public inbox for kvm@vger.kernel.org
 help / color / mirror / Atom feed
* [PATCH] KVM: VMX: Advertize RDTSC exiting to nested guests
@ 2012-08-13 12:38 Avi Kivity
  2012-08-13 22:08 ` Marcelo Tosatti
  0 siblings, 1 reply; 2+ messages in thread
From: Avi Kivity @ 2012-08-13 12:38 UTC (permalink / raw)
  To: Marcelo Tosatti; +Cc: kvm

All processors that support VMX have that feature, and guests (Xen) depend on
it.  As we already implement it, advertize it to the guest.

Signed-off-by: Avi Kivity <avi@redhat.com>
---
 arch/x86/kvm/vmx.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index cc8ad98..8092f25 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -1990,7 +1990,7 @@ static __init void nested_vmx_setup_ctls_msrs(void)
 #endif
 		CPU_BASED_MOV_DR_EXITING | CPU_BASED_UNCOND_IO_EXITING |
 		CPU_BASED_USE_IO_BITMAPS | CPU_BASED_MONITOR_EXITING |
-		CPU_BASED_RDPMC_EXITING |
+		CPU_BASED_RDPMC_EXITING | CPU_BASED_RDTSC_EXITING |
 		CPU_BASED_ACTIVATE_SECONDARY_CONTROLS;
 	/*
 	 * We can allow some features even when not supported by the
-- 
1.7.11.3


^ permalink raw reply related	[flat|nested] 2+ messages in thread
end of thread, other threads:[~2012-08-13 22:09 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2012-08-13 12:38 [PATCH] KVM: VMX: Advertize RDTSC exiting to nested guests Avi Kivity
2012-08-13 22:08 ` Marcelo Tosatti

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox