Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754849Ab2HWIkW (ORCPT ); Thu, 23 Aug 2012 04:40:22 -0400 Received: from mail-lpp01m010-f46.google.com ([209.85.215.46]:47964 "EHLO mail-lpp01m010-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752801Ab2HWIkP (ORCPT ); Thu, 23 Aug 2012 04:40:15 -0400 MIME-Version: 1.0 Date: Thu, 23 Aug 2012 16:40:13 +0800 Message-ID: Subject: Fixup the page of buddy_higher address's calculation From: Li Haifeng To: Andrew Morton , Michal Hocko , Mel Gorman , Minchan Kim , Johannes Weiner , linux-mm@kvack.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1319 Lines: 30 >From d7cd78f9d71a5c9ddeed02724558096f0bb4508a Mon Sep 17 00:00:00 2001 From: Haifeng Li Date: Thu, 23 Aug 2012 16:27:19 +0800 Subject: [PATCH] Fixup the page of buddy_higher address's calculation Signed-off-by: Haifeng Li --- mm/page_alloc.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index ddbc17d..5588f68 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -579,7 +579,7 @@ static inline void __free_one_page(struct page *page, combined_idx = buddy_idx & page_idx; higher_page = page + (combined_idx - page_idx); buddy_idx = __find_buddy_index(combined_idx, order + 1); - higher_buddy = page + (buddy_idx - combined_idx); + higher_buddy = page + (buddy_idx - page_idx); if (page_is_buddy(higher_page, higher_buddy, order + 1)) { list_add_tail(&page->lru, &zone->free_area[order].free_list[migratetype]); -- 1.7.5.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/