linux-kernel - Re: [PATCH] x86/reboot/quirks: Add Zotac ZBOX CI327 nano PCI reboot quirk

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Message-ID: <20201210190418.GG26529@zn.tnic>
Date:   Thu, 10 Dec 2020 20:04:18 +0100
From:   Borislav Petkov <bp@...en8.de>
To:     Heiner Kallweit <hkallweit1@...il.com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, x86@...nel.org,
        "H. Peter Anvin" <hpa@...or.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] x86/reboot/quirks: Add Zotac ZBOX CI327 nano PCI reboot
 quirk

On Tue, Dec 01, 2020 at 12:39:57PM +0100, Heiner Kallweit wrote:
> On this system the M.2 PCIe WiFi card isn't detected after reboot,
> only after cold boot. reboot=pci fixes this behavior.
> In [0] the same issue is described, although on another system and
> with another Intel WiFi card. In case it's relevant, both systems
> have Celeron CPU's.
> The dicussion in [0] involved the PCI maintainer, and proposal was
> to go with the PCI reboot quirk on affected systems until a more
> generic fix is available.
> 
> [0] https://bugzilla.kernel.org/show_bug.cgi?id=202399

But this quirk is for your system only - the one in the bugzilla entry
would need another one? Or?

Thx.

-- 
Regards/Gruss,
    Boris.

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