Use nth_page() helper instead of page_to_pfn() and pfn_to_page() to simplify the code.
Signed-off-by: Geliang Tang <[email protected]> --- mm/page_alloc.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index f749b7f..3354f56 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -2511,9 +2511,8 @@ void mark_free_pages(struct zone *zone) &zone->free_area[order].free_list[t], lru) { unsigned long i; - pfn = page_to_pfn(page); for (i = 0; i < (1UL << order); i++) - swsusp_set_page_free(pfn_to_page(pfn + i)); + swsusp_set_page_free(nth_page(page, i)); } } spin_unlock_irqrestore(&zone->lock, flags); -- 2.9.3
