6.6-stable review patch. If anyone has any objections, please let me know.
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From: Shivaprasad G Bhat sbhat@linux.ibm.com
[ Upstream commit f9ca6a10be20479d526f27316cc32cfd1785ed39 ]
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 Signed-off-by: Michael Ellerman mpe@ellerman.id.au Link: https://msgid.link/171759276847.1480.16387950124201117847.stgit@linux.ibm.co... Signed-off-by: Sasha Levin sashal@kernel.org --- 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 0429488ba170d..1e668e238a288 100644 --- a/arch/powerpc/kvm/book3s_hv.c +++ b/arch/powerpc/kvm/book3s_hv.c @@ -2484,7 +2484,7 @@ 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;