Re: [patch] x86_64: fix sched_clock()
From: Ingo Molnar
Date: Fri May 25 2007 - 04:55:43 EST
* Andi Kleen <andi@xxxxxxxxxxxxxx> wrote:
> > must be an -mm fix. I used -mm as a basis of my work. Please apply
> > my patch.
>
> I would prefer to find out why the mm patch was added and then
> hopefully remove it. IMNSHO it should not be needed.
it comes in via:
fix-x86_64-mm-sched-clock-share.patch
From: Rusty Russell <rusty@xxxxxxxxxxxxxxx>
If you set tsc_disable (eg "notsc" on cmdline), sched-clock.c gives a
divide by zero on boot.
so IMNSHO it is very much needed ;-)
Ingo
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