From mboxrd@z Thu Jan 1 00:00:00 1970 From: Borislav Petkov Subject: Re: [RFC PATCH v1 02/28] kvm: svm: Add kvm_fast_pio_in support Date: Wed, 21 Sep 2016 12:58:57 +0200 Message-ID: <20160921105857.p4euktwugt7evj77@pd.tnic> References: <147190820782.9523.4967724730957229273.stgit@brijesh-build-machine> <147190823395.9523.16184607551630730040.stgit@brijesh-build-machine> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Return-path: Content-Disposition: inline In-Reply-To: <147190823395.9523.16184607551630730040.stgit@brijesh-build-machine> Sender: linux-efi-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Brijesh Singh Cc: simon.guinot-jKBdWWKqtFpg9hUCZPvPmw@public.gmane.org, linux-efi-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, kvm-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, rkrcmar-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, matt-mF/unelCI9GS6iBeEJttW/XRex20P6io@public.gmane.org, linus.walleij-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org, linux-mm-Bw31MaZKKs3YtjvyW6yDsg@public.gmane.org, paul.gortmaker-CWA4WttNNZF54TAoqtyWWQ@public.gmane.org, hpa-YMNOUZJC4hwAvxtiuMwx3w@public.gmane.org, dan.j.williams-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, aarcange-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, sfr-3FnU+UHB4dNDw9hX6IcOSA@public.gmane.org, andriy.shevchenko-VuQAYsv1563Yd54FQh9/CA@public.gmane.org, herbert-lOAM2aK0SrRLBo1qDEOMRrpzq4S04n8Q@public.gmane.org, bhe-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, xemul-bzQdu9zFT3WakBO8gow8eQ@public.gmane.org, joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org, x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, mingo-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, msalter-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, ross.zwisler-VuQAYsv1563Yd54FQh9/CA@public.gmane.org, dyoung-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org, thomas.lendacky-5C7GfCeVMHo@public.gmane.org, jroedel-l3A5Bk7waGM@public.gmane.org, keescook-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org, toshi.kani-ZPxbGqLxI0U@public.gmane.org, mathieu.desnoyers-vg+e7yoeK/dWk0Htik3J/w@public.gmane.org, devel-tBiZLqfeLfOHmIFyCCdPziST3g8Odh+X@public.gmane.org, tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org, mchehab-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, iamjoonsoo.kim-Hm3cg6mZ9cc@public.gmane.org, labbott-rxtnV0ftBwyoClj4AeEUq9i2O/JbrIOy@public.gmane.org, tony.luck-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org, alexandre.bounine@idt.c List-Id: linux-efi@vger.kernel.org On Mon, Aug 22, 2016 at 07:23:54PM -0400, Brijesh Singh wrote: > From: Tom Lendacky > > Update the I/O interception support to add the kvm_fast_pio_in function > to speed up the in instruction similar to the out instruction. > > Signed-off-by: Tom Lendacky > --- > arch/x86/include/asm/kvm_host.h | 1 + > arch/x86/kvm/svm.c | 5 +++-- > arch/x86/kvm/x86.c | 43 +++++++++++++++++++++++++++++++++++++++ > 3 files changed, 47 insertions(+), 2 deletions(-) FWIW: Reviewed-by: Borislav Petkov -- Regards/Gruss, Boris. SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg) --