From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263529AbUDMOCo (ORCPT ); Tue, 13 Apr 2004 10:02:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263540AbUDMOCo (ORCPT ); Tue, 13 Apr 2004 10:02:44 -0400 Received: from pub236.cambridge.redhat.com ([213.86.99.236]:65021 "EHLO warthog.cambridge.redhat.com") by vger.kernel.org with ESMTP id S263529AbUDMOCn (ORCPT ); Tue, 13 Apr 2004 10:02:43 -0400 From: David Howells In-Reply-To: <20040408122936.49a008d5.akpm@osdl.org> References: <20040408122936.49a008d5.akpm@osdl.org> <5213.1081441917@redhat.com> To: Andrew Morton Cc: torvalds@osdl.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] order>0 page freeing bug User-Agent: EMH/1.14.1 SEMI/1.14.4 (Hosorogi) FLIM/1.14.5 (Demachiyanagi) APEL/10.6 Emacs/21.3 (i386-redhat-linux-gnu) MULE/5.0 (SAKAKI) MIME-Version: 1.0 (generated by SEMI 1.14.4 - "Hosorogi") Content-Type: text/plain; charset=US-ASCII Date: Tue, 13 Apr 2004 15:02:29 +0100 Message-ID: <11354.1081864949@redhat.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org > > (4) free_pages_check() complains that the second page is a bad_page > > because its count is not 0 at that point. > > That doesn't sound right - if this was the case, each and every order>0 > page freeing would be generating warnings, would it not? You'd've thought so, but I can't see why it should work on x86 either. I need to do some more investigation, I suppose, but it's going to have to be May before I can do that:-( David