From mboxrd@z Thu Jan 1 00:00:00 1970 From: David F Barrera Subject: Re: Daily Xen Build Date: Thu, 25 Aug 2005 10:39:50 -0500 Message-ID: <430DE646.5030204@us.ibm.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xensource.com Errors-To: xen-devel-bounces@lists.xensource.com To: Keir Fraser Cc: xen-devel@lists.xensource.com List-Id: xen-devel@lists.xenproject.org Keir Fraser wrote: >>On 24 Aug 2005, at 17:51, David F Barrera wrote: >> >> >> >>>> and the one that prevented you booting x86/64 domUs. >>>> >>>> >>>I can't verify this since I can't boot Dom0 on x86_64, bugzilla #187 >>>(new). >>> >>> >>Weird - I can't reporoduce this myself, even though my test box has a >>tg3 (and it looks like tg3 initialisation is what's causing the crash). >> >>I'll see if I can kick the kernel around some more tomorrow and get the >>behaviour you observe. >> >> > >Can you try adding some tracing to __ioremap() and is_local_lowmem() >in arch/xen/i386/mm/ioremap.c. > > Should this be in arch/xen/*x86_64*/mm/ioremap.c. ? >In __ioremap() there is a section in the middle that is conditional on >is_local_lowmem(phys_addr). Add a printk in there to see if we execute >that conditional code. > >If we do, it would be interesting to instrument >is_local_lowmem(). Add something like this: > printk(KERN_ALERT " *** %lx %lx %lx %x\n", > mfn, pfn, max_low_pfn, phys_to_machine_mapping[pfn]); > > -- Keir > >_______________________________________________ >Xen-devel mailing list >Xen-devel@lists.xensource.com >http://lists.xensource.com/xen-devel > > >