Dave Engebretsen engebret at vnet.ibm.com
Thu Jan 8 01:40:06 EST 2004

Anton Blanchard wrote:

> Assuming we have to have a single kernel image for all pseries/g5
> platforms, then we cant do a lot about them other than nop'ing them out.
> Of course or r1,r1,r1 is a nop already although its not the preferred
> nop (preferred nop does get handled a little more efficiently on POWER4
> from memory).

Is a single binary for Apple & pSeries a goal?  While it has some
obvious advantages, there is likely to be a number of areas (the
spinlock discussion being one) where the goals are quite different.


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