From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754979AbcDKXNX (ORCPT ); Mon, 11 Apr 2016 19:13:23 -0400 Received: from www9186uo.sakura.ne.jp ([153.121.56.200]:34767 "EHLO www9186uo.sakura.ne.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753837AbcDKXNW (ORCPT ); Mon, 11 Apr 2016 19:13:22 -0400 Date: Tue, 12 Apr 2016 08:13:19 +0900 From: Naoya Horiguchi To: Chen Yucong Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Naoya Horiguchi Subject: Re: [PATCH] memory failure: replace 'MCE' with 'Memory failure' Message-ID: <20160411231316.GA13627@www9186uo.sakura.ne.jp> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-2022-jp Content-Disposition: inline In-Reply-To: <1460122875-4635-1-git-send-email-slaoub@gmail.com> User-Agent: Mutt/1.5.20 (2009-12-10) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Apr 08, 2016 at 09:41:15PM +0800, Chen Yucong wrote: > HWPoison was specific to some particular x86 platforms. > And it is often seen as high level machine check handler. > And therefore, 'MCE' is used for the format prefix of > printk(). However, 'PowerNV' has also used HWPoison for > handling memory errors[1], so 'MCE' is no longer suitable > to memory_failure.c. > > Additionally, 'MCE' and 'Memory failure' have different > context. The former belongs to exception context and the > latter belongs to process context. Furthermore, HWPoison > can also be used for off-lining those sub-health pages > that do not trigger any machine check exception. > > This patch aims to replace 'MCE' with a more appropriate prefix. > > [1] commit 75eb3d9b60c2 ("powerpc/powernv: Get FSP memory errors > and plumb into memory poison infrastructure.") > > Signed-off-by: Chen Yucong Fair enough, thank you. Acked-by: Naoya Horiguchi From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f173.google.com (mail-pf0-f173.google.com [209.85.192.173]) by kanga.kvack.org (Postfix) with ESMTP id BE6696B0005 for ; Mon, 11 Apr 2016 19:13:21 -0400 (EDT) Received: by mail-pf0-f173.google.com with SMTP id e128so860328pfe.3 for ; Mon, 11 Apr 2016 16:13:21 -0700 (PDT) Received: from www9186uo.sakura.ne.jp (153.121.56.200.v6.sakura.ne.jp. [2001:e42:102:1109:153:121:56:200]) by mx.google.com with ESMTP id r18si6028372pfi.140.2016.04.11.16.13.20 for ; Mon, 11 Apr 2016 16:13:20 -0700 (PDT) Date: Tue, 12 Apr 2016 08:13:19 +0900 From: Naoya Horiguchi Subject: Re: [PATCH] memory failure: replace 'MCE' with 'Memory failure' Message-ID: <20160411231316.GA13627@www9186uo.sakura.ne.jp> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-2022-jp Content-Disposition: inline In-Reply-To: <1460122875-4635-1-git-send-email-slaoub@gmail.com> Sender: owner-linux-mm@kvack.org List-ID: To: Chen Yucong Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Naoya Horiguchi On Fri, Apr 08, 2016 at 09:41:15PM +0800, Chen Yucong wrote: > HWPoison was specific to some particular x86 platforms. > And it is often seen as high level machine check handler. > And therefore, 'MCE' is used for the format prefix of > printk(). However, 'PowerNV' has also used HWPoison for > handling memory errors[1], so 'MCE' is no longer suitable > to memory_failure.c. > > Additionally, 'MCE' and 'Memory failure' have different > context. The former belongs to exception context and the > latter belongs to process context. Furthermore, HWPoison > can also be used for off-lining those sub-health pages > that do not trigger any machine check exception. > > This patch aims to replace 'MCE' with a more appropriate prefix. > > [1] commit 75eb3d9b60c2 ("powerpc/powernv: Get FSP memory errors > and plumb into memory poison infrastructure.") > > Signed-off-by: Chen Yucong Fair enough, thank you. Acked-by: Naoya Horiguchi -- 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/ . Don't email: email@kvack.org