On Sat, 23 May 2015 17:06:29 -0300
Marcelo Tosatti mtosa...@redhat.com wrote:
Initialize kvmclock base, on kvmclock system MSR write time,
so that the guest sees kvmclock counting from zero.
This matches baremetal behaviour when kvmclock in guest
sets sched clock stable.
Signed-off-by: Marcelo Tosatti mtosa...@redhat.com
Tested-by: Luiz Capitulino lcapitul...@redhat.com
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index cc2c759..ea40d24 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -2188,6 +2188,8 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct
msr_data *msr_info)
vcpu-requests);
ka-boot_vcpu_runs_old_kvmclock = tmp;
+
+ ka-kvmclock_offset = -get_kernel_ns();
}
vcpu-arch.time = data;
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