On 3/6/20 4:44 PM, Gerd Hoffmann wrote:
Signed-off-by: Gerd Hoffmann <kra...@redhat.com>
---
src/fw/paravirt.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/src/fw/paravirt.c b/src/fw/paravirt.c
index 4fcd8f570673..8b463af96c3e 100644
--- a/src/fw/paravirt.c
+++ b/src/fw/paravirt.c
@@ -67,6 +67,11 @@ static void kvm_detect(void)
if (strcmp(signature, "KVMKVMKVM") == 0) {
dprintf(1, "Running on KVM\n");
PlatformRunningOn |= PF_KVM;
+ if (eax >= KVM_CPUID_SIGNATURE + 0x10) {
+ cpuid(KVM_CPUID_SIGNATURE + 0x10, &eax, &ebx, &ecx, &edx);
+ dprintf(1, "kvm: have invtsc, freq %u kHz\n", eax);
What is "invtsc"? "tsc" alone maybe?
Reviewed-by: Philippe Mathieu-Daudé <phi...@redhat.com>
+ tsctimer_setfreq(eax);
+ }
}
}
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