[PATCH 21/22] exec/cpu: Have cpu_exec_realize() return a boolean

[Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>]

Following the example documented since commit e3fe3988d7 ("error:
Document Error API usage rules"), have cpu_exec_realizefn()
return a boolean indicating whether an error is set or not.

Signed-off-by: Philippe Mathieu-Daudé <philmd@xxxxxxxxxx>
---
 include/hw/core/cpu.h | 2 +-
 cpu.c                 | 6 ++++--
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h
index 1e940f6bb5..3dc6968428 100644
--- a/include/hw/core/cpu.h
+++ b/include/hw/core/cpu.h
@@ -1014,7 +1014,7 @@ G_NORETURN void cpu_abort(CPUState *cpu, const char *fmt, ...)
 /* $(top_srcdir)/cpu.c */
 void cpu_class_init_props(DeviceClass *dc);
 void cpu_exec_initfn(CPUState *cpu);
-void cpu_exec_realizefn(CPUState *cpu, Error **errp);
+bool cpu_exec_realizefn(CPUState *cpu, Error **errp);
 void cpu_exec_unrealizefn(CPUState *cpu);
 
 /**
diff --git a/cpu.c b/cpu.c
index 84b03c09ac..96ae440b81 100644
--- a/cpu.c
+++ b/cpu.c
@@ -131,7 +131,7 @@ const VMStateDescription vmstate_cpu_common = {
 };
 #endif
 
-void cpu_exec_realizefn(CPUState *cpu, Error **errp)
+bool cpu_exec_realizefn(CPUState *cpu, Error **errp)
 {
     /* cache the cpu class for the hotpath */
     cpu->cc = CPU_GET_CLASS(cpu);
@@ -142,7 +142,7 @@ void cpu_exec_realizefn(CPUState *cpu, Error **errp)
     }
 
     if (!accel_cpu_realizefn(cpu, errp)) {
-        return;
+        return false;
     }
 
     /* NB: errp parameter is unused currently */
@@ -169,6 +169,8 @@ void cpu_exec_realizefn(CPUState *cpu, Error **errp)
         vmstate_register(NULL, cpu->cpu_index, cpu->cc->sysemu_ops->legacy_vmsd, cpu);
     }
 #endif /* CONFIG_USER_ONLY */
+
+    return true;
 }
 
 void cpu_exec_unrealizefn(CPUState *cpu)
-- 
2.41.0