From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755873Ab1CAIaX (ORCPT ); Tue, 1 Mar 2011 03:30:23 -0500 Received: from mail-fx0-f46.google.com ([209.85.161.46]:34017 "EHLO mail-fx0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755696Ab1CAIaW (ORCPT ); Tue, 1 Mar 2011 03:30:22 -0500 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:in-reply-to:user-agent; b=YdTTmDLFuFnbMMzYMC+9ZcUur9QUN8wxsDFBB1bf4Ptm8+k7YoyhYLCdMGKQTvUziC bIiD3NqKgQtOMIjlGmc9+KOINg9nToftFa/DtRoScfVD2WQkvIQIz4cFomfetGybOqRm P139R9hEoPULgpDUhYuaVIUdNI+8jPbaKH/sc= Date: Tue, 1 Mar 2011 09:30:17 +0100 From: Tejun Heo To: Ingo Molnar , "H. Peter Anvin" , Thomas Gleixner , Yinghai Lu Cc: linux-kernel@vger.kernel.org Subject: Re: [RFC] Reverting NUMA-affine page table allocation Message-ID: <20110301083017.GD26074@htj.dyndns.org> References: <20110226143730.GA26864@htj.dyndns.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20110226143730.GA26864@htj.dyndns.org> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Feb 26, 2011 at 03:37:30PM +0100, Tejun Heo wrote: > I'd like to revert NUMA-affine page table allocation for now and come > back to it in the next devel cycle. Thanks to the memblock top-down > change, the RED-PEN condition (page table ending up in DMA memory) > doesn't exist with or without NUMA affine allocation and the only > downside of reverting would be page tables allocated in foreign nodes > on machines which don't support 1GiB mapping. > > What do you think? If there's no objection, I'll revert it later today and ask Ingo to pull it. Thanks. -- tejun