*_run_on_cpu: introduce run_on_cpu_data type

This changes the *_run_on_cpu APIs (and helpers) to pass data in a
run_on_cpu_data type instead of a plain void *. This is because we
sometimes want to pass a target address (target_ulong) and this fails on
32 bit hosts emulating 64 bit guests.

Signed-off-by: Alex Bennée <alex.bennee@linaro.org>
Message-Id: <20161027151030.20863-24-alex.bennee@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

3 files changed, 11 insertions, 11 deletions

diff --git a/hw/ppc/ppce500_spin.c b/hw/ppc/ppce500_spin.c
index 8e16f651ea..cf958a9e00 100644
--- a/hw/ppc/ppce500_spin.c
+++ b/hw/ppc/ppce500_spin.c
@@ -84,11 +84,11 @@ static void mmubooke_create_initial_mapping(CPUPPCState *env,
     env->tlb_dirty = true;
 }
 
-static void spin_kick(CPUState *cs, void *data)
+static void spin_kick(CPUState *cs, run_on_cpu_data data)
 {
     PowerPCCPU *cpu = POWERPC_CPU(cs);
     CPUPPCState *env = &cpu->env;
-    SpinInfo *curspin = data;
+    SpinInfo *curspin = data.host_ptr;
     hwaddr map_size = 64 * 1024 * 1024;
     hwaddr map_start;
 
@@ -147,7 +147,7 @@ static void spin_write(void *opaque, hwaddr addr, uint64_t value,
 
     if (!(ldq_p(&curspin->addr) & 1)) {
         /* run CPU */
-        run_on_cpu(cpu, spin_kick, curspin);
+        run_on_cpu(cpu, spin_kick, RUN_ON_CPU_HOST_PTR(curspin));
     }
 }
 
diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c
index 486f57d6f6..91989f028b 100644
--- a/hw/ppc/spapr.c
+++ b/hw/ppc/spapr.c
@@ -2148,7 +2148,7 @@ static void spapr_machine_finalizefn(Object *obj)
     g_free(spapr->kvm_type);
 }
 
-static void ppc_cpu_do_nmi_on_cpu(CPUState *cs, void *arg)
+static void ppc_cpu_do_nmi_on_cpu(CPUState *cs, run_on_cpu_data arg)
 {
     cpu_synchronize_state(cs);
     ppc_cpu_do_system_reset(cs);
@@ -2159,7 +2159,7 @@ static void spapr_nmi(NMIState *n, int cpu_index, Error **errp)
     CPUState *cs;
 
     CPU_FOREACH(cs) {
-        async_run_on_cpu(cs, ppc_cpu_do_nmi_on_cpu, NULL);
+        async_run_on_cpu(cs, ppc_cpu_do_nmi_on_cpu, RUN_ON_CPU_NULL);
     }
 }
 
diff --git a/hw/ppc/spapr_hcall.c b/hw/ppc/spapr_hcall.c
index c5e7e8c995..682de40440 100644
--- a/hw/ppc/spapr_hcall.c
+++ b/hw/ppc/spapr_hcall.c
@@ -18,9 +18,9 @@ struct SPRSyncState {
     target_ulong mask;
 };
 
-static void do_spr_sync(CPUState *cs, void *arg)
+static void do_spr_sync(CPUState *cs, run_on_cpu_data arg)
 {
-    struct SPRSyncState *s = arg;
+    struct SPRSyncState *s = arg.host_ptr;
     PowerPCCPU *cpu = POWERPC_CPU(cs);
     CPUPPCState *env = &cpu->env;
 
@@ -37,7 +37,7 @@ static void set_spr(CPUState *cs, int spr, target_ulong value,
         .value = value,
         .mask = mask
     };
-    run_on_cpu(cs, do_spr_sync, &s);
+    run_on_cpu(cs, do_spr_sync, RUN_ON_CPU_HOST_PTR(&s));
 }
 
 static bool has_spr(PowerPCCPU *cpu, int spr)
@@ -911,10 +911,10 @@ typedef struct {
     Error *err;
 } SetCompatState;
 
-static void do_set_compat(CPUState *cs, void *arg)
+static void do_set_compat(CPUState *cs, run_on_cpu_data arg)
 {
     PowerPCCPU *cpu = POWERPC_CPU(cs);
-    SetCompatState *s = arg;
+    SetCompatState *s = arg.host_ptr;
 
     cpu_synchronize_state(cs);
     ppc_set_compat(cpu, s->cpu_version, &s->err);
@@ -1017,7 +1017,7 @@ static target_ulong h_client_architecture_support(PowerPCCPU *cpu_,
                 .err = NULL,
             };
 
-            run_on_cpu(cs, do_set_compat, &s);
+            run_on_cpu(cs, do_set_compat, RUN_ON_CPU_HOST_PTR(&s));
 
             if (s.err) {
                 error_report_err(s.err);