From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@freedesktop.org Subject: [Bug 100399] Kernel invalid opcode on unbinding amdgpu Date: Wed, 05 Jul 2017 07:56:14 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="===============1320202437==" Return-path: Received: from culpepper.freedesktop.org (culpepper.freedesktop.org [IPv6:2610:10:20:722:a800:ff:fe98:4b55]) by gabe.freedesktop.org (Postfix) with ESMTP id 3F8C06E2FB for ; Wed, 5 Jul 2017 07:56:14 +0000 (UTC) In-Reply-To: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: dri-devel@lists.freedesktop.org List-Id: dri-devel@lists.freedesktop.org --===============1320202437== Content-Type: multipart/alternative; boundary="14992413730.c29d.12814"; charset="UTF-8" --14992413730.c29d.12814 Date: Wed, 5 Jul 2017 07:56:13 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://bugs.freedesktop.org/ Auto-Submitted: auto-generated https://bugs.freedesktop.org/show_bug.cgi?id=3D100399 --- Comment #6 from jimijames.bove@gmail.com --- (In reply to Michel D=C3=A4nzer from comment #5) > (In reply to jimijames.bove from comment #4) > > Before I switched to AMD, I was passing an NVidia GPU (GTX 660) into my > > virtual machine, and I could unbind and rebind it between nouveau and > > vfio-pci as much as I wanted. No trouble at all. Even while X was runni= ng, > > once DRI3 support came. >=20 > You can still do that with DRI3, you just have to prevent Xorg from using > the secondary GPU, e.g. via >=20 > Section "ServerFlags" > Option "AutoAddGPU" "off" > EndSection >=20 > in /etc/X11/xorg.conf. Well, sort of. That option is what allows me to bind the card to amdgpu wit= hout X crashing (even though I've been told in the past that I shouldn't need th= at option for that functionality), but this bug--not being able to UNbind it f= rom amdgpu--does not go away with that option. --=20 You are receiving this mail because: You are the assignee for the bug.= --14992413730.c29d.12814 Date: Wed, 5 Jul 2017 07:56:13 +0000 MIME-Version: 1.0 Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://bugs.freedesktop.org/ Auto-Submitted: auto-generated

Commen= t # 6 on bug 10039= 9 from jimija= mes.bove@gmail.com 
(In reply to Michel D=C3=A4nzer from comment #5)
> (In reply to jimijames.bove from comment #4)
> > Before I switched to AMD, I was passing an NVidia GPU (GTX 660) i=
nto my
> > virtual machine, and I could unbind and rebind it between nouveau=
 and
> > vfio-pci as much as I wanted. No trouble at all. Even while X was=
 running,
> > once DRI3 support came.
>=20
> You can still do that with DRI3, you just have to prevent Xorg from us=
ing
> the secondary GPU, e.g. via
>=20
> Section "ServerFlags"
>        Option  "AutoAddGPU" "off"
> EndSection
>=20
> in /etc/X11/xorg.conf.

Well, sort of. That option is what allows me to bind the card to amdgpu wit=
hout
X crashing (even though I've been told in the past that I shouldn't need th=
at
option for that functionality), but this bug--not being able to UNbind it f=
rom
amdgpu--does not go away with that option.

You are receiving this mail because:
  • You are the assignee for the bug.
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