This patch implements the clean-bit for all LBR related state. This includes the debugctl, br_from, br_to, last_excp_from, and last_excp_to msrs. Signed-off-by: Joerg Roedel <joerg.roedel@xxxxxxx> --- arch/x86/kvm/svm.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-) diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 7643f83..8966669 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -197,6 +197,7 @@ enum { VMCB_DT, /* GDT, IDT */ VMCB_SEG, /* CS, DS, SS, ES, CPL */ VMCB_CR2, /* CR2 only */ + VMCB_LBR, /* DBGCTL, BR_FROM, BR_TO, LAST_EX_FROM, LAST_EX_TO */ VMCB_DIRTY_MAX, }; @@ -2846,6 +2847,7 @@ static int svm_set_msr(struct kvm_vcpu *vcpu, unsigned ecx, u64 data) return 1; svm->vmcb->save.dbgctl = data; + mark_dirty(svm->vmcb, VMCB_LBR); if (data & (1ULL<<0)) svm_enable_lbrv(svm); else -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html