Andi Kleen wrote:
quoted text
> On Friday 16 November 2007 16:45:16 H. Peter Anvin wrote:
>> Andi Kleen wrote:
>>>> I think Jeremy's question was due to trying to reduce the 32/64-bit 
>>>> differences.  Performance-wise, it might add a small amount to user 
>>>> setup time (a typical 32-bit process will need all four, for the main 
>>>> binary, libraries, stack and kernel, respectively) 
>>> With the new top down mmap layout and standard 3:1 split it should typically 
>>> only need two.
>>>
>> Well, three with the kernel.
> 
> I didn't count kernel because it is always fixed anyways and about zero
> overhead for the normal setup case.
> 

Of course, but it was in the original list so...

	-hpa
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