target/ppc/cpu_init: Synchronize DEXCR with KVM for migration

The patch enables DEXCR migration by hooking with the
"KVM one reg" ID KVM_REG_PPC_DEXCR.

Signed-off-by: Shivaprasad G Bhat <sbhat@linux.ibm.com>
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>

diff --git a/target/ppc/cpu_init.c b/target/ppc/cpu_init.c
index cdada7987d88cdf143479b4f753dc15a9960ba14..7c3ee8066162167484814f548e189da65c458eff 100644 (file)
--- a/target/ppc/cpu_init.c
+++ b/target/ppc/cpu_init.c
@@ -5886,9 +5886,9 @@ static void register_power10_hash_sprs(CPUPPCState *env)
 
 static void register_power10_dexcr_sprs(CPUPPCState *env)
 {
-    spr_register(env, SPR_DEXCR, "DEXCR",
+    spr_register_kvm(env, SPR_DEXCR, "DEXCR",
             SPR_NOACCESS, SPR_NOACCESS,
-            &spr_read_generic, &spr_write_generic,
+            &spr_read_generic, &spr_write_generic, KVM_REG_PPC_DEXCR,
             0);
 
     spr_register(env, SPR_UDEXCR, "UDEXCR",