Date: Wed, 20 Feb 2019 15:52:35 -0800 From: Conrad Meyer <cem@freebsd.org> Cc: Konstantin Belousov <kib@freebsd.org>, src-committers <src-committers@freebsd.org>, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: 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 Message-ID: <CAG6CVpWyCfmHAt%2BsD-CYNvamj4xVcpjQKtMhkGe4UtB%2Bysa_2A@mail.gmail.com> In-Reply-To: <CAG6CVpVeQE6nmsmj%2BXnBXCPQ%2BMKCphxRdSm8fbsCZfP1PgPdWA@mail.gmail.com> References: <201902200951.x1K9pDQs001745@repo.freebsd.org> <CAG6CVpVeQE6nmsmj%2BXnBXCPQ%2BMKCphxRdSm8fbsCZfP1PgPdWA@mail.gmail.com>
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Nevermind, sorry about that. I see the subsequent commits now. On Wed, Feb 20, 2019 at 2:33 PM Conrad Meyer <cem@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? > > Thanks, > Conrad > > On Wed, Feb 20, 2019 at 1:51 AM Konstantin Belousov <kib@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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