Use nth_page() helper instead of page_to_pfn() and pfn_to_page() to
simplify the code.
Signed-off-by: Geliang Tang <geliangtang@xxxxxxxxx>
---
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
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