From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933263Ab2LGK2d (ORCPT ); Fri, 7 Dec 2012 05:28:33 -0500 Received: from cantor2.suse.de ([195.135.220.15]:42325 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933055Ab2LGKZB (ORCPT ); Fri, 7 Dec 2012 05:25:01 -0500 From: Mel Gorman To: Peter Zijlstra , Andrea Arcangeli , Ingo Molnar Cc: Rik van Riel , Johannes Weiner , Hugh Dickins , Thomas Gleixner , Paul Turner , Hillf Danton , David Rientjes , Lee Schermerhorn , Alex Shi , Srikar Dronamraju , Aneesh Kumar , Linus Torvalds , Andrew Morton , Linux-MM , LKML , Mel Gorman Subject: [PATCH 37/49] mm: numa: split_huge_page: Transfer last_nid on tail page Date: Fri, 7 Dec 2012 10:23:40 +0000 Message-Id: <1354875832-9700-38-git-send-email-mgorman@suse.de> X-Mailer: git-send-email 1.7.9.2 In-Reply-To: <1354875832-9700-1-git-send-email-mgorman@suse.de> References: <1354875832-9700-1-git-send-email-mgorman@suse.de> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Hillf Danton Pass last_nid from head page to tail page. Signed-off-by: Hillf Danton Signed-off-by: Mel Gorman --- mm/huge_memory.c | 1 + 1 file changed, 1 insertion(+) diff --git a/mm/huge_memory.c b/mm/huge_memory.c index 66e73cc..4c6efa8 100644 --- a/mm/huge_memory.c +++ b/mm/huge_memory.c @@ -1361,6 +1361,7 @@ static void __split_huge_page_refcount(struct page *page) page_tail->mapping = page->mapping; page_tail->index = page->index + i; + page_xchg_last_nid(page_tail, page_last_nid(page)); BUG_ON(!PageAnon(page_tail)); BUG_ON(!PageUptodate(page_tail)); -- 1.7.9.2