From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Fri, 08 Apr 2005 17:21:30 +0100 (BST) Received: from extgw-uk.mips.com ([IPv6:::ffff:62.254.210.129]:56351 "EHLO bacchus.net.dhis.org") by linux-mips.org with ESMTP id ; Fri, 8 Apr 2005 17:21:14 +0100 Received: from dea.linux-mips.net (localhost.localdomain [127.0.0.1]) by bacchus.net.dhis.org (8.13.1/8.13.1) with ESMTP id j38GL8x0000401 for ; Fri, 8 Apr 2005 17:21:08 +0100 Received: (from ralf@localhost) by dea.linux-mips.net (8.13.1/8.13.1/Submit) id j38GL8UM000400 for linux-mips@linux-mips.org; Fri, 8 Apr 2005 17:21:08 +0100 Resent-Message-Id: <200504081621.j38GL8UM000400@dea.linux-mips.net> Received: from dea.linux-mips.net (localhost.localdomain [127.0.0.1]) by mail.linux-mips.org (8.13.1/8.13.1) with ESMTP id j38GDwwi032529; Fri, 8 Apr 2005 17:13:58 +0100 Received: (from ralf@localhost) by dea.linux-mips.net (8.13.1/8.13.1/Submit) id j38GDw0R032528; Fri, 8 Apr 2005 17:13:58 +0100 Date: Fri, 8 Apr 2005 17:13:57 +0100 From: Ralf Baechle To: Greg Weeks Cc: linux-mips@linux-mips.org Subject: Re: another 4kc machine check. Message-ID: <20050408161357.GB19166@linux-mips.org> References: <42553E49.7080004@timesys.com> <4256991C.4020601@timesys.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4256991C.4020601@timesys.com> User-Agent: Mutt/1.4.1i Resent-From: ralf@linux-mips.org Resent-Date: Fri, 8 Apr 2005 17:21:08 +0100 Resent-To: linux-mips@linux-mips.org Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 7653 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: ralf@linux-mips.org Precedence: bulk X-list: linux-mips On Fri, Apr 08, 2005 at 10:45:48AM -0400, Greg Weeks wrote: > >This is the malta branch with the tlb patch from Ralf applied. The LTP > >test: Credits for this patch go to Maciej who actually went through the pain of debugging this problem that did show it's ugly head long, long after the affected revision has been obsoleted by newer revisions. > >-bash-2.05b# shmem_test_06 > > This test does some mucking with shmat at fixed addresses that might not > be correct for mips. I still wouldn't expect to see a machine check when > it goes to free the shared memory areas. I'm going to try it on a 24K > malta as soon as I get yamon on it and can get it booted. I've been able to reproduce it on on two 4Kc boards of different revisions so this seems to be something else. It does not hit 5Kc and 24K. Ralf