[Pkg-xfce-devel] Bug#443873: Bug#443873: Bug#443873: Bug#443873: xfwm4: switching virtual desktops makes windows flicker
- Subject: [Pkg-xfce-devel] Bug#443873: Bug#443873: Bug#443873: Bug#443873: xfwm4: switching virtual desktops makes windows flicker
- From: corsac at debian.org (Yves-Alexis Perez)
- Date: Mon, 28 Apr 2008 18:56:00 +0200
- Message-id: <[🔎] 20080428165600.GA16399@molly.corsac.net>
- In-reply-to: <1205394106.6080.14.camel@hidalgo>
- References: <Pine.SOC.4.64.0709242139480.11608@math.ut.ee> <1191186831.3326.6.camel@fitz.corsac.net> <Pine.SOC.4.64.0712231616300.28739@math.ut.ee> <1205394106.6080.14.camel@hidalgo>
On Thu, Mar 13, 2008 at 07:41:46AM +0000, Yves-Alexis Perez wrote:
> On dim, 2007-12-23 at 16:19 +0200, Meelis Roos wrote:
> > Found one more data point - the cycling and even complete hang of the
> > desktop environment only happen when I change screens quickly enough.
> > When I press Ctrl-F1 and then quickly Ctrl-F2 etc to cycle the
> > screens
> > fast enough, so that the next presss happens before the last one
> > finishes redrawing etc, then the symptoms appear. Using and old 600
> > MHz
> > P3 probably increases the likelyhood of it happening.
>
> But this is the real issue. It seems there is a race condition in Xfwm
> code. I reproduced this once (don't remember how this ended, me killing
> xfwm or if it stopped by itself), and Cyril Brulebois (CC:ed) seems to
> reproduce it often. Definitively dependent on machine speed.
For information, the bug was in xorg. See #473165 for reference.
Cheers,
--
Yves-Alexis
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