linux-kernel - [PATCH] KVM: x86: allow KVM_STATE_NESTED_MTF_PENDING in kvm

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Message-Id: <20200519180743.89974-1-pbonzini@redhat.com>
Date:   Tue, 19 May 2020 14:07:43 -0400
From:   Paolo Bonzini <pbonzini@...hat.com>
To:     linux-kernel@...r.kernel.org, kvm@...r.kernel.org
Cc:     oupton@...gle.com, stable@...r.kernel.org
Subject: [PATCH] KVM: x86: allow KVM_STATE_NESTED_MTF_PENDING in kvm_state flags

The migration functionality was left incomplete in commit 5ef8acbdd687
("KVM: nVMX: Emulate MTF when performing instruction emulation", 2020-02-23),
fix it.

Fixes: 5ef8acbdd687 ("KVM: nVMX: Emulate MTF when performing instruction emulation")
Cc: stable@...r.kernel.org
Signed-off-by: Paolo Bonzini <pbonzini@...hat.com>
---
 arch/x86/kvm/x86.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 4f55a44951c3..0001b2addc66 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -4626,7 +4626,7 @@ long kvm_arch_vcpu_ioctl(struct file *filp,
 
 		if (kvm_state.flags &
 		    ~(KVM_STATE_NESTED_RUN_PENDING | KVM_STATE_NESTED_GUEST_MODE
-		      | KVM_STATE_NESTED_EVMCS))
+		      | KVM_STATE_NESTED_EVMCS | KVM_STATE_NESTED_MTF_PENDING))
 			break;
 
 		/* nested_run_pending implies guest_mode.  */
-- 
2.18.2