From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Wed, 10 Aug 2005 18:56:16 +0100 (BST) Received: from mail.timesys.com ([IPv6:::ffff:65.117.135.102]:2937 "EHLO exchange.timesys.com") by linux-mips.org with ESMTP id ; Wed, 10 Aug 2005 18:55:59 +0100 Received: from [192.168.2.27] ([192.168.2.27]) by exchange.timesys.com with Microsoft SMTPSVC(5.0.2195.6713); Wed, 10 Aug 2005 13:49:54 -0400 Message-ID: <42FA40A2.6010400@timesys.com> Date: Wed, 10 Aug 2005 14:00:02 -0400 From: Greg Weeks User-Agent: Mozilla Thunderbird 1.0.6 (X11/20050716) X-Accept-Language: en-us, en MIME-Version: 1.0 CC: linux-mips@linux-mips.org Subject: Re: 24K malta References: <42FA03D4.5060400@timesys.com> In-Reply-To: <42FA03D4.5060400@timesys.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 10 Aug 2005 17:49:54.0515 (UTC) FILETIME=[EA56E230:01C59DD3] To: unlisted-recipients:; (no To-header on input) 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: 8727 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: greg.weeks@timesys.com Precedence: bulk X-list: linux-mips Greg Weeks wrote: > I'm seeing something strange on a 24K malta and I'm wondering if > anyone else has ran into something like it. > > This is a 2.6.12 based kernel. I've not had a chance to try the > current CVS yet. The last time I checked the current CVS didn't boot > as is on a 4Kc malta so I've not been keeping current with CVS. > > When I try a simple > > strace ls > > I either hang or seg fault on a 24Kc or 24Kec processor, but a 4Kc or > 4Kec works. If I turn off the cache on the 24K it works as well. > Without cache it's unbearably slow of course. This is the same exact > build of the kernel and root file system for all boards. The memcpy prefetch bug is still there for malta, so I had to build another kernel. This is with a CVS sync from this morning. The first strace ls works now, but the second time I do it it hangs. Kill -9 frees it up and the board isn't hanging. Greg Weeks From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <42FA40A2.6010400@timesys.com> Date: Wed, 10 Aug 2005 14:00:02 -0400 From: Greg Weeks MIME-Version: 1.0 Subject: Re: 24K malta References: <42FA03D4.5060400@timesys.com> In-Reply-To: <42FA03D4.5060400@timesys.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-Path: Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org Cc: linux-mips@linux-mips.org Message-ID: <20050810180002.7_xcTuURiFvxDvCdklMTNRjT1fETcA_JqP-oKqUV2PY@z> Greg Weeks wrote: > I'm seeing something strange on a 24K malta and I'm wondering if > anyone else has ran into something like it. > > This is a 2.6.12 based kernel. I've not had a chance to try the > current CVS yet. The last time I checked the current CVS didn't boot > as is on a 4Kc malta so I've not been keeping current with CVS. > > When I try a simple > > strace ls > > I either hang or seg fault on a 24Kc or 24Kec processor, but a 4Kc or > 4Kec works. If I turn off the cache on the 24K it works as well. > Without cache it's unbearably slow of course. This is the same exact > build of the kernel and root file system for all boards. The memcpy prefetch bug is still there for malta, so I had to build another kernel. This is with a CVS sync from this morning. The first strace ls works now, but the second time I do it it hangs. Kill -9 frees it up and the board isn't hanging. Greg Weeks