[PATCH] possible fix for the runtime going backwards warnings

[Kazuaki Oda]

John Baldwin wrote:
> The pagezero ones are truly odd.  calcru() shouldn't be called for kthreads 
> very often (if at all).  I wonder if your tickrate is changing out from under 
> you.  Try editing sys/i386/i386/tsc.c and where it does 'set_cputicker(rdtsc, 
> tsc_freq, 1)' change the last parameter to '0' and see if they go away.
> 

I still get calcru messages too.  And I have noticed that I get these 
messages when I run ps or top command.  When we run ps, 
fill_kinfo_proc_only() is called, and I think calcru() and calccru() 
for kthreads are called in that function.


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Kazuaki Oda