[Xen-devel] Re: [patch 13/26] Xen-paravirt_ops: Consistently wrap paravirt ops callsites to make them patchable

[Jeremy Fitzhardinge <jeremy@xxxxxxxx>]

David Miller wrote:
> The idea is _NOT_ that you go look for references to the paravirt_ops
> members structure, that would be stupid and you wouldn't be able to
> use the most efficient addressing mode on a given cpu, you'd be
> patching up indirect calls and crap like that.  Just say no...
>
> Instead you get rid of paravirt ops completely, and you call functions
> whose symbol name will not resolve in the initial kernel link.
>   

Yeah, I came to that conclusion after thinking about it for a while. 
Thanks for the pointer to the sparc stuff; it looks very interesting.

    J

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