From: Andrew Cooper <andrew.cooper3@citrix.com>
To: ehouby@yahoo.com, Jan Beulich <JBeulich@suse.com>
Cc: Ian Campbell <ian.campbell@citrix.com>,
suravee.suthikulpanit@amd.com, xen-devel@lists.xen.org
Subject: Re: [TestDay] Xen crash on boot
Date: Fri, 24 Jan 2014 01:44:03 +0000 [thread overview]
Message-ID: <52E1C563.7050406@citrix.com> (raw)
In-Reply-To: <1390524450.2281.12.camel@astar.houby.net>
On 24/01/2014 00:47, Eric Houby wrote:
> On Thu, 2014-01-23 at 11:16 +0000, Jan Beulich wrote:
>
>> But you didn't turn on interrupt remapping, or it got forcibly
>> disabled:
>>
>> [Firmware Bug]: AMD-Vi: No southbridge IOAPIC found
>> AMD-Vi: Disabling interrupt remapping
>
> Jan,
>
> If there is not a specific switch required to enable interrupt remapping
> while booting 3.12.7 on bare hardware, then it was forcibly disabled.
> Would boot logs from xen 4.1.3 be helpful? If so, they are attached.
>
>> If
>> the kernel responds to that mentioned firmware bug by forcing
>> interrupt remapping off, maybe we would have to do the same...
>>
>> Jan
>
>
> That would be better than xen failing to boot.
>
>
> Thanks,
>
> -Eric
You probably want "iommu=debug,verbose" rather than verbos
~Andrew
next prev parent reply other threads:[~2014-01-24 1:44 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-20 19:06 [TestDay] Xen crash on boot Eric Houby
2014-01-21 9:31 ` [TestDay] Xen crash on boot in get_rte_index without no-amd-iommu-perdev-intremap Ian Campbell
2014-01-21 15:17 ` Eric Houby
2014-01-22 9:11 ` Jan Beulich
2014-01-21 9:32 ` [TestDay] Xen crash on boot Jan Beulich
2014-01-21 9:45 ` Ian Campbell
2014-01-21 10:39 ` Eric Houby
2014-01-21 21:38 ` Konrad Rzeszutek Wilk
2014-01-22 8:30 ` Jan Beulich
2014-01-23 5:40 ` Eric Houby
2014-01-23 11:16 ` Jan Beulich
2014-01-24 0:47 ` Eric Houby
2014-01-24 1:44 ` Andrew Cooper [this message]
2014-01-24 4:50 ` Eric Houby
2014-01-24 9:27 ` Jan Beulich
2014-01-24 8:34 ` Jan Beulich
2014-01-24 13:24 ` Jan Beulich
2014-01-26 1:10 ` Eric Houby
2014-02-06 16:44 ` Eric Houby
2014-02-06 16:51 ` Jan Beulich
2014-01-26 0:46 ` Eric Houby
2014-01-24 9:01 ` Jan Beulich
2014-01-26 0:59 ` Eric Houby
2014-01-27 17:14 ` George Dunlap
2014-01-27 17:30 ` Processed: " xen
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