linux-kernel - Re: [PATCH v4 0/1] x86/PCI: Ignore E820 reservations for bridge windows on newer systems

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Message-ID: <8761ccf4-ee6a-348e-0d9f-531adc5dd73a@redhat.com>
Date:   Fri, 15 Oct 2021 09:53:18 +0200
From:   Hans de Goede <hdegoede@...hat.com>
To:     Bjorn Helgaas <helgaas@...nel.org>
Cc:     "Rafael J . Wysocki" <rjw@...ysocki.net>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Krzysztof Wilczyński <kw@...ux.com>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        Myron Stowe <myron.stowe@...hat.com>,
        Juha-Pekka Heikkila <juhapekka.heikkila@...il.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
        "H . Peter Anvin" <hpa@...or.com>, linux-acpi@...r.kernel.org,
        linux-pci@...r.kernel.org, x86@...nel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 0/1] x86/PCI: Ignore E820 reservations for bridge
 windows on newer systems

Hi,

On 10/14/21 11:11 PM, Bjorn Helgaas wrote:
> On Thu, Oct 14, 2021 at 05:39:07PM +0200, Hans de Goede wrote:
>> Hi All,
>>
>> Here is v4 of my patch to address the E820 reservations vs PCI host bridge
>> ranges issue which are causing touchpad and/or thunderbolt issues on many
>> different laptop models.
>>
>> I believe that this is ready for merging now.
>>
>> Bjorn, can you review/ack this please ?
>>
>> x86/tip folks it would be ideal if you can pick this up and send it out
>> as a fix to Linus for 5.15. This fixes a bug which has been plaguing a
>> lot of users (see all the bug links in the commit msg).
> 
> FWIW, I think there's a v5 coming.

Yes I posted a v5 yesterday evening (CEST).

Regards,

Hans