[kvm-devel] [PATCH] KVM: release bad page on MSR_KVM_SYSTEM_TIME

[Marcelo Tosatti]

Subject says it all.

Signed-off-by: Marcelo Tosatti <[EMAIL PROTECTED]>


diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index e1aa6c9..ff7ef12 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -595,8 +595,10 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, u32 msr, u64 
data)
                                gfn_to_page(vcpu->kvm, data >> PAGE_SHIFT);
                up_read(&current->mm->mmap_sem);
 
-               if (is_error_page(vcpu->arch.time_page))
+               if (is_error_page(vcpu->arch.time_page)) {
+                       kvm_release_page_clean(vcpu->arch.time_page);
                        vcpu->arch.time_page = NULL;
+               }
 
                kvm_write_guest_time(vcpu);
                break;

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