From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933637Ab3FRXxi (ORCPT ); Tue, 18 Jun 2013 19:53:38 -0400 Received: from e28smtp08.in.ibm.com ([122.248.162.8]:52274 "EHLO e28smtp08.in.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932479Ab3FRXxA (ORCPT ); Tue, 18 Jun 2013 19:53:00 -0400 From: Wanpeng Li To: Andrew Morton Cc: Michal Hocko , David Rientjes , "Kirill A. Shutemov" , Fengguang Wu , Rik van Riel , Andrew Shewmaker , Jiri Kosina , Namjae Jeon , Jan Kara , Tejun Heo , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Wanpeng Li Subject: [PATCH v4 4/6] mm/page_alloc: fix doc for numa_zonelist_order Date: Wed, 19 Jun 2013 07:52:41 +0800 Message-Id: <1371599563-6424-4-git-send-email-liwanp@linux.vnet.ibm.com> X-Mailer: git-send-email 1.7.5.4 In-Reply-To: <1371599563-6424-1-git-send-email-liwanp@linux.vnet.ibm.com> References: <1371599563-6424-1-git-send-email-liwanp@linux.vnet.ibm.com> X-TM-AS-MML: No X-Content-Scanned: Fidelis XPS MAILER x-cbid: 13061823-2000-0000-0000-00000C8C46DB Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Changelog: v2 - > v3: * add Michal's Reviewed-by The default zonelist order selecter will select "node" order if any node's DMA zone comprises greater than 70% of its local memory instead of 60%, according to default_zonelist_order::low_kmem_size > total * 70/100. Reviewed-by: Michal Hocko Signed-off-by: Wanpeng Li --- Documentation/sysctl/vm.txt | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/Documentation/sysctl/vm.txt b/Documentation/sysctl/vm.txt index a5717c3..15d341a 100644 --- a/Documentation/sysctl/vm.txt +++ b/Documentation/sysctl/vm.txt @@ -531,7 +531,7 @@ Specify "[Dd]efault" to request automatic configuration. Autoconfiguration will select "node" order in following case. (1) if the DMA zone does not exist or (2) if the DMA zone comprises greater than 50% of the available memory or -(3) if any node's DMA zone comprises greater than 60% of its local memory and +(3) if any node's DMA zone comprises greater than 70% of its local memory and the amount of local memory is big enough. Otherwise, "zone" order will be selected. Default order is recommended unless -- 1.7.5.4