Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/avi/kvm

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/avi/kvm:
  KVM: SVM: Intercept the 'invd' and 'wbinvd' instructions
  KVM: x86 emulator: invd instruction
  KVM: SVM: Defer nmi processing until switch to host state is complete
  KVM: SVM: Fix SMP with kernel apic
  KVM: x86 emulator: fix 'push imm8' emulation

1 files changed, 14 insertions, 4 deletions

diff --git a/drivers/kvm/svm.c b/drivers/kvm/svm.c
index 729f1cd93606..7a6eead63a6b 100644
--- a/drivers/kvm/svm.c
+++ b/drivers/kvm/svm.c
@@ -494,6 +494,7 @@ static void init_vmcb(struct vmcb *vmcb)
                  */
                 /*              (1ULL << INTERCEPT_SELECTIVE_CR0) | */
                                 (1ULL << INTERCEPT_CPUID) |
+                                (1ULL << INTERCEPT_INVD) |
                                 (1ULL << INTERCEPT_HLT) |
                                 (1ULL << INTERCEPT_INVLPGA) |
                                 (1ULL << INTERCEPT_IOIO_PROT) |
@@ -507,6 +508,7 @@ static void init_vmcb(struct vmcb *vmcb)
                                 (1ULL << INTERCEPT_STGI) |
                                 (1ULL << INTERCEPT_CLGI) |
                                 (1ULL << INTERCEPT_SKINIT) |
+                                (1ULL << INTERCEPT_WBINVD) |
                                 (1ULL << INTERCEPT_MONITOR) |
                                 (1ULL << INTERCEPT_MWAIT);
 
@@ -561,6 +563,12 @@ static void svm_vcpu_reset(struct kvm_vcpu *vcpu)
         struct vcpu_svm *svm = to_svm(vcpu);
 
         init_vmcb(svm->vmcb);
+
+        if (vcpu->vcpu_id != 0) {
+                svm->vmcb->save.rip = 0;
+                svm->vmcb->save.cs.base = svm->vcpu.sipi_vector << 12;
+                svm->vmcb->save.cs.selector = svm->vcpu.sipi_vector << 8;
+        }
 }
 
 static struct kvm_vcpu *svm_create_vcpu(struct kvm *kvm, unsigned int id)
@@ -1241,6 +1249,7 @@ static int (*svm_exit_handlers[])(struct vcpu_svm *svm,
         [SVM_EXIT_VINTR]                        = interrupt_window_interception,
         /* [SVM_EXIT_CR0_SEL_WRITE]             = emulate_on_interception, */
         [SVM_EXIT_CPUID]                        = cpuid_interception,
+        [SVM_EXIT_INVD]                         = emulate_on_interception,
         [SVM_EXIT_HLT]                          = halt_interception,
         [SVM_EXIT_INVLPG]                       = emulate_on_interception,
         [SVM_EXIT_INVLPGA]                      = invalid_op_interception,
@@ -1255,6 +1264,7 @@ static int (*svm_exit_handlers[])(struct vcpu_svm *svm,
         [SVM_EXIT_STGI]                         = invalid_op_interception,
         [SVM_EXIT_CLGI]                         = invalid_op_interception,
         [SVM_EXIT_SKINIT]                       = invalid_op_interception,
+        [SVM_EXIT_WBINVD]                       = emulate_on_interception,
         [SVM_EXIT_MONITOR]                      = invalid_op_interception,
         [SVM_EXIT_MWAIT]                        = invalid_op_interception,
 };
@@ -1579,10 +1589,6 @@ static void svm_vcpu_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
 #endif
                 : "cc", "memory" );
 
-        local_irq_disable();
-
-        stgi();
-
         if ((svm->vmcb->save.dr7 & 0xff))
                 load_db_regs(svm->host_db_regs);
 
@@ -1599,6 +1605,10 @@ static void svm_vcpu_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
 
         reload_tss(vcpu);
 
+        local_irq_disable();
+
+        stgi();
+
         svm->next_rip = 0;
 }