From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932627AbcHPCwN (ORCPT ); Mon, 15 Aug 2016 22:52:13 -0400 Received: from mail-pa0-f65.google.com ([209.85.220.65]:36607 "EHLO mail-pa0-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932541AbcHPCvf (ORCPT ); Mon, 15 Aug 2016 22:51:35 -0400 From: js1304@gmail.com X-Google-Original-From: iamjoonsoo.kim@lge.com To: Andrew Morton Cc: Vlastimil Babka , Minchan Kim , Michal Hocko , Sergey Senozhatsky , linux-kernel@vger.kernel.org, linux-mm@kvack.org, Joonsoo Kim Subject: [PATCH v2 4/6] mm/page_ext: rename offset to index Date: Tue, 16 Aug 2016 11:51:17 +0900 Message-Id: <1471315879-32294-5-git-send-email-iamjoonsoo.kim@lge.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1471315879-32294-1-git-send-email-iamjoonsoo.kim@lge.com> References: <1471315879-32294-1-git-send-email-iamjoonsoo.kim@lge.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Joonsoo Kim Here, 'offset' means entry index in page_ext array. Following patch will use 'offset' for field offset in each entry so rename current 'offset' to prevent confusion. Signed-off-by: Joonsoo Kim --- mm/page_ext.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/mm/page_ext.c b/mm/page_ext.c index 44a4c02..1629282 100644 --- a/mm/page_ext.c +++ b/mm/page_ext.c @@ -102,7 +102,7 @@ void __meminit pgdat_page_ext_init(struct pglist_data *pgdat) struct page_ext *lookup_page_ext(struct page *page) { unsigned long pfn = page_to_pfn(page); - unsigned long offset; + unsigned long index; struct page_ext *base; base = NODE_DATA(page_to_nid(page))->node_page_ext; @@ -119,9 +119,9 @@ struct page_ext *lookup_page_ext(struct page *page) if (unlikely(!base)) return NULL; #endif - offset = pfn - round_down(node_start_pfn(page_to_nid(page)), + index = pfn - round_down(node_start_pfn(page_to_nid(page)), MAX_ORDER_NR_PAGES); - return base + offset; + return base + index; } static int __init alloc_node_page_ext(int nid) -- 1.9.1