linux-kernel - Re: [PATCH] i915: fix DRM_I915_GVT

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] [day] [month] [year] [list]

Message-ID: <ZxFBMBRh3X-znBYB@intel.com>
Date: Thu, 17 Oct 2024 12:54:08 -0400
From: Rodrigo Vivi <rodrigo.vivi@...el.com>
To: Arnd Bergmann <arnd@...db.de>
CC: Sean Christopherson <seanjc@...gle.com>, Arnd Bergmann <arnd@...nel.org>,
	Jani Nikula <jani.nikula@...ux.intel.com>, Joonas Lahtinen
	<joonas.lahtinen@...ux.intel.com>, Tvrtko Ursulin <tursulin@...ulin.net>,
	Dave Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, "Paolo
 Bonzini" <pbonzini@...hat.com>, Maxime Ripard <mripard@...nel.org>, "Geert
 Uytterhoeven" <geert+renesas@...der.be>, Imre Deak <imre.deak@...el.com>,
	<intel-gfx@...ts.freedesktop.org>, <dri-devel@...ts.freedesktop.org>,
	<linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] i915: fix DRM_I915_GVT_KVMGT dependencies

On Thu, Oct 17, 2024 at 05:11:37AM +0000, Arnd Bergmann wrote:
> On Thu, Oct 17, 2024, at 00:26, Sean Christopherson wrote:
> > On Tue, Oct 15, 2024, Arnd Bergmann wrote:
> >> diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig
> >> index 46301c06d18a..985cb78d8256 100644
> >> --- a/drivers/gpu/drm/i915/Kconfig
> >> +++ b/drivers/gpu/drm/i915/Kconfig
> >> @@ -118,9 +118,8 @@ config DRM_I915_USERPTR
> >>  config DRM_I915_GVT_KVMGT
> >>  	tristate "Enable KVM host support Intel GVT-g graphics virtualization"
> >>  	depends on DRM_I915
> >> -	depends on X86
> >> +	depends on KVM_X86
> >
> > Can GVT-g even work on non-Intel CPUs?  I.e. would it make sense to take a
> > dependency on KVM_INTEL?
> >
> 
> Yes, I think that should work, but I'm not sure if it needs a dependency
> on both KVM_INTEL and KVM_X86 in that case, to handle the link-time
> dependency in all configurations.

not sure as well, but let's take the safest approach. pushed this patch.
Thanks

> 
>     Arnd