfp_mask, unsigned int order) struct page *page; /* - * __get_free_pages() returns a 32-bit address, which cannot represent + * __get_free_pages() returns a virtual address, which cannot represent * a highmem page */ VM_BUG_ON((gfp_mask & __GFP_HIGHMEM) != 0); -- 1.7.12.4
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