[PATCH 1/2] mark hyper-v hypercall page as dirty

[Vadim Rozenfeld]

Signed-off-by: Vadim Rozenfeld <vroze...@redhat.com>
---
 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 59b95b1..e8599ed 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: {
-- 
1.8.1.4

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