[Bug 93844] Intel driver crashes after switching between fullscreen and windowed mode on RetroArch

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=93844

--- Comment #79 from Diego Viola <diego.viola at gmail.com> ---
(In reply to Chris Wilson from comment #78)
> (In reply to Diego Viola from comment #77)
> > I see, well, for me the problem occurs only with the 4.4 kernel right now,
> > and yes, the hang happens when I toggle between fullscreen and windowed mode
> > (while in a game).
> > 
> > I remember the 4.5 kernel fixing this before the patch was included in the
> > xorg-server.
> 
> That's strange. We definitely found a real bug in xorg-server that just
> depended upon there being incomplete DRI2BlockClient (from too many swaps
> pending) at the time the window was destroyed. We could only prevent that
> bug by not having any swaps pending, which to me implies they were
> completing instaneously. Bizarre.
> 
> Do you have time for a full-debug from 4.5 so that I can compare?

Sure. What should I do?

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