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

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID:
 <CH3PR12MB91935A30AE6BFFA18A5D4B32E838A@CH3PR12MB9193.namprd12.prod.outlook.com>
Date: Wed, 27 Aug 2025 11:04:12 +0000
From: "Gupta, Nipun" <Nipun.Gupta@....com>
To: Alex Williamson <alex.williamson@...hat.com>
CC: "arnd@...db.de" <arnd@...db.de>, "gregkh@...uxfoundation.org"
	<gregkh@...uxfoundation.org>, "Agarwal, Nikhil" <nikhil.agarwal@....com>,
	"kvm@...r.kernel.org" <kvm@...r.kernel.org>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>, "llvm@...ts.linux.dev"
	<llvm@...ts.linux.dev>, "oe-kbuild-all@...ts.linux.dev"
	<oe-kbuild-all@...ts.linux.dev>, "robin.murphy@....com"
	<robin.murphy@....com>, "krzk@...nel.org" <krzk@...nel.org>,
	"tglx@...utronix.de" <tglx@...utronix.de>, "maz@...nel.org" <maz@...nel.org>,
	"linux@...ssschuh.net" <linux@...ssschuh.net>, "chenqiuji666@...il.com"
	<chenqiuji666@...il.com>, "peterz@...radead.org" <peterz@...radead.org>,
	"robh@...nel.org" <robh@...nel.org>, "Gangurde, Abhijit"
	<abhijit.gangurde@....com>, "nathan@...nel.org" <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

[AMD Official Use Only - AMD Internal Distribution Only]

> -----Original Message-----
> From: Alex Williamson <alex.williamson@...hat.com>
> Sent: Tuesday, August 26, 2025 9:54 PM
> To: Gupta, Nipun <Nipun.Gupta@....com>
> Cc: arnd@...db.de; gregkh@...uxfoundation.org; Agarwal, Nikhil
> <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; Gangurde,
> Abhijit <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@...el.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?

Yes please, this can be taken via vfio.

Thanks,
Nipun