linux-kernel - Re: Linux 5.15-rc1

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Message-ID: <CAHk-=wiUTGWz9GL8Y126rkvTK-aGHoe8a3R3t70boJDUAH_n4g@mail.gmail.com>
Date:   Mon, 13 Sep 2021 13:15:36 -0700
From:   Linus Torvalds <torvalds@...ux-foundation.org>
To:     Heiner Kallweit <hkallweit1@...il.com>
Cc:     Dave Jones <davej@...emonkey.org.uk>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Bjorn Helgaas <bhelgaas@...gle.com>,
        "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>
Subject: Re: Linux 5.15-rc1

On Mon, Sep 13, 2021 at 1:11 PM Heiner Kallweit <hkallweit1@...il.com> wrote:
>
> No. The timeout is not the issue, otherwise you would see the message
> "VPD access failed.."  over and over again.

Ahh, I did check that that error did exist, but you're right, it's not
there all the time.

> The issue here seems to be
> that this call in PCI config space access to adress
> vpd->cap + PCI_VPD_ADDR stalls.

Ok. Regardless, we shouldn't do this since the boot code shouldn't
need any of the VPD information.

        Linus