On Thu, Mar 09, 2017 at 11:11:17PM +0100, Daniel Borkmann wrote:
> Yeah, I just tried that out and it had no effect unfortunately, the
> static_cpu_has() was still 1.
Right, just as I thought.
I guess we could return to doing boot_cpu_has() in __flush_tlb_all()
then. I mean, the timing-sensitivity argument is meh - killing global
TLB entries a bit faster doesn't bring me a whole lot when I have to go
and walk pagetable and reestablish them, which is the real price to pay
anyway.
Thanks.
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Regards/Gruss,
Boris.
SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284
(AG Nürnberg)
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