From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934422AbZHEOlP (ORCPT ); Wed, 5 Aug 2009 10:41:15 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S933724AbZHEOlO (ORCPT ); Wed, 5 Aug 2009 10:41:14 -0400 Received: from one.firstfloor.org ([213.235.205.2]:44177 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933694AbZHEOlN (ORCPT ); Wed, 5 Aug 2009 10:41:13 -0400 Date: Wed, 5 Aug 2009 16:41:12 +0200 From: Andi Kleen To: Nick Piggin Cc: Andi Kleen , akpm@linux-foundation.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, fengguang.wu@intel.com, hidehiro.kawai.ez@hitachi.com, linux-arch@vger.kernel.org Subject: Re: [PATCH] [11/19] HWPOISON: Refactor truncate to allow direct truncating of page v2 Message-ID: <20090805144112.GM11385@basil.fritz.box> References: <200908051136.682859934@firstfloor.org> <20090805093638.D3754B15D8@basil.firstfloor.org> <20090805102008.GB17190@wotan.suse.de> <20090805134607.GH11385@basil.fritz.box> <20090805140145.GB28563@wotan.suse.de> <20090805141001.GJ11385@basil.fritz.box> <20090805141642.GB23992@wotan.suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20090805141642.GB23992@wotan.suse.de> User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > One question I had for the others (Andrew? other mm guys?) what is the > feelings of merging this feature? Leaving aside exact implementation > and just considering the high level design and cost/benefit. Last time > there were some people objecting, so I wonder the situation now? So > does anybody need more convincing? :) The main objection last time was that it was a bit too late in the release schedule. I can't remember anyone really questioning the basic feature itself. > Also I will just cc linux-arch. It would be interesting to know whether > powerpc, ia64, or s390 or others would be interested to use this feature? ia64 is interested (but no code so far) I talked to DaveM and he seems to be interested for sparc too. I would expect other server architectures to eventually use it as they get around to writing the necessary architecture specific glue. -Andi -- ak@linux.intel.com -- Speaking for myself only.