From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail190.messagelabs.com (mail190.messagelabs.com [216.82.249.51]) by kanga.kvack.org (Postfix) with ESMTP id 563F18D0001 for ; Sat, 27 Nov 2010 21:04:08 -0500 (EST) Received: from hpaq12.eem.corp.google.com (hpaq12.eem.corp.google.com [172.25.149.12]) by smtp-out.google.com with ESMTP id oAS246LA004157 for ; Sat, 27 Nov 2010 18:04:06 -0800 Received: from pxi17 (pxi17.prod.google.com [10.243.27.17]) by hpaq12.eem.corp.google.com with ESMTP id oAS243QJ008100 for ; Sat, 27 Nov 2010 18:04:04 -0800 Received: by pxi17 with SMTP id 17so617929pxi.34 for ; Sat, 27 Nov 2010 18:04:03 -0800 (PST) Date: Sat, 27 Nov 2010 18:03:58 -0800 (PST) From: David Rientjes Subject: Re: [patch 1/2] x86: add numa=possible command line option In-Reply-To: <20101122022411.GC9081@shaohui> Message-ID: References: <20101122022411.GC9081@shaohui> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org To: Shaohui Zheng Cc: akpm@linux-foundation.org, gregkh@suse.de, mingo@redhat.com, hpa@zytor.com, tglx@linutronix.de, lethal@linux-sh.org, ak@linux.intel.com, yinghai@kernel.org, randy.dunlap@oracle.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, x86@kernel.org, haicheng.li@intel.com, haicheng.li@linux.intel.com List-ID: On Mon, 22 Nov 2010, Shaohui Zheng wrote: > It is the improved solution from thread http://lkml.org/lkml/2010/11/18/3, > our draft patch set all the nodes as possbile node, it wastes a lot of memory, > the command line numa=possible= seems to be an acceptable, and it is a optimization > for our patch. > node_possible_map is a generic nodemask used throughout the kernel, but its handling is highly dependent on the arch. This patch enables the support for x86, I'd encourage anyone else interested in other archs to look into adding the support for it as well (perhaps you can do it for powerpc?). > I like your active work attitude for the patch reviewing, it is real helpful to > improve the patch quality. > Thanks, I'm happy to be involved! -- 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/ . Fight unfair telecom policy in Canada: sign http://dissolvethecrtc.ca/ Don't email: email@kvack.org