From: Wanpeng Li <wanpen...@tencent.com>
Per KVM_GET_SUPPORTED_CPUID ioctl documentation:
This ioctl returns x86 cpuid features which are supported by both the
hardware and kvm in its default configuration.
A well-behaved userspace should not set the bit if it is not supported.
Suggested-by: Jim Mattson <jmatt...@google.com>
Signed-off-by: Wanpeng Li <wanpen...@tencent.com>
---
arch/x86/kvm/cpuid.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c
index 06a278b..225d251 100644
--- a/arch/x86/kvm/cpuid.c
+++ b/arch/x86/kvm/cpuid.c
@@ -789,7 +789,7 @@ static inline int __do_cpuid_func(struct kvm_cpuid_array
*array, u32 function)
entry->ebx = 0;
entry->ecx = 0;
- entry->edx = 0;
+ entry->edx = (1 << KVM_HINTS_REALTIME);
break;
case 0x80000000:
entry->eax = min(entry->eax, 0x8000001f);
--
2.7.4
