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(parent: 128a7e2) | patch
KVM: x86: Fix reserved x2apic registers
authorNadav Amit <namit@cs.technion.ac.il>
Wed, 26 Nov 2014 15:56:25 +0000 (17:56 +0200)
committerPaolo Bonzini <pbonzini@redhat.com>
Thu, 4 Dec 2014 14:29:05 +0000 (15:29 +0100)
commit6ef997e3cbe09695105ff7444a0fede0753350dc
tree58a804bb515eef476cfc027363056a5c337cbcaatree | snapshot
parent128a7e2e2f21eb093bb2b68ae036ec4087ae15eacommit | diff
KVM: x86: Fix reserved x2apic registers

x2APIC has no registers for DFR and ICR2 (see Intel SDM 10.12.1.2 "x2APIC
Register Address Space"). KVM needs to cause #GP on such accesses.

Fix it (DFR and ICR2 on read, ICR2 on write, DFR already handled on writes).

Signed-off-by: Nadav Amit <namit@cs.technion.ac.il>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
arch/x86/kvm/lapic.c diff | blob | history
Linux Kernel Source Tree.