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KVM: PPC: Book3S HV: Initialize AMOR in nested entry

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The hypervisor always sets AMOR to ~0, but let's ensure we're not
passing stale values around.

Signed-off-by: Fabiano Rosas <farosas@linux.ibm.com>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20220425142151.1495142-1-farosas@linux.ibm.com
This commit is contained in:
Fabiano Rosas 2022-04-25 11:21:51 -03:00 committed by Michael Ellerman
parent 15eb1b6afc
commit 1d1cd0f12a
1 changed files with 1 additions and 0 deletions
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arch/powerpc/kvm/book3s_hv.c
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@ -3967,6 +3967,7 @@ static int kvmhv_vcpu_entry_p9_nested(struct kvm_vcpu *vcpu, u64 time_limit, uns
kvmhv_save_hv_regs(vcpu, &hvregs);
hvregs.lpcr = lpcr;
hvregs.amor = ~0;
vcpu->arch.regs.msr = vcpu->arch.shregs.msr;
hvregs.version = HV_GUEST_STATE_VERSION;
if (vcpu->arch.nested) {