[Intel-gfx] [Mesa3d-dev] i965 OpenGL is heavily broken again

Maxim Levitsky maximlevitsky at gmail.com
Thu Mar 11 18:05:28 CET 2010


On Wed, 2010-03-10 at 13:04 +0100, Florian Mickler wrote:
> On Sun, 07 Mar 2010 12:39:15 +0200
> Maxim Levitsky <maximlevitsky at gmail.com> wrote:
> 
> > On Sat, 2010-03-06 at 23:55 +0100, Florian Mickler wrote:
> > > On Sun, 07 Mar 2010 00:24:24 +0200
> > > Maxim Levitsky <maximlevitsky at gmail.com> wrote:
> > > 
> > > > On Sun, 2010-03-07 at 00:05 +0200, Maxim Levitsky wrote:
> > > > > On Sat, 2010-03-06 at 22:35 +0100, Florian Mickler wrote:
> > > > > > On Sat, 06 Mar 2010 18:02:51 +0100
> > > > > > Stephan Raue <mailinglists at openelec.tv> wrote:
> > > > > > 
> > > > > > > looks this like my problems that i have reported some days ago with 
> > > > > > > Subject "Problem using an Mesa based App with recent 
> > > > > > > xorg/mesa/xf86-video-intel (loop?)" to Mesa-dev, xorg and intel-gfx list?
> > > > > > > 
> > > > > > > i have still this issue, but i dont know what you need for informations 
> > > > > > > to fix the issues?
> > > > > > > 
> > > > > > > with ati driver i dont have problems, only here with intel driver on my 
> > > > > > > Thinkpad X200t with intel HDA Graphics card
> > > > > > > 
> > > > > 
> > > > > I now see that compiz hangs in same way.
> > > > > 
> > > > > Attached are backtrace of the compiz, and backtrace of etracer which did
> > > > > start full screen but became hung on resolution change.
> > > > > 
> > > > > Best regards,
> > > > > 	Maxim Levitsky
> > > > 
> > > > Other info that might help:
> > > > 
> > > > I took a look at X and found that it was in normal waiting state
> > > > sleeping waiting for input.
> > > > 
> > > > Also, I found when 'unstable' mesa would appear to work when I start the
> > > > X while 'stable' one is used. It was compiz. When compiz is running
> > > > using stable mesa, an game does change the resolution 'usualy' without
> > > > hang even if uses unstable mesa.
> > > > 
> > > > Best regards,
> > > > 	Maxim Levitsky
> > > 
> > > i found that the kernel updates for 2.6.34-rc1 did make the hang time
> > > out... this has to be some vblank issue, i assume...
> > 
> > 
> > Note that I did try git master of linus tree, and that didn't help with
> > the hang at all (now pulled it again, but don't see any  changes in drm
> > code)
> > 
> > Best regards,
> > 	Maxim Levisky
> 
> yeah. i'm sorry. My issues vanished with current git versions of
> libdrm,mesa,xserver,xf86-video-intel ... while trying to find out(in
> vain) which part of the stack did fix the issue, i noticed that the 
> xserver-patches in jesse's tree was which changed "hung" into
> "timeout"... 


Note that I updated the stack today, but nothing changed.

Best regards,
	Maxim Levitsky




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