Re: [linux-audio-dev] Re: [announce] [patch] Voluntary Kernel Preemption Patch

Andrew Morton
2004-07-13T09:30:58Z

Lee Revell <rlrevell@joe-job.com> wrote:
>
> On Tue, 2004-07-13 at 05:00, Andrew Morton wrote:
> > Lee Revell <rlrevell@joe-job.com> wrote:
> > >
> > > > framebuffer scrolling inside lock_kernel(). Tricky. Suggest you use X or
> > > > vgacon. You can try removing the lock_kernel() calls from do_tty_write(),
> > > > but make sure you're wearing ear protection.
> > > >
> > >
> > > OK, I figured this was not an easy one. I can just not do that.
> >
> > Why not? You can certainly try removing those [un]lock_kernel() calls.
> >
>
> Maybe I missed something. What exactly do you mean by 'make sure you're
> wearing ear protection'?
>

It might go boom. If it does screw up, it probably won't be very seriously
bad - maybe some display glitches. Just an experiment.