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SubjectRe: 2.6.14-rt1 - xruns in a certain circumstance
FromLee Revell <>
DateTue, 01 Nov 2005 02:37:57 -0500
On Tue, 2005-11-01 at 01:48 +0000, Nuno Silva wrote:
> Mark Knecht wrote:
> [..]
> 
> > I took a quick look. If you get a chance where does the NoAccel option
> > go? Inside of the section for the radeon driver? I'm sure I can find
> > this online but won't have much of an opportunity for the next few
> > hours.
> 
> IMHO this wont matter because, IIRC, the preview window in mythtv 
> doesn't even use xv... It's a straight x11 bitmap beeing drawn, after 
> scaling (so it's very CPU intensive... It's like having the HDD without 
> DMA enabled).

Does not matter, a buggy 2D XAA implementation can stall the PCI bus and
produce xruns.  I had an almost identical problem about a year ago with
the via driver and the gmplayer "splash screen" was the most reliable
way to trigger xruns.

Lee

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