Re: [PATCH] x86_64 prefetchw() function can take into account CONFIG_MK8/ CONFIG_MPSC

[Eric Dumazet]

Andi Kleen a écrit :
> On Thu, Jun 23, 2005 at 11:32:34AM +0200, Eric Dumazet wrote:
>
> > If we build a x86_64 kernel for an AMD64 or for an Intel EMT64, no need to 
> > use alternative_input.
> > Reserve alternative_input only for a generic kernel.
>
>
> An EM64T kernel should still boot on AMD64 and vice versa. Rejected.
>
> -Andi

OK, I wrongly assumed the 'MK8' or 'MPSC' choices were like x86 choices :

A kernel compiled for a Pentium-4 will not run on a i486.

But then what is the meaning of the choice "Generic-x86-64" in the "Processor family" menu ?
The Help message is : CONFIG_GENERIC_CPU: Generic x86-64 CPU.

Eric
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