svn commit: r344353 - in head/sys: amd64/amd64 amd64/include arm/include arm64/include i386/include mips/include powerpc/include riscv/include sparc64/include vm x86/include
cem at freebsd.org
Wed Feb 20 23:52:54 UTC 2019
Nevermind, sorry about that. I see the subsequent commits now.
On Wed, Feb 20, 2019 at 2:33 PM Conrad Meyer <cem at freebsd.org> wrote:
> Hi Konstantin,
> What is the (K)API for this (do you have any intended consumers in
> mind)? Will it be documented in a manual page at some point? Does it
> make sense to expose to userspace via mmap(2) or similar?
> On Wed, Feb 20, 2019 at 1:51 AM Konstantin Belousov <kib at freebsd.org> wrote:
> > Author: kib
> > Date: Wed Feb 20 09:51:13 2019
> > New Revision: 344353
> > URL: https://svnweb.freebsd.org/changeset/base/344353
> > Log:
> > Add kernel support for Intel userspace protection keys feature on
> > Skylake Xeons.
> > See SDM rev. 68 Vol 3 4.6.2 Protection Keys and the description of the
> > RDPKRU and WRPKRU instructions.
> > Reviewed by: markj
> > Tested by: pho
> > Sponsored by: The FreeBSD Foundation
> > MFC after: 2 weeks
> > Differential revision: https://reviews.freebsd.org/D18893
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