Re: xterm scrolling speed - scheduling weirdness in 2.6 ?!

[Nick Piggin]

Willy Tarreau wrote:

> On Sun, Jan 04, 2004 at 03:12:57AM -0800, Mike Fedyk wrote:
>
> > On Sun, Jan 04, 2004 at 11:24:39AM +0100, Soeren Sonnenburg wrote:
> >
> > > [...]
> > >
> > > > Or, out of interest, an alternate scheduler?
> > > >
> > > > http://www.kerneltrap.org/~npiggin/w29p2.gz
> > > > (applies 2.6.1-rc1-mm1, please renice X to -10 or so)
> > > Thats nothing *I* can try out as I am on the powerpc benh tree.
> > Says who?  The scheduler isn't platform specific.  Nick, do you have any per
> > arch defines in your patch?
>
> I found slight changes to arch specific files, but IMHO this should not be
> the problem. But AFAIR, benh's ppc patches are somewhat complete and may
> introduce conflicts.

The problem is just that the mm tree is currently carrying some
intrusive (patch wise, not functionality wise) scheduler stuff
which will go to linus which is why I am working from there. So
the patch will only apply cleanly on the mm tree, but only because
of the cleanups + minor fixes. Nothing fundamental.

> BTW, for Nick, the patch didn't compile, I had to change sched_clock()
> definition from unsigned long long to unsigned long in
> arch/i386/kernel/timers/timer_tsc.c. Don't know if it was the right thing to
> do, but it compiles and boots.

Yeah thats right


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