On Sat, 2003-12-06 at 08:49, Chris Ison wrote:
> After a couple of kernel recompiles I got oprofile to work, and it was
> reporting that most of its time was spend in default_idle for both
> glxgears and qw-client-glx (from QuakeForge CVS).
> 
> After speaking to one of the oprofile ppl, they seem to think that this
> is as much as I will get cause it appears that the amount of time spent
> in default_idle could be pointing to the driver waiting for IRQ's.

You can run without software interrupts or usleeps with

fthrottle_mode=0 glxgears

> Does DRI enable busmastering for PCI (if busmastering works that way)
> and does DRI make the card utilize it for PCI.

Yes.


Oh, and BTW, the resume stuff only happens when you VT switch back to
the X server, so it's not that (at least not before you switch away from
X the first time).


-- 
Earthling Michel DÃnzer      |     Debian (powerpc), X and DRI developer
Software libre enthusiast    |   http://svcs.affero.net/rm.php?r=daenzer


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