Re: [Fwd: Re: [patch] Real-Time Preemption, -RT-2.6.9-mm1-V0.4]

Florian Schmidt
2004-10-30T20:29:21Z

On Sat, 30 Oct 2004 16:05:14 -0400
Lee Revell <rlrevell@joe-job.com> wrote:

> So maybe the bug is not related to scheduling of SCHED_FIFO threads, but
> that we are missing IRQs. I think this would explain the choppy
> playback with mplayer (it uses the RTC and does not run SCHED_FIFO).

I wonder about what X11 is doing. Is it maybe doing some locking which is
"out of line" for RP or something? I mean the RP patches touch everything
that accesses hw directly with the exception of X11, right? [/me never
grokked how X fits into linux' driver model anyways]

flo