---
hw/ppc/spapr.c | 3 +++
target-ppc/kvm.c | 6 ++++++
target-ppc/kvm_ppc.h | 1 +
3 files changed, 10 insertions(+)
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 30d6800..d41f1a5 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -1857,6 +1857,9 @@ static void ppc_spapr_init(MachineState *machine)
/* Enable H_LOGICAL_CI_* so SLOF can talk to in-kernel devices */
kvmppc_enable_logical_ci_hcalls();
kvmppc_enable_set_mode_hcall();
+
+ /* H_CLEAR_MOD/_REF are mandatory in PAPR, but off by default */
+ kvmppc_enable_clear_ref_mod_hcalls();
}
/* allocate RAM */
diff --git a/target-ppc/kvm.c b/target-ppc/kvm.c
index dcb68b9..0e64a46 100644
--- a/target-ppc/kvm.c
+++ b/target-ppc/kvm.c
@@ -2055,6 +2055,12 @@ void kvmppc_enable_set_mode_hcall(void)
kvmppc_enable_hcall(kvm_state, H_SET_MODE);
}
+void kvmppc_enable_clear_ref_mod_hcalls(void)
+{
+ kvmppc_enable_hcall(kvm_state, H_CLEAR_REF);
+ kvmppc_enable_hcall(kvm_state, H_CLEAR_MOD);
+}
+
void kvmppc_set_papr(PowerPCCPU *cpu)
{
CPUState *cs = CPU(cpu);
diff --git a/target-ppc/kvm_ppc.h b/target-ppc/kvm_ppc.h
index 5461d10..33b7ed2 100644
--- a/target-ppc/kvm_ppc.h
+++ b/target-ppc/kvm_ppc.h
@@ -24,6 +24,7 @@ int kvmppc_get_hypercall(CPUPPCState *env, uint8_t *buf, int
buf_len);
int kvmppc_set_interrupt(PowerPCCPU *cpu, int irq, int level);
void kvmppc_enable_logical_ci_hcalls(void);
void kvmppc_enable_set_mode_hcall(void);
+void kvmppc_enable_clear_ref_mod_hcalls(void);
void kvmppc_set_papr(PowerPCCPU *cpu);
int kvmppc_set_compat(PowerPCCPU *cpu, uint32_t cpu_version);
void kvmppc_set_mpic_proxy(PowerPCCPU *cpu, int mpic_proxy);