From: Johnathan Smithinovic <johnathan.smithinovic@gmx.at>
To: David Woodhouse <dwmw2@infradead.org>,
tglx@linutronix.de, mingo@redhat.com, bp@alien8.de
Cc: x86@kernel.org, linux-kernel@vger.kernel.org,
iommu <iommu@lists.linux-foundation.org>
Subject: Re: [EXTERNAL] PROBLEM: commit f36a74b9345a leads to not booting system with AMD 2990WX
Date: Tue, 5 Jan 2021 03:24:37 +0100 [thread overview]
Message-ID: <b03b07db-2952-6e33-e9b7-93d674d024fc@gmx.at> (raw)
In-Reply-To: <8cfbd243321d91bad760117cc49f1770a7bd819c.camel@infradead.org>
On 05/01/2021 01:19, David Woodhouse wrote:
> On Tue, 2021-01-05 at 00:05 +0100, Johnathan Smithinovic wrote:
>> commit f36a74b9345a leads to not booting system with AMD 2990WX
>>
>>
>
> No problem, that was enough to reproduce it in qemu just by simulating
> the same BIOS bug which causes it to *start* enabling, then abort, the
> IRQ remapping. Thanks for the report.
>
> Does this fix it?
>
Yes, the kernel now starts as usual, thanks a lot!
Kind regards
John
WARNING: multiple messages have this Message-ID (diff)
From: Johnathan Smithinovic <johnathan.smithinovic@gmx.at>
To: David Woodhouse <dwmw2@infradead.org>,
tglx@linutronix.de, mingo@redhat.com, bp@alien8.de
Cc: iommu <iommu@lists.linux-foundation.org>,
x86@kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [EXTERNAL] PROBLEM: commit f36a74b9345a leads to not booting system with AMD 2990WX
Date: Tue, 5 Jan 2021 03:24:37 +0100 [thread overview]
Message-ID: <b03b07db-2952-6e33-e9b7-93d674d024fc@gmx.at> (raw)
In-Reply-To: <8cfbd243321d91bad760117cc49f1770a7bd819c.camel@infradead.org>
On 05/01/2021 01:19, David Woodhouse wrote:
> On Tue, 2021-01-05 at 00:05 +0100, Johnathan Smithinovic wrote:
>> commit f36a74b9345a leads to not booting system with AMD 2990WX
>>
>>
>
> No problem, that was enough to reproduce it in qemu just by simulating
> the same BIOS bug which causes it to *start* enabling, then abort, the
> IRQ remapping. Thanks for the report.
>
> Does this fix it?
>
Yes, the kernel now starts as usual, thanks a lot!
Kind regards
John
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https://lists.linuxfoundation.org/mailman/listinfo/iommu
next prev parent reply other threads:[~2021-01-05 2:27 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-04 23:05 PROBLEM: commit f36a74b9345a leads to not booting system with AMD 2990WX Johnathan Smithinovic
2021-01-05 0:19 ` [EXTERNAL] " David Woodhouse
2021-01-05 0:19 ` David Woodhouse
2021-01-05 2:24 ` Johnathan Smithinovic [this message]
2021-01-05 2:24 ` Johnathan Smithinovic
2021-01-05 1:36 ` [PATCH] iommu/amd: Stop irq_remapping_select() matching when remapping is disabled David Woodhouse
2021-01-05 1:36 ` David Woodhouse
2021-01-05 22:07 ` Will Deacon
2021-01-05 22:07 ` Will Deacon
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