Re: Pentium 4 and 2.4/2.5

[Alan Cox]

> On Wed, 8 Nov 2000, Alan Cox wrote:
> 
> > What state does it leave the condition codes ?  That matters. 
> 
> Alan, rep ; nop is one of the suggested 2 byte fillers in the Athon
> optimization guide; it's handled during instruction decode and is
> completely free.  It also has no effect on K6s.

Ok. Issue settled. So 'rep nop' is safe. Ok that can get into the spinlocks
for 2.2.18


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [EMAIL PROTECTED]
Please read the FAQ at http://www.tux.org/lkml/