Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757537AbYCCHOz (ORCPT ); Mon, 3 Mar 2008 02:14:55 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752830AbYCCHOq (ORCPT ); Mon, 3 Mar 2008 02:14:46 -0500 Received: from fgwmail7.fujitsu.co.jp ([192.51.44.37]:51472 "EHLO fgwmail7.fujitsu.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752495AbYCCHOp (ORCPT ); Mon, 3 Mar 2008 02:14:45 -0500 Date: Mon, 03 Mar 2008 16:14:21 +0900 From: KOSAKI Motohiro To: Nick Piggin Subject: Re: [PATCH 2.6.24] mm: BadRAM support for broken memory Cc: kosaki.motohiro@jp.fujitsu.com, "KOSAKI Motohiro" , "Rick van Rein" , linux-mm@kvack.org, linux-kernel@vger.kernel.org In-Reply-To: <200803031632.47888.nickpiggin@yahoo.com.au> References: <2f11576a0803020901n715fda8esbfc0172f5a15ae3c@mail.gmail.com> <200803031632.47888.nickpiggin@yahoo.com.au> Message-Id: <20080303161025.1E7E.KOSAKI.MOTOHIRO@jp.fujitsu.com> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Mailer: Becky! ver. 2.42 [ja] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 684 Lines: 23 > > some architecture use PG_reserved for treat bad memory. > > Why do you want introduce new page flag? > > for show_mem() improvement? > > I'd like to get rid of PG_reserved at some point. So I'd > rather not overload it with more meanings ;) really? as far as I know, IA64 already use PG_reserved for bad memory. please see arch/ia64/kernel/mcs_drv.c#mca_page_isolate. Doesn't it works on ia64 if your patch introduce? - kosaki -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/