trace: iter init tweaks

Rename trace_event_iter_init() to trace_event_iter_init_pattern(),
add trace_event_iter_init_all() for interating over all events.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Message-id: 20210601132414.432430-3-kraxel@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
diff --git a/monitor/misc.c b/monitor/misc.c
index b28874d..ffe7966 100644
--- a/monitor/misc.c
+++ b/monitor/misc.c
@@ -1804,7 +1804,7 @@
         TraceEventIter iter;
         TraceEvent *ev;
         char *pattern = g_strdup_printf("%s*", str);
-        trace_event_iter_init(&iter, pattern);
+        trace_event_iter_init_pattern(&iter, pattern);
         while ((ev = trace_event_iter_next(&iter)) != NULL) {
             readline_add_completion(rs, trace_event_get_name(ev));
         }
@@ -1822,7 +1822,7 @@
         TraceEventIter iter;
         TraceEvent *ev;
         char *pattern = g_strdup_printf("%s*", str);
-        trace_event_iter_init(&iter, pattern);
+        trace_event_iter_init_pattern(&iter, pattern);
         while ((ev = trace_event_iter_next(&iter)) != NULL) {
             readline_add_completion(rs, trace_event_get_name(ev));
         }