[RFC PATCH 2/4] spapr: TCG: Migrate spapr_cpu->prod

[Fabiano Rosas <farosas@linux.ibm.com>]

I'm seeing some stack traces in the migrated guest going through cede
and some hangs at the plpar_hcall_norets so let's make sure everything
related to cede/prod is being migrated just in case.

Signed-off-by: Fabiano Rosas <farosas@linux.ibm.com>
---
 hw/ppc/spapr_cpu_core.c         | 1 +
 include/hw/ppc/spapr_cpu_core.h | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/hw/ppc/spapr_cpu_core.c b/hw/ppc/spapr_cpu_core.c
index ed84713960..efda7730f1 100644
--- a/hw/ppc/spapr_cpu_core.c
+++ b/hw/ppc/spapr_cpu_core.c
@@ -179,6 +179,7 @@ static const VMStateDescription vmstate_spapr_cpu_state = {
     .version_id = 1,
     .minimum_version_id = 1,
     .fields = (VMStateField[]) {
+        VMSTATE_BOOL(prod, SpaprCpuState),
         VMSTATE_END_OF_LIST()
     },
     .subsections = (const VMStateDescription * []) {
diff --git a/include/hw/ppc/spapr_cpu_core.h b/include/hw/ppc/spapr_cpu_core.h
index b560514560..2772689c84 100644
--- a/include/hw/ppc/spapr_cpu_core.h
+++ b/include/hw/ppc/spapr_cpu_core.h
@@ -45,7 +45,7 @@ typedef struct SpaprCpuState {
     uint64_t vpa_addr;
     uint64_t slb_shadow_addr, slb_shadow_size;
     uint64_t dtl_addr, dtl_size;
-    bool prod; /* not migrated, only used to improve dispatch latencies */
+    bool prod;
     struct ICPState *icp;
     struct XiveTCTX *tctx;
 
-- 
2.34.1