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Re: Revamping optimised in_cksum/in4_cksum/in6_cksum support

On Mon, Jan 28, 2008 at 01:18:03AM +1100, Simon Burge wrote:
> At least MIPS and PowerPC will generate "pref" and "dcbt" instructions
> respectively that point to potentially invalid addresses with the code
> as it currently is.

I remember some discussion of the Power4 modifications for Linux to map
NULL for the same reason. If in doubt, we can conditionalize that
statement for platforms that don't have a save prefetch.


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