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| author | Maxim Levitsky <mlevitsk@redhat.com> | 2021-01-07 10:38:52 +0100 |
|---|---|---|
| committer | Paolo Bonzini <pbonzini@redhat.com> | 2021-01-08 00:11:33 +0100 |
| commit | 81f76adad560dfc39cb9625cf1e00a7e2b7b88df (patch) | |
| tree | 8479d4a8aee319985603cee5c83175ed1119edbf | |
| parent | KVM: x86/mmu: Clarify TDP MMU page list invariants (diff) | |
| download | linux-81f76adad560dfc39cb9625cf1e00a7e2b7b88df.tar.xz linux-81f76adad560dfc39cb9625cf1e00a7e2b7b88df.zip | |
KVM: nSVM: correctly restore nested_run_pending on migration
The code to store it on the migration exists, but no code was restoring it.
One of the side effects of fixing this is that L1->L2 injected events
are no longer lost when migration happens with nested run pending.
Signed-off-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20210107093854.882483-3-mlevitsk@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
| -rw-r--r-- | arch/x86/kvm/svm/nested.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/kvm/svm/nested.c b/arch/x86/kvm/svm/nested.c index b0b667456b2e..a466336aab43 100644 --- a/arch/x86/kvm/svm/nested.c +++ b/arch/x86/kvm/svm/nested.c @@ -1194,6 +1194,10 @@ static int svm_set_nested_state(struct kvm_vcpu *vcpu, * in the registers, the save area of the nested state instead * contains saved L1 state. */ + + svm->nested.nested_run_pending = + !!(kvm_state->flags & KVM_STATE_NESTED_RUN_PENDING); + copy_vmcb_control_area(&hsave->control, &svm->vmcb->control); hsave->save = *save; |