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authorOlof Johansson <olof@lixom.net>2012-02-10 12:40:34 -0800
committerOlof Johansson <olof@lixom.net>2012-02-10 12:40:34 -0800
commit082f53c2f573c75a8f1610c587a43b6817e20f90 (patch)
treec3ad3a58967e7f7f61ff12ff59284dba1e76d093 /arch/x86/kvm/x86.c
parente69128b947da0a2474447868f73c76311e2baedb (diff)
parentb024e33682c8e56cc8e869245dabd1b91ffe00ea (diff)
Merge branch 'for-arm-soc' of git://sources.calxeda.com/kernel/linux into next/soc
* 'for-arm-soc' of git://sources.calxeda.com/kernel/linux: (247 commits) ARM: highbank: remove unused memory.h ARM: highbank: enable sp804 based sched_clock ARM: timer-sp: add sched_clock support Linux 3.3-rc3 pcmcia: fix socket refcount decrementing on each resume mm: fix UP THP spin_is_locked BUGs drivers/leds/leds-lm3530.c: fix setting pltfm->als_vmax mm: compaction: check for overlapping nodes during isolation for migration nilfs2: avoid overflowing segment numbers in nilfs_ioctl_clean_segments() ASoC: wm8994: Disable line output discharge prior to ramping VMID ASoC: wm8994: Fix typo in VMID ramp setting ALSA: oxygen, virtuoso: fix exchanged L/R volumes of aux and CD inputs ALSA: usb-audio: add Edirol UM-3G support checkpatch: Warn on code with 6+ tab indentation ACPI: remove duplicated lines of merging problems with acpi_processor_add ALSA: hda - add support for Uniwill ECS M31EI notebook HID: wiimote: fix invalid power_supply_powers call ALSA: hda - Fix error handling in patch_ca0132.c target: Fix unsupported WRITE_SAME sense payload iscsi: use IP_FREEBIND socket option ...
Diffstat (limited to 'arch/x86/kvm/x86.c')
-rw-r--r--arch/x86/kvm/x86.c45
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 14d6cadc4ba..9cbfc069811 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1495,6 +1495,8 @@ static void record_steal_time(struct kvm_vcpu *vcpu)
int kvm_set_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 data)
{
+ bool pr = false;
+
switch (msr) {
case MSR_EFER:
return set_efer(vcpu, data);
@@ -1635,6 +1637,18 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 data)
pr_unimpl(vcpu, "unimplemented perfctr wrmsr: "
"0x%x data 0x%llx\n", msr, data);
break;
+ case MSR_P6_PERFCTR0:
+ case MSR_P6_PERFCTR1:
+ pr = true;
+ case MSR_P6_EVNTSEL0:
+ case MSR_P6_EVNTSEL1:
+ if (kvm_pmu_msr(vcpu, msr))
+ return kvm_pmu_set_msr(vcpu, msr, data);
+
+ if (pr || data != 0)
+ pr_unimpl(vcpu, "disabled perfctr wrmsr: "
+ "0x%x data 0x%llx\n", msr, data);
+ break;
case MSR_K7_CLK_CTL:
/*
* Ignore all writes to this no longer documented MSR.
@@ -1835,6 +1849,14 @@ int kvm_get_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 *pdata)
case MSR_FAM10H_MMIO_CONF_BASE:
data = 0;
break;
+ case MSR_P6_PERFCTR0:
+ case MSR_P6_PERFCTR1:
+ case MSR_P6_EVNTSEL0:
+ case MSR_P6_EVNTSEL1:
+ if (kvm_pmu_msr(vcpu, msr))
+ return kvm_pmu_get_msr(vcpu, msr, pdata);
+ data = 0;
+ break;
case MSR_IA32_UCODE_REV:
data = 0x100000000ULL;
break;
@@ -4180,6 +4202,28 @@ static int emulator_intercept(struct x86_emulate_ctxt *ctxt,
return kvm_x86_ops->check_intercept(emul_to_vcpu(ctxt), info, stage);
}
+static bool emulator_get_cpuid(struct x86_emulate_ctxt *ctxt,
+ u32 *eax, u32 *ebx, u32 *ecx, u32 *edx)
+{
+ struct kvm_cpuid_entry2 *cpuid = NULL;
+
+ if (eax && ecx)
+ cpuid = kvm_find_cpuid_entry(emul_to_vcpu(ctxt),
+ *eax, *ecx);
+
+ if (cpuid) {
+ *eax = cpuid->eax;
+ *ecx = cpuid->ecx;
+ if (ebx)
+ *ebx = cpuid->ebx;
+ if (edx)
+ *edx = cpuid->edx;
+ return true;
+ }
+
+ return false;
+}
+
static struct x86_emulate_ops emulate_ops = {
.read_std = kvm_read_guest_virt_system,
.write_std = kvm_write_guest_virt_system,
@@ -4211,6 +4255,7 @@ static struct x86_emulate_ops emulate_ops = {
.get_fpu = emulator_get_fpu,
.put_fpu = emulator_put_fpu,
.intercept = emulator_intercept,
+ .get_cpuid = emulator_get_cpuid,
};
static void cache_all_regs(struct kvm_vcpu *vcpu)