linux-kernel - Re: [STABLE] 6.12.23: vfio error (was: arch/x86/coco/tdx/tdx.c build error)

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Message-ID: <ad526922-53a0-c9f9-df5b-ce73c9fcb87@absolutedigital.net>
Date: Thu, 17 Apr 2025 15:00:20 -0400 (EDT)
From: Cal Peake <cp@...olutedigital.net>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
cc: Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Vishal Annapurve <vannapurve@...gle.com>,
        "Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
        Alex Williamson <alex.williamson@...hat.com>,
        Bjorn Helgaas <helgaas@...nel.org>
Subject: Re: [STABLE] 6.12.23: vfio error (was: arch/x86/coco/tdx/tdx.c build
 error)

On Thu, 17 Apr 2025, Greg Kroah-Hartman wrote:

> On Mon, Apr 14, 2025 at 07:55:06PM -0400, Cal Peake wrote:
> > On Sun, 13 Apr 2025, Cal Peake wrote:
> > 
> > > After booting the new kernel, I get errors trying to do vfio passthrough:
> > > 
> > > qemu-8.2-system-x86_64: vfio: Cannot reset device 0000:14:00.3, no available reset mechanism.
> > > qemu-8.2-system-x86_64: vfio: Cannot reset device 0000:14:00.2, no available reset mechanism.
> > > qemu-8.2-system-x86_64: vfio: Cannot reset device 0000:14:00.1, no available reset mechanism.
> > > qemu-8.2-system-x86_64: vfio: Cannot reset device 0000:14:00.0, no available reset mechanism.
> > 
> > This was resolved by Alex Williamson, with his patch:
> > 
> > https://lore.kernel.org/lkml/20250414211828.3530741-1-alex.williamson@redhat.com/
> 
> Is this in Linus's tree yet?

Adding Bjorn Helgaas and quoting from their message[1]:

 > Applied with Kevin's reviewed-by to pci/for-linus for v6.15, thanks,
 > and sorry for the breakage.

-- 
Cal Peake

[1] https://lore.kernel.org/lkml/20250415203929.GA34692@bhelgaas/