linux-kernel - Re: [PATCH 0/2] vfio: Deprecate fsl-mc, platform, and amba

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Message-ID: <4c9a8296-d17e-48d8-8f57-580f0a2946df@redhat.com>
Date: Fri, 15 Aug 2025 16:47:38 +0200
From: Cédric Le Goater <clg@...hat.com>
To: Alex Williamson <alex.williamson@...hat.com>, kvm@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, eric.auger@...hat.com
Subject: Re: [PATCH 0/2] vfio: Deprecate fsl-mc, platform, and amba

On 8/6/25 19:03, Alex Williamson wrote:
> The vfio-fsl-mc driver has been orphaned since April 2024 after the
> maintainer became unresponsive.  More than a year later, the driver
> has only received community maintenance.  Let's take the next step
> towards removal by marking it obsolete/deprecated.
> 
> The vfio-platform and vfio-amba drivers have an active maintainer,
> but even the maintainer has no ability to test these drivers anymore.
> The hardware itself has become obsolete and despite Eric's efforts to
> add support for new devices and presenting on the complexities of
> trying to manage and support shared resources at KVM Forum 2024, the
> state of the driver and ability to test it upstream has not advanced.
> The experiment has been useful, but seems to be reaching a conclusion.
> QEMU intends to remove vfio-platform support in the 10.2 release.
> Mark these drivers as obsolete/deprecated in the kernel as well.
> 
> Thanks,
> Alex
> 
> Alex Williamson (2):
>    vfio/fsl-mc: Mark for removal
>    vfio/platform: Mark for removal
> 
>   MAINTAINERS                           |  4 ++--
>   drivers/vfio/fsl-mc/Kconfig           |  5 ++++-
>   drivers/vfio/fsl-mc/vfio_fsl_mc.c     |  2 ++
>   drivers/vfio/platform/Kconfig         | 10 ++++++++--
>   drivers/vfio/platform/reset/Kconfig   |  6 +++---
>   drivers/vfio/platform/vfio_amba.c     |  2 ++
>   drivers/vfio/platform/vfio_platform.c |  2 ++
>   7 files changed, 23 insertions(+), 8 deletions(-)
> 


Reviewed-by: Cédric Le Goater <clg@...hat.com>

Thanks,

C.