diff options
Diffstat (limited to 'target/i386')
| -rw-r--r-- | target/i386/cpu.c | 2 | ||||
| -rw-r--r-- | target/i386/cpu.h | 1 | ||||
| -rw-r--r-- | target/i386/kvm/hyperv-proto.h | 1 | ||||
| -rw-r--r-- | target/i386/kvm/kvm.c | 8 |
4 files changed, 12 insertions, 0 deletions
diff --git a/target/i386/cpu.c b/target/i386/cpu.c index 63cec0ea68..3429a4e455 100644 --- a/target/i386/cpu.c +++ b/target/i386/cpu.c @@ -6972,6 +6972,8 @@ static Property x86_cpu_properties[] = { HYPERV_FEAT_MSR_BITMAP, 0), DEFINE_PROP_BIT64("hv-xmm-input", X86CPU, hyperv_features, HYPERV_FEAT_XMM_INPUT, 0), + DEFINE_PROP_BIT64("hv-tlbflush-ext", X86CPU, hyperv_features, + HYPERV_FEAT_TLBFLUSH_EXT, 0), DEFINE_PROP_ON_OFF_AUTO("hv-no-nonarch-coresharing", X86CPU, hyperv_no_nonarch_cs, ON_OFF_AUTO_OFF), DEFINE_PROP_BIT64("hv-syndbg", X86CPU, hyperv_features, diff --git a/target/i386/cpu.h b/target/i386/cpu.h index 37e9553584..5ff48257e5 100644 --- a/target/i386/cpu.h +++ b/target/i386/cpu.h @@ -1108,6 +1108,7 @@ uint64_t x86_cpu_get_supported_feature_word(FeatureWord w, #define HYPERV_FEAT_SYNDBG 16 #define HYPERV_FEAT_MSR_BITMAP 17 #define HYPERV_FEAT_XMM_INPUT 18 +#define HYPERV_FEAT_TLBFLUSH_EXT 19 #ifndef HYPERV_SPINLOCK_NEVER_NOTIFY #define HYPERV_SPINLOCK_NEVER_NOTIFY 0xFFFFFFFF diff --git a/target/i386/kvm/hyperv-proto.h b/target/i386/kvm/hyperv-proto.h index f5f16474fa..c7854ed6d3 100644 --- a/target/i386/kvm/hyperv-proto.h +++ b/target/i386/kvm/hyperv-proto.h @@ -59,6 +59,7 @@ #define HV_FREQUENCY_MSRS_AVAILABLE (1u << 8) #define HV_GUEST_CRASH_MSR_AVAILABLE (1u << 10) #define HV_FEATURE_DEBUG_MSRS_AVAILABLE (1u << 11) +#define HV_EXT_GVA_RANGES_FLUSH_AVAILABLE (1u << 14) #define HV_STIMER_DIRECT_MODE_AVAILABLE (1u << 19) /* diff --git a/target/i386/kvm/kvm.c b/target/i386/kvm/kvm.c index 7e6f934eda..a11c8e88f6 100644 --- a/target/i386/kvm/kvm.c +++ b/target/i386/kvm/kvm.c @@ -987,6 +987,14 @@ static struct { .bits = HV_HYPERCALL_XMM_INPUT_AVAILABLE} } }, + [HYPERV_FEAT_TLBFLUSH_EXT] = { + .desc = "Extended gva ranges for TLB flush hypercalls (hv-tlbflush-ext)", + .flags = { + {.func = HV_CPUID_FEATURES, .reg = R_EDX, + .bits = HV_EXT_GVA_RANGES_FLUSH_AVAILABLE} + }, + .dependencies = BIT(HYPERV_FEAT_TLBFLUSH) + }, }; static struct kvm_cpuid2 *try_get_hv_cpuid(CPUState *cs, int max, |