From b94b64c9a79a322802f13f44e9690a7b6a22710e Mon Sep 17 00:00:00 2001 From: Vadim Rozenfeld Date: Thu, 23 Jan 2014 18:12:52 +1100 Subject: [PATCH] KVM: x86: mark hyper-v hypercall page as dirty Signed-off-by: Vadim Rozenfeld Reviewed-by: Marcelo Tosatti Signed-off-by: Paolo Bonzini --- arch/x86/kvm/x86.c | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 0c76f7cfdb32..0fa9c84e36cb 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -1840,6 +1840,7 @@ static int set_msr_hyperv_pw(struct kvm_vcpu *vcpu, u32 msr, u64 data) if (__copy_to_user((void __user *)addr, instructions, 4)) return 1; kvm->arch.hv_hypercall = data; + mark_page_dirty(kvm, gfn); break; } case HV_X64_MSR_REFERENCE_TSC: { -- 2.39.5