Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750702AbWH3IvT (ORCPT ); Wed, 30 Aug 2006 04:51:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750711AbWH3IvT (ORCPT ); Wed, 30 Aug 2006 04:51:19 -0400 Received: from ogre.sisk.pl ([217.79.144.158]:38847 "EHLO ogre.sisk.pl") by vger.kernel.org with ESMTP id S1750702AbWH3IvT (ORCPT ); Wed, 30 Aug 2006 04:51:19 -0400 From: "Rafael J. Wysocki" To: Nigel Cunningham Subject: Re: megaraid_sas suspend ok, resume oops Date: Wed, 30 Aug 2006 10:54:56 +0200 User-Agent: KMail/1.9.3 Cc: Jeff Chua , Jens Axboe , Sreenivas.Bagalkote@lsil.com, Sumant.Patro@lsil.com, jeff@garzik.org, lkml References: <1156895131.3232.25.camel@nigel.suspend2.net> In-Reply-To: <1156895131.3232.25.camel@nigel.suspend2.net> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200608301054.56375.rjw@sisk.pl> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2313 Lines: 64 Hi, On Wednesday 30 August 2006 01:45, Nigel Cunningham wrote: > On Tue, 2006-08-29 at 20:22 +0800, Jeff Chua wrote: > > On 8/29/06, Jens Axboe wrote: > > > On Tue, Aug 29 2006, Jeff Chua wrote: > > > > Anyone working on suspend/resume for the Megaraid SAS RAID card? > > > > > > > > This is on a DELL 2950. > > > > > > > > Suspend/resume (to disk) has been running great on my IBM x60s, but > > > > when I tried the same kernel (2.6.18-rc4) on the DELL 2950, it > > > > suspended ok, but when resuming, the megaraid driver crashed. > > > > > > And what exactly is your intention with this email? It can't be getting > > > the bug fixed, since there's exactly 0% information to help people doing > > > so :-) > > > > > > IOW, provide the oops from the resume crash at least. > > > > The intend is to see if there's already someone working on, and if so, > > then it'll not be good to post oops that has already been taken care > > of. I'm trying not to send unnecessary info. > > > > I'll try to get oops in the next few days when I get a chance. > > Currently traveling. > > > > > > Another point ... on IBM x60s notebook, setting ... > > > > High Memory Support (64GB) > > CONFIG_HIGHMEM64G=y > > CONFIG_RESOURCES_64BIT=y > > CONFIG_X86_PAE=y > > > > will cause resume to "REBOOT" sometimes (may be 6 out of 10). > > > > I was trying to compile a kernel that would run both on the DELL with > > 16GB RAM, and on my IBM notebook with 2GB RAM. > > > > But without 64 bit support, my notebook will suspend/resume many times > > without failing (with the 5 ahci patches from Pavel Machek).... > > Neither swsusp (as far as I know) or suspend2 support CONFIG_HIGHMEM64G > at the moment, I'm afraid. > > It's not impossible, we just haven't seen it as a priority worth putting > time into. It looks like the Fedora default config has HIGHMEM64G set, so I'll be looking at it shortly. Greetings, Rafael -- You never change things by fighting the existing reality. R. Buckminster Fuller - 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/