On Thu, Aug 16, 2012 at 07:43:56PM +0300, Kirill A. Shutemov wrote:

Hm.. I think with static_key we can avoid cache overhead here. I'll try.

Could you elaborate on the static_key? Is it some sort of self
modifying code?

Thanks, for review. Could you take a look at huge zero page patchset? ;)

I've noticed that too, nice :). I'm checking some detail on the
wrprotect fault behavior but I'll comment there.

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