machine: adding s390 topology to query-cpu-fast

S390x provides two more topology attributes, entitlement and dedication.

Let's add these CPU attributes to the QAPI command query-cpu-fast.

Signed-off-by: Pierre Morel <pmorel@linux.ibm.com>
Reviewed-by: Nina Schoetterl-Glausch <nsg@linux.ibm.com>
Co-developed-by: Nina Schoetterl-Glausch <nsg@linux.ibm.com>
Reviewed-by: Thomas Huth <thuth@redhat.com>
Acked-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Nina Schoetterl-Glausch <nsg@linux.ibm.com>
Message-ID: <20231016183925.2384704-11-nsg@linux.ibm.com>
Signed-off-by: Thomas Huth <thuth@redhat.com>

qapi/machine.json

@@ -57,9 +57,16 @@
 #
 # @cpu-state: the virtual CPU's state
 #
+# @dedicated: the virtual CPU's dedication (since 8.2)
+#
+# @entitlement: the virtual CPU's entitlement (since 8.2)
+#
 # Since: 2.12
 ##
-{ 'struct': 'CpuInfoS390', 'data': { 'cpu-state': 'CpuS390State' } }
+{ 'struct': 'CpuInfoS390',
+  'data': { 'cpu-state': 'CpuS390State',
+            '*dedicated': 'bool',
+            '*entitlement': 'CpuS390Entitlement' } }
 
 ##
 # @CpuInfoFast:

target/s390x/cpu.c

@@ -38,6 +38,7 @@
 #ifndef CONFIG_USER_ONLY
 #include "sysemu/reset.h"
 #endif
+#include "hw/s390x/cpu-topology.h"
 
 #define CR0_RESET       0xE0UL
 #define CR14_RESET      0xC2000000UL;
@@ -146,6 +147,14 @@ static void s390_query_cpu_fast(CPUState *cpu, CpuInfoFast *value)
     S390CPU *s390_cpu = S390_CPU(cpu);
 
     value->u.s390x.cpu_state = s390_cpu->env.cpu_state;
+#if !defined(CONFIG_USER_ONLY)
+    if (s390_has_topology()) {
+        value->u.s390x.has_dedicated = true;
+        value->u.s390x.dedicated = s390_cpu->env.dedicated;
+        value->u.s390x.has_entitlement = true;
+        value->u.s390x.entitlement = s390_cpu->env.entitlement;
+    }
+#endif
 }
 
 /* S390CPUClass::reset() */