(In reply to comment #27)
> (In reply to comment #26)
> > No difference with those.
> 
> Bummer, thanks for testing anyway.
> 
> I submitted the change reverting the behaviour of PIPE_USAGE_STREAM for
> review, but it's strange: I couldn't notice any significant difference in
> stutter in Valley regardless of any of these changes.
> 
> BTW, what CPU are you using?

It's an AMD Phenom II x4 965be.

I always set cpufreq ondemand to perf when testing so it's forced @ 3.4GHz.

When I noticed that ffmpeg x11grab made the pauses "normal" length I did try a
different test with cpus loaded by compiling, but this didn't do it.