Re: Why do so many machines need "noapic"?

[Andi Kleen]

> 
> Yes, it has an hpet. And I tried every combination of options I could
> think of.

> 
> But, even stranger, x86_64 works (only i386 fails.)

x86-64 has quite different time code (at least until the dyntick patches
currently in mm) 

Obvious thing would be to diff the boot messages and see if anything
jumps out (e.g. in interrupt routing).  

Or check with mm and if x86-64 is broken there too then it's likely
the new time code.

-Andi
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