On Mon, 21 Mar 2016 09:16:05 -0700, Andi Kleen said: > From: Andi Kleen <a...@linux.intel.com> > > v2: Minor updates to documentation requested in review.
> +In addition the kernel needs to explicitly enable these instructions, as it > +may otherwise not correctly context switch the state. Newer Linux > +kernels enable this. When the kernel did not enable the instruction > +they will fault with an #UD exception. Looks OK for now, since the code hasn't actually landed. However, once we know for sure what release, we probably want to replace "Newer" with "4.N or later" or something - particularly if the man-pages project will be using this as source material.
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