From mboxrd@z Thu Jan 1 00:00:00 1970 From: Radim =?utf-8?B?S3LEjW3DocWZ?= Subject: Re: [PATCH v1 2/2] kvm: x86: Expose Intel VPOPCNTDQ feature to guest Date: Fri, 20 Jan 2017 19:00:27 +0100 Message-ID: <20170120180026.GF6291@potion> References: <20170110173403.6010-1-piotr.luc@intel.com> <20170110173403.6010-3-piotr.luc@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Cc: x86@kernel.org, Thomas Gleixner , Ingo Molnar , "H . Peter Anvin" , Paolo Bonzini , kvm@vger.kernel.org, linux-kernel@vger.kernel.org To: Piotr Luc Return-path: Content-Disposition: inline In-Reply-To: <20170110173403.6010-3-piotr.luc@intel.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: kvm.vger.kernel.org 2017-01-10 18:34+0100, Piotr Luc: > Vector population count instructions for dwords and qwords are to be > used in future Intel Xeon & Xeon Phi processors. The bit 14 of > CPUID[level:0x07, ECX] indicates that the new instructions are > supported by a processor. > > The spec can be found in the Intel Software Developer Manual (SDM) > or in the Instruction Set Extensions Programming Reference (ISE). > > Signed-off-by: Piotr Luc > Cc: Paolo Bonzini > Cc: Radim Krčmář > Cc: Thomas Gleixner > Cc: Ingo Molnar > Cc: H. Peter Anvin > Cc: x86@kernel.org > Cc: kvm@vger.kernel.org > Cc: linux-kernel@vger.kernel.org > --- Applied on top of tglx's branch in kvm/next, thanks to both.