linux-kernel - Re: [PATCH v4 2/2] vfio/cdx: update driver to build without CONFIG_GENERIC_MSI

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Message-ID: <20250826102416.68ed8fc6.alex.williamson@redhat.com>
Date: Tue, 26 Aug 2025 10:24:16 -0600
From: Alex Williamson <alex.williamson@...hat.com>
To: Nipun Gupta <nipun.gupta@....com>
Cc: <arnd@...db.de>, <gregkh@...uxfoundation.org>, <nikhil.agarwal@....com>,
 <kvm@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
 <llvm@...ts.linux.dev>, <oe-kbuild-all@...ts.linux.dev>,
 <robin.murphy@....com>, <krzk@...nel.org>, <tglx@...utronix.de>,
 <maz@...nel.org>, <linux@...ssschuh.net>, <chenqiuji666@...il.com>,
 <peterz@...radead.org>, <robh@...nel.org>, <abhijit.gangurde@....com>,
 <nathan@...nel.org>, kernel test robot <lkp@...el.com>
Subject: Re: [PATCH v4 2/2] vfio/cdx: update driver to build without
 CONFIG_GENERIC_MSI_IRQ

On Tue, 26 Aug 2025 10:08:52 +0530
Nipun Gupta <nipun.gupta@....com> wrote:

> Define dummy MSI related APIs in VFIO CDX driver to build the
> driver without enabling CONFIG_GENERIC_MSI_IRQ flag.
> 
> Reported-by: kernel test robot <lkp@...el.com>
> Closes: https://lore.kernel.org/oe-kbuild-all/202508070308.opy5dIFX-lkp@intel.com/
> Reviewed-by: Nikhil Agarwal <nikhil.agarwal@....com>
> Reviewed-by: Alex Williamson <alex.williamson@...hat.com>
> Signed-off-by: Nipun Gupta <nipun.gupta@....com>
> ---
> 
> Changes v1->v2:
> - fix linking intr.c file in Makefile
> Changes v2->v3:
> - return error from vfio_cdx_set_irqs_ioctl() when CONFIG_GENERIC_MSI_IRQ
>   is disabled
> Changes v3->v4:
> - changed the return value to -EINVAL from -ENODEV

What are your intentions for merging this series, char-misc or vfio?
Thanks,

Alex