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[Qemu-devel] [RFC PATCH v1 3/5] spapr: Implement CPUClass::get_migration


From: Bharata B Rao
Subject: [Qemu-devel] [RFC PATCH v1 3/5] spapr: Implement CPUClass::get_migration_id() for PowerPC CPUs
Date: Wed, 6 Jul 2016 14:29:19 +0530

cpu_index is used as migration_id by default. For machine type versions
that set use-migration-id property, cpu_dt_it is returned.

Signed-off-by: Bharata B Rao <address@hidden>
---
 target-ppc/translate_init.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c
index efd6b88..9ca2f5e 100644
--- a/target-ppc/translate_init.c
+++ b/target-ppc/translate_init.c
@@ -10359,6 +10359,17 @@ static gchar *ppc_gdb_arch_name(CPUState *cs)
 #endif
 }
 
+static int ppc_cpu_get_migration_id(CPUState *cs)
+{
+    PowerPCCPU *cpu = POWERPC_CPU(cs);
+
+    if (cs->use_migration_id) {
+        return (int) cpu->cpu_dt_id;
+    } else {
+        return cs->cpu_index;
+    }
+}
+
 static void ppc_cpu_class_init(ObjectClass *oc, void *data)
 {
     PowerPCCPUClass *pcc = POWERPC_CPU_CLASS(oc);
@@ -10412,6 +10423,7 @@ static void ppc_cpu_class_init(ObjectClass *oc, void 
*data)
 #ifndef CONFIG_USER_ONLY
     cc->virtio_is_big_endian = ppc_cpu_is_big_endian;
 #endif
+    cc->get_migration_id = ppc_cpu_get_migration_id;
 
     dc->fw_name = "PowerPC,UNKNOWN";
 }
-- 
2.7.4




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