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Re: [BUG] qemu git error with virgl
From: |
Igor Mammedov |
Subject: |
Re: [BUG] qemu git error with virgl |
Date: |
Mon, 4 Jan 2021 19:50:55 +0100 |
On Sun, 3 Jan 2021 18:28:11 +0100
Philippe Mathieu-Daudé <philmd@redhat.com> wrote:
> Cc'ing Gerd + patch author/reviewer.
>
> On 1/2/21 2:11 PM, Torsten Wohlfarth wrote:
> > Hello,
> >
> > i can't start any system if i use virgl. I get the following error:
> >
> > qemu-x86_64: ../ui/console.c:1791: dpy_gl_ctx_create: Assertion
> > `con->gl' failed.
Does following fix issue:
[PULL 12/55] vl: initialize displays _after_ exiting preconfiguration
> > ./and.sh: line 27: 3337167 Aborted qemu-x86_64 -m 4096
> > -smp cores=4,sockets=1 -cpu host -machine pc-q35-4.0,accel=kvm -device
> > virtio-vga,virgl=on,xres=1280,yres=800 -display sdl,gl=on -device
> > intel-hda,id=sound0,msi=on -device
> > hda-micro,id=sound0-codec0,bus=sound0.0,cad=0 -device qemu-xhci,id=xhci
> > -device usb-tablet,bus=xhci.0 -net
> > nic,macaddr=52:54:00:12:34:62,model=e1000 -net
> > tap,ifname=$INTERFACE,script=no,downscript=no -drive
> > file=/media/daten2/image/lineageos.qcow2,if=virtio,index=1,media=disk,cache=none,aio=threads
> >
> > Set 'tap3' nonpersistent
> >
> > i have bicected the issue:
> >
> > towo:Defiant> git bisect good
> > b4e1a342112e50e05b609e857f38c1f2b7aafdc4 is the first bad commit
> > commit b4e1a342112e50e05b609e857f38c1f2b7aafdc4
> > Author: Paolo Bonzini <pbonzini@redhat.com>
> > Date: Tue Oct 27 08:44:23 2020 -0400
> >
> > vl: remove separate preconfig main_loop
> >
> > Move post-preconfig initialization to the x-exit-preconfig. If
> > preconfig
> > is not requested, just exit preconfig mode immediately with the QMP
> > command.
> >
> > As a result, the preconfig loop will run with accel_setup_post
> > and os_setup_post restrictions (xen_restrict, chroot, etc.)
> > already done.
> >
> > Reviewed-by: Igor Mammedov <imammedo@redhat.com>
> > Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
> >
> > include/sysemu/runstate.h | 1 -
> > monitor/qmp-cmds.c | 9 -----
> > softmmu/vl.c | 95
> > ++++++++++++++++++++---------------------------
> > 3 files changed, 41 insertions(+), 64 deletions(-)
> >
> > Regards,
> >
> > Torsten Wohlfarth
> >
> >
> >
>
>