From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sheng Yang Subject: [PATCH][v2 0/3] Convert KVM to use FPU API Date: Mon, 17 May 2010 17:08:25 +0800 Message-ID: <1274087308-26676-1-git-send-email-sheng@linux.intel.com> Cc: Marcelo Tosatti , "H. Peter Anvin" , Ingo Molnar , kvm@vger.kernel.org, linux-kernel@vger.kernel.org, Sheng Yang To: Avi Kivity Return-path: Sender: linux-kernel-owner@vger.kernel.org List-Id: kvm.vger.kernel.org Change from v1: Use unlazy_fpu() to handle host FPU, avoiding save/restore of host FPU states. Sheng Yang (3): x86: Export FPU API for KVM use KVM: x86: Use unlazy_fpu() for host FPU KVM: x86: Use FPU API arch/x86/include/asm/i387.h | 2 + arch/x86/include/asm/kvm_host.h | 18 +--------- arch/x86/include/asm/xsave.h | 3 ++ arch/x86/kernel/i387.c | 3 +- arch/x86/kernel/process.c | 1 + arch/x86/kvm/x86.c | 70 ++++++++++----------------------------- 6 files changed, 27 insertions(+), 70 deletions(-)