From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pg0-f72.google.com (mail-pg0-f72.google.com [74.125.83.72]) by kanga.kvack.org (Postfix) with ESMTP id 2A4986B0337 for ; Fri, 24 Mar 2017 10:11:22 -0400 (EDT) Received: by mail-pg0-f72.google.com with SMTP id 79so6177042pgf.2 for ; Fri, 24 Mar 2017 07:11:22 -0700 (PDT) Received: from mail-pg0-x241.google.com (mail-pg0-x241.google.com. [2607:f8b0:400e:c05::241]) by mx.google.com with ESMTPS id u29si3030844pgn.124.2017.03.24.07.11.21 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 24 Mar 2017 07:11:21 -0700 (PDT) Received: by mail-pg0-x241.google.com with SMTP id 79so724017pgf.0 for ; Fri, 24 Mar 2017 07:11:21 -0700 (PDT) From: Geliang Tang Subject: [PATCH] mm/page_alloc: use nth_page helper Date: Fri, 24 Mar 2017 22:10:50 +0800 Message-Id: In-Reply-To: References: Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton , Vlastimil Babka , Mel Gorman , Michal Hocko , Johannes Weiner , Joonsoo Kim Cc: Geliang Tang , linux-mm@kvack.org, linux-kernel@vger.kernel.org Use nth_page() helper instead of page_to_pfn() and pfn_to_page() to simplify the code. Signed-off-by: Geliang Tang --- 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 -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org