scheduler clock for MXS [Was: Re: Wakeup latency measured with SCHED_TRACER depends on HZ]

[Shawn Guo]

On Tue, Nov 06, 2012 at 10:12:29AM +0000, Russell King - ARM Linux wrote:
> > [    0.000000] sched_clock: 16 bits at 32kHz, resolution 31250ns, wraps every 20
> > 47ms
> 
> So where are you setting this up?  My guess is it's after time_init()
> has done its stuff.

It gets set up in machine_desc->timer->init() which is called right
in time_init() just before sched_clock_postinit().

Shawn