Are you enabling the native Wayland backend via the environment variable
`MOZ_ENABLE_WAYLAND=1` (or `GDK_BACKEND=wayland`)?
If not, this is probably an Xwayland issue, possibly fixed in the
upstream xserver 1.20.7 release (or in the upcoming 1.20.8 release).
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(In reply to mirh from comment #79)
> Is this still a thing?
Let's assume not, thanks for the follow-up.
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https://bugs.launchpad.net/bugs/879790
Title:
[Lenovo Thin
(In reply to Shmerl from comment #16)
> Is it possible to do anything about it in the compositor, [...] ?
Possibly. Basically, the compositor must not reparent a "borderless
fullscreen" X11 window to a larger X11 window (e.g. for drop shadows).
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(In reply to Shmerl from comment #13)
> What is the way to do it in XWayland and KWin for borderless fullscreen like
> in Wine (not true fullscreen)?
I suspect "borderless fullscreen" with kwin is the same as windowed as
far as Xwayland is concerned.
(In reply to Daniel van Vugt from comment #14
(In reply to tempel.julian from comment #11)
> Is it planned or possible to turn vsync entirely off for Xorg fullscreen
> applications like games to e.g. have lowest input latency?
This can be controlled to some degree via the usual GLX/EGL
functionality, which can be overridden via the driconf vb
With KWin, the changes referenced in comment 8 only have an effect for
fullscreen applications. (With gnome-shell, it can also have an effect
for windowed apps using client-side decorations)
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It sounds like the latest patch fixes the problem you filed this report
for, so I posted it to the amd-gfx mailing list for review.
The problem(s) with switching between one and two monitors should be
tracked separately, preferably at
https://bugs.freedesktop.org/enter_bug.cgi?product=xorg&compone
So the latest patch doesn't help for the VGA monitor not going off?
Please attach the output of xrandr --verbose when both monitors are
enabled. It doesn't matter whether or not any of my patches are enabled
when you do that.
The kernel panic is a kernel bug and probably not directly related to m
Does this updated version of the patch work better? If not:
The black screen when changing between one and two monitors never
happens without this patch?
Please attach the output of xrandr --verbose when both monitors are
enabled.
P.S. Thanks for reporting the compile warning, but it's harmless
Does this patch work better? If not, please provide new gdb backtraces
again.
** Patch added: "Wait for pending flips to complete before turning off an
output or CRTC"
https://bugs.launchpad.net/ubuntu/+source/xserver-xorg-video-ati/+bug/1577170/+attachment/4695729/+files/0001-Wait-for-pendi
Can you get new gdb backtraces from when it hangs with the old fix with
two monitors and when it hangs with the new fix?
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https://bugs.launchpad.net/bugs/157
This should be a better fix. Does it fix the problem?
** Also affects: xserver-xorg-driver-ati
Importance: Undecided
Status: New
** Patch added: "Wait for pending flips to complete before turning off a CRTC"
https://bugs.launchpad.net/xserver-xorg-driver-ati/+bug/1577170/+attachmen
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