]> git.baikalelectronics.ru Git - kernel.git/commit
KVM: X86: Fix MSR range of APIC registers in X2APIC mode
authorXiaoyao Li <xiaoyao.li@intel.com>
Tue, 16 Jun 2020 07:33:07 +0000 (15:33 +0800)
committerPaolo Bonzini <pbonzini@redhat.com>
Tue, 23 Jun 2020 09:49:45 +0000 (05:49 -0400)
commitfc7a5250ffd84bb6d25490f986db05763115a640
treeefbe983fdb691d2b21137faf9a7cd9b015cb0dd6
parent13b9ef89f5a392eeed01690e04187a0c292d5b41
KVM: X86: Fix MSR range of APIC registers in X2APIC mode

Only MSR address range 0x800 through 0x8ff is architecturally reserved
and dedicated for accessing APIC registers in x2APIC mode.

Fixes: 93cb9ac5a665 ("KVM: x2apic interface to lapic")
Signed-off-by: Xiaoyao Li <xiaoyao.li@intel.com>
Message-Id: <20200616073307.16440-1-xiaoyao.li@intel.com>
Cc: stable@vger.kernel.org
Reviewed-by: Sean Christopherson <sean.j.christopherson@intel.com>
Reviewed-by: Jim Mattson <jmattson@google.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/kvm/x86.c