diff mbox series

[for-5.0,v2,2/3] cpu: Introduce cpu_class_set_parent_reset()

Message ID 157591412446.46967.3396208003660997745.stgit@bahia.lan
State New
Headers show
Series cpu: Clarify overloading of reset QOM methods | expand

Commit Message

Greg Kurz Dec. 9, 2019, 5:55 p.m. UTC 
Similarly to what we already do with qdev, use a helper to overload the
reset QOM methods of the parent in children classes, for clarity.

Signed-off-by: Greg Kurz <groug@kaod.org>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
---
 hw/core/cpu.c         |    8 ++++++++
 include/hw/core/cpu.h |    4 ++++
 2 files changed, 12 insertions(+)
diff mbox series

Patch

diff --git a/hw/core/cpu.c b/hw/core/cpu.c
index db1a03c6bbb3..6dad2c8488a9 100644
--- a/hw/core/cpu.c
+++ b/hw/core/cpu.c
@@ -239,6 +239,14 @@  void cpu_dump_statistics(CPUState *cpu, int flags)
     }
 }
 
+void cpu_class_set_parent_reset(CPUClass *cc,
+                                CPUReset child_reset,
+                                CPUReset *parent_reset)
+{
+    *parent_reset = cc->reset;
+    cc->reset = child_reset;
+}
+
 void cpu_reset(CPUState *cpu)
 {
     CPUClass *klass = CPU_GET_CLASS(cpu);
diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h
index 047e3972ecaf..6680f4b047f4 100644
--- a/include/hw/core/cpu.h
+++ b/include/hw/core/cpu.h
@@ -1137,6 +1137,10 @@  void cpu_exec_unrealizefn(CPUState *cpu);
  */
 bool target_words_bigendian(void);
 
+void cpu_class_set_parent_reset(CPUClass *cc,
+                                CPUReset child_reset,
+                                CPUReset *parent_reset);
+
 #ifdef NEED_CPU_H
 
 #ifdef CONFIG_SOFTMMU