On Tue, 2004-11-30 at 23:06 -0500, William M. Quarles wrote:
Alan Cox wrote:
> On Tue, Nov 30, 2004 at 09:56:23PM -0500, William M. Quarles wrote:
>
>>What differences between i386 and i486 would become a benefit if the
>>base architecture was changed from i386 to i486?
>
> The only thing 486 might give is the ability to consign the old linuxthread
> stuff to the dustbin of back compatibility.
I'm guessing that's supposed to be a joke?
No, the x86 NPTL implementation requires the CMPXCHG instruction, which
was introduced in the i486.
--
Nicholas Miell <nmiell(a)comcast.net>