On Mon, 2009-06-08 at 14:11 +0200, Maciej Cencora wrote:
> Dnia poniedziałek, 8 czerwca 2009 o 12:56:03 Michel Dänzer napisał(a):
> > On Sat, 2009-06-06 at 17:42 +0200, Maciej Cencora wrote:
> > > Dnia sobota, 6 czerwca 2009 o 17:09:28 Michel Dänzer napisał(a):
> 
> > > > P.S. What are the plans for merging radeon-rewrite to master? I think
> > > > it would be good to do it soon, so we'll have time to address issues
> > > > before the 7.6 release. OTOH it seems to use perform a lot worse on my
> > > > PowerBook than master, is it just me?
> > >
> > > Dave Airlie is going to merge it soon (IIRC he said something about this
> > > weekend or next week).
> >
> > Unfortunately, on more extensive testing I hit a pretty bad regression
> > of radeon-rewrite compared to master: if the X server uses the
> > radeon-rewrite driver for AIGLX (compiz on DRI1), starting gliv or xmoto
> > locks up the RV350 in my PowerBook. If the X server uses the master
> > driver, both apps work fine even if they use the radeon-rewrite driver
> > for direct rendering.
> >
> > Has anyone else seen this?
> 
> I am not sure I understand. I does work when driver from master is loaded by 
> X 
> for AIGLX, and for 3D apps you use driver from radeon-rewrite or master?

That's right. It seems like the radeon-rewrite driver is doing something
wrong when used for DRI1 AIGLX.


> > > Does it perform a lot worse (compared to master branch) even without this
> > > round of patches?
> >
> > Yes, AFAIR radeon-rewrite seemed to perform worse than master whenever I
> > tried it. However, right now it doesn't seem as bad as before I wrote
> > the above, so this may not be a blocker for the merge.
> 
> What apps have you tested?

Not a lot, apart from glxgears (about 16% drop) mostly xmoto.

> Could you maybe provide us with sysprof reports from mesa and radeon-rewrite?

Unfortunately, sysprof isn't available (yet?) on powerpc, but if I get
time (don't hold your breath :} I'll try comparing with oprofile.


-- 
Earthling Michel Dänzer           |                http://www.vmware.com
Libre software enthusiast         |          Debian, X and DRI developer

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