[PATCH 1/6] KVM: PPC: Book3S HV: Fix the set_one_reg for MMCR3

Shivaprasad G Bhat
2024-06-03T11:14:29Z

The kvmppc_set_one_reg_hv() wrongly get() the value
instead of set() for MMCR3. Fix the same.

Fixes: 5752fe0b811b ("KVM: PPC: Book3S HV: Save/restore new PMU registers")
Signed-off-by: Shivaprasad G Bhat <sbhat@linux.ibm.com>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
---
arch/powerpc/kvm/book3s_hv.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c
index daaf7faf21a5..a4f34f94c86f 100644
--- a/arch/powerpc/kvm/book3s_hv.c
+++ b/arch/powerpc/kvm/book3s_hv.c
@@ -2540,7 +2540,7 @@ static int kvmppc_set_one_reg_hv(struct kvm_vcpu *vcpu, u64 id,
vcpu->arch.mmcrs = set_reg_val(id, *val);
break;
case KVM_REG_PPC_MMCR3:
- *val = get_reg_val(id, vcpu->arch.mmcr[3]);
+ kvmppc_set_mmcr_hv(vcpu, 3, set_reg_val(id, *val));
break;
case KVM_REG_PPC_PMC1 ... KVM_REG_PPC_PMC8:
i = id - KVM_REG_PPC_PMC1;