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mm: constify page_is_pfmemalloc() argument 

The function only tests for page->index, so its argument should be
const.

Signed-off-by: Alexander Lobakin <alobakin@pm.me>
Reviewed-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: hongrongxuan <hongrongxuan@huawei.com>
This commit is contained in:
Alexander Lobakin 2021-02-02 13:30:54 +00:00 committed by Jianping Liu
parent 44552e86fc
commit 078962c273
1 changed files with 1 additions and 1 deletions
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2
include/linux/mm.h
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@ -1437,7 +1437,7 @@ struct address_space *page_mapping_file(struct page *page);
* ALLOC_NO_WATERMARKS and the low watermark was not * ALLOC_NO_WATERMARKS and the low watermark was not
* met implying that the system is under some pressure. * met implying that the system is under some pressure.
*/ */
static inline bool page_is_pfmemalloc(struct page *page) static inline bool page_is_pfmemalloc(const struct page *page)
{ {
/* /*
* Page index cannot be this large so this must be * Page index cannot be this large so this must be