linux-kernel - Re: [EXTERNAL] PROBLEM: commit f36a74b9345a leads to not booting system with AMD 2990WX

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Message-ID: <b03b07db-2952-6e33-e9b7-93d674d024fc@gmx.at>
Date:   Tue, 5 Jan 2021 03:24:37 +0100
From:   Johnathan Smithinovic <johnathan.smithinovic@....at>
To:     David Woodhouse <dwmw2@...radead.org>, tglx@...utronix.de,
        mingo@...hat.com, bp@...en8.de
Cc:     x86@...nel.org, linux-kernel@...r.kernel.org,
        iommu <iommu@...ts.linux-foundation.org>
Subject: Re: [EXTERNAL] PROBLEM: commit f36a74b9345a leads to not booting
 system with AMD 2990WX

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