aboutsummaryrefslogtreecommitdiff
path: root/arch/x86/kvm/svm.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/x86/kvm/svm.c')
-rw-r--r--arch/x86/kvm/svm.c26
1 files changed, 25 insertions, 1 deletions
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 0eac1a5060a..8953292acfd 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -949,7 +949,9 @@ static void new_asid(struct vcpu_svm *svm, struct svm_cpu_data *svm_data)
static unsigned long svm_get_dr(struct kvm_vcpu *vcpu, int dr)
{
- return to_svm(vcpu)->db_regs[dr];
+ unsigned long val = to_svm(vcpu)->db_regs[dr];
+ KVMTRACE_2D(DR_READ, vcpu, (u32)dr, (u32)val, handler);
+ return val;
}
static void svm_set_dr(struct kvm_vcpu *vcpu, int dr, unsigned long value,
@@ -1004,6 +1006,12 @@ static int pf_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run)
fault_address = svm->vmcb->control.exit_info_2;
error_code = svm->vmcb->control.exit_info_1;
+
+ if (!npt_enabled)
+ KVMTRACE_3D(PAGE_FAULT, &svm->vcpu, error_code,
+ (u32)fault_address, (u32)(fault_address >> 32),
+ handler);
+
return kvm_mmu_page_fault(&svm->vcpu, fault_address, error_code);
}
@@ -1083,12 +1091,14 @@ static int io_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run)
static int nmi_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run)
{
+ KVMTRACE_0D(NMI, &svm->vcpu, handler);
return 1;
}
static int intr_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run)
{
++svm->vcpu.stat.irq_exits;
+ KVMTRACE_0D(INTR, &svm->vcpu, handler);
return 1;
}
@@ -1230,6 +1240,9 @@ static int rdmsr_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run)
if (svm_get_msr(&svm->vcpu, ecx, &data))
kvm_inject_gp(&svm->vcpu, 0);
else {
+ KVMTRACE_3D(MSR_READ, &svm->vcpu, ecx, (u32)data,
+ (u32)(data >> 32), handler);
+
svm->vmcb->save.rax = data & 0xffffffff;
svm->vcpu.arch.regs[VCPU_REGS_RDX] = data >> 32;
svm->next_rip = svm->vmcb->save.rip + 2;
@@ -1315,6 +1328,10 @@ static int wrmsr_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run)
u32 ecx = svm->vcpu.arch.regs[VCPU_REGS_RCX];
u64 data = (svm->vmcb->save.rax & -1u)
| ((u64)(svm->vcpu.arch.regs[VCPU_REGS_RDX] & -1u) << 32);
+
+ KVMTRACE_3D(MSR_WRITE, &svm->vcpu, ecx, (u32)data, (u32)(data >> 32),
+ handler);
+
svm->next_rip = svm->vmcb->save.rip + 2;
if (svm_set_msr(&svm->vcpu, ecx, data))
kvm_inject_gp(&svm->vcpu, 0);
@@ -1334,6 +1351,8 @@ static int msr_interception(struct vcpu_svm *svm, struct kvm_run *kvm_run)
static int interrupt_window_interception(struct vcpu_svm *svm,
struct kvm_run *kvm_run)
{
+ KVMTRACE_0D(PEND_INTR, &svm->vcpu, handler);
+
svm->vmcb->control.intercept &= ~(1ULL << INTERCEPT_VINTR);
svm->vmcb->control.int_ctl &= ~V_IRQ_MASK;
/*
@@ -1408,6 +1427,9 @@ static int handle_exit(struct kvm_run *kvm_run, struct kvm_vcpu *vcpu)
struct vcpu_svm *svm = to_svm(vcpu);
u32 exit_code = svm->vmcb->control.exit_code;
+ KVMTRACE_3D(VMEXIT, vcpu, exit_code, (u32)svm->vmcb->save.rip,
+ (u32)((u64)svm->vmcb->save.rip >> 32), entryexit);
+
if (npt_enabled) {
int mmu_reload = 0;
if ((vcpu->arch.cr0 ^ svm->vmcb->save.cr0) & X86_CR0_PG) {
@@ -1481,6 +1503,8 @@ static inline void svm_inject_irq(struct vcpu_svm *svm, int irq)
{
struct vmcb_control_area *control;
+ KVMTRACE_1D(INJ_VIRQ, &svm->vcpu, (u32)irq, handler);
+
control = &svm->vmcb->control;
control->int_vector = irq;
control->int_ctl &= ~V_INTR_PRIO_MASK;