Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2020-12-19' into staging

QAPI patches patches for 2020-12-19

# gpg: Signature made Sat 19 Dec 2020 09:40:05 GMT
# gpg:                using RSA key 354BC8B3D7EB2A6B68674E5F3870B400EB918653
# gpg:                issuer "armbru@redhat.com"
# gpg: Good signature from "Markus Armbruster <armbru@redhat.com>" [full]
# gpg:                 aka "Markus Armbruster <armbru@pond.sub.org>" [full]
# Primary key fingerprint: 354B C8B3 D7EB 2A6B 6867  4E5F 3870 B400 EB91 8653

* remotes/armbru/tags/pull-qapi-2020-12-19: (33 commits)
  qobject: Make QString immutable
  block: Use GString instead of QString to build filenames
  keyval: Use GString to accumulate value strings
  json: Use GString instead of QString to accumulate strings
  migration: Replace migration's JSON writer by the general one
  qobject: Factor JSON writer out of qobject_to_json()
  qobject: Factor quoted_str() out of to_json()
  qobject: Drop qstring_get_try_str()
  qobject: Drop qobject_get_try_str()
  Revert "qobject: let object_property_get_str() use new API"
  block: Avoid qobject_get_try_str()
  qmp: Fix tracing of non-string command IDs
  qobject: Move internals to qobject-internal.h
  hw/rdma: Replace QList by GQueue
  Revert "qstring: add qstring_free()"
  qobject: Change qobject_to_json()'s value to GString
  qobject: Use GString instead of QString to accumulate JSON
  qobject: Make qobject_to_json_pretty() take a pretty argument
  monitor: Use GString instead of QString for output buffer
  hmp: Simplify how qmp_human_monitor_command() gets output
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 10 insertions, 12 deletions

diff --git a/trace/qmp.c b/trace/qmp.c
index 38246e1aa6..85f81e47cc 100644
--- a/trace/qmp.c
+++ b/trace/qmp.c
@@ -92,39 +92,37 @@ TraceEventInfoList *qmp_trace_event_get_state(const char *name,
     /* Get states (all errors checked above) */
     trace_event_iter_init(&iter, name);
     while ((ev = trace_event_iter_next(&iter)) != NULL) {
-        TraceEventInfoList *elem;
+        TraceEventInfo *value;
         bool is_vcpu = trace_event_is_vcpu(ev);
         if (has_vcpu && !is_vcpu) {
             continue;
         }
 
-        elem = g_new(TraceEventInfoList, 1);
-        elem->value = g_new(TraceEventInfo, 1);
-        elem->value->vcpu = is_vcpu;
-        elem->value->name = g_strdup(trace_event_get_name(ev));
+        value = g_new(TraceEventInfo, 1);
+        value->vcpu = is_vcpu;
+        value->name = g_strdup(trace_event_get_name(ev));
 
         if (!trace_event_get_state_static(ev)) {
-            elem->value->state = TRACE_EVENT_STATE_UNAVAILABLE;
+            value->state = TRACE_EVENT_STATE_UNAVAILABLE;
         } else {
             if (has_vcpu) {
                 if (is_vcpu) {
                     if (trace_event_get_vcpu_state_dynamic(cpu, ev)) {
-                        elem->value->state = TRACE_EVENT_STATE_ENABLED;
+                        value->state = TRACE_EVENT_STATE_ENABLED;
                     } else {
-                        elem->value->state = TRACE_EVENT_STATE_DISABLED;
+                        value->state = TRACE_EVENT_STATE_DISABLED;
                     }
                 }
                 /* else: already skipped above */
             } else {
                 if (trace_event_get_state_dynamic(ev)) {
-                    elem->value->state = TRACE_EVENT_STATE_ENABLED;
+                    value->state = TRACE_EVENT_STATE_ENABLED;
                 } else {
-                    elem->value->state = TRACE_EVENT_STATE_DISABLED;
+                    value->state = TRACE_EVENT_STATE_DISABLED;
                 }
             }
         }
-        elem->next = events;
-        events = elem;
+        QAPI_LIST_PREPEND(events, value);
     }
 
     return events;