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(parent: 2d3d5ab) | patch
KVM: x86: Fix xsave cpuid exposing bug
authorLiu, Jinsong <jinsong.liu@intel.com>
Fri, 21 Feb 2014 17:39:02 +0000 (17:39 +0000)
committerPaolo Bonzini <pbonzini@redhat.com>
Sat, 22 Feb 2014 14:53:34 +0000 (15:53 +0100)
commiteb944c8abc1ac26780ea2f35b186a22989d7a62e
tree7201960f61ecfd19f3e78dfa6d6526822f055786tree | snapshot
parent2d3d5abd39ace861eba191990bd69c5374e114dfcommit | diff
KVM: x86: Fix xsave cpuid exposing bug

From 00c920c96127d20d4c3bb790082700ae375c39a0 Mon Sep 17 00:00:00 2001
From: Liu Jinsong <jinsong.liu@intel.com>
Date: Fri, 21 Feb 2014 23:47:18 +0800
Subject: [PATCH] KVM: x86: Fix xsave cpuid exposing bug

EBX of cpuid(0xD, 0) is dynamic per XCR0 features enable/disable.
Bit 63 of XCR0 is reserved for future expansion.

Signed-off-by: Liu Jinsong <jinsong.liu@intel.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/include/asm/xsave.h diff | blob | history
arch/x86/kvm/cpuid.c diff | blob | history
arch/x86/kvm/x86.c diff | blob | history
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