linux-kernel - Re: [REGRESSION][BISECTED] 5.15-rc1: Broken AHCI on NVIDIA ION (MCP79)

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Message-ID: <87fst6pjcu.wl-maz@kernel.org>
Date:   Tue, 12 Oct 2021 12:34:25 +0100
From:   Marc Zyngier <maz@...nel.org>
To:     Josef Johansson <josef@...rland.se>
Cc:     tglx@...utronix.de, linux-pci@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Rui Salvaterra <rsalvaterra@...il.com>
Subject: Re: [REGRESSION][BISECTED] 5.15-rc1: Broken AHCI on NVIDIA ION (MCP79)

On Mon, 11 Oct 2021 19:47:21 +0100,
Josef Johansson <josef@...rland.se> wrote:
>
> I've got a late regression to this commit as well, but in the GPU area.
> The problem arises when booting it as XEN dom0.

What is the behaviour without Xen? We have some special treatment for
Xen PV which may or may not have an influence on the behaviour...

	M.

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