Messages in this thread | | | Subject | Re: 2.6.14-rt4: via DRM errors | From | Lee Revell <> | Date | Fri, 25 Nov 2005 14:21:55 -0500 |
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On Fri, 2005-11-25 at 16:24 +0000, Alan Cox wrote: > On Iau, 2005-11-24 at 05:49 -0500, Lee Revell wrote: > > what kind of lock it is or what it's protecting
> It co-ordinates access between the X server and various 3D clients so > that they don't step on each others drawing. A shared memory area is > used to co-ordinate other things like clip lists and what context may > have been stomped by another user if when you retake the lock you were > not last holder. > > Precisely what it protects is board dependant
OK. So it's schedulable.
Any debugging advice for a DRI driver (radeon not via) that I suspect is causing scheduling blips and audio dropouts due to bus greediness or other rude behavior? There seem to be a bunch of timeouts where it will bit bang the hardware in a loop, should I try reducing these?
Lee
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