tools lib traceevent, perf tools: Rename pevent alloc / free APIs

In order to make libtraceevent into a proper library, variables, data
structures and functions require a unique prefix to prevent name space
conflicts. That prefix will be "tep_" and not "pevent_". This changes
APIs: pevent_alloc, pevent_free, pevent_event_info and pevent_func_resolver_t

Signed-off-by: Tzvetomir Stoyanov (VMware) <tz.stoyanov@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Yordan Karadzhov (VMware) <y.karadz@gmail.com>
Cc: linux-trace-devel@vger.kernel.org
Link: http://lkml.kernel.org/r/20180808180700.152609945@goodmis.org
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c
index b23e861..73c073a 100644
--- a/tools/perf/builtin-kmem.c
+++ b/tools/perf/builtin-kmem.c
@@ -747,7 +747,7 @@ static int parse_gfp_flags(struct perf_evsel *evsel, struct perf_sample *sample,
 	}
 
 	trace_seq_init(&seq);
-	pevent_event_info(&seq, evsel->tp_format, &record);
+	tep_event_info(&seq, evsel->tp_format, &record);
 
 	str = strtok_r(seq.buffer, " ", &pos);
 	while (str) {
diff --git a/tools/perf/util/sort.c b/tools/perf/util/sort.c
index 2c9924a..08cdaf2 100644
--- a/tools/perf/util/sort.c
+++ b/tools/perf/util/sort.c
@@ -613,7 +613,7 @@ static char *get_trace_output(struct hist_entry *he)
 		pevent_print_fields(&seq, he->raw_data, he->raw_size,
 				    evsel->tp_format);
 	} else {
-		pevent_event_info(&seq, evsel->tp_format, &rec);
+		tep_event_info(&seq, evsel->tp_format, &rec);
 	}
 	/*
 	 * Trim the buffer, it starts at 4KB and we're not going to
diff --git a/tools/perf/util/trace-event-parse.c b/tools/perf/util/trace-event-parse.c
index 29af1fb..630d0e8 100644
--- a/tools/perf/util/trace-event-parse.c
+++ b/tools/perf/util/trace-event-parse.c
@@ -125,7 +125,7 @@ void event_format__fprintf(struct event_format *event,
 	record.data = data;
 
 	trace_seq_init(&s);
-	pevent_event_info(&s, event, &record);
+	tep_event_info(&s, event, &record);
 	trace_seq_do_fprintf(&s, fp);
 	trace_seq_destroy(&s);
 }
diff --git a/tools/perf/util/trace-event.c b/tools/perf/util/trace-event.c
index 7c0cd9a..11066ed 100644
--- a/tools/perf/util/trace-event.c
+++ b/tools/perf/util/trace-event.c
@@ -28,7 +28,7 @@ static bool tevent_initialized;
 
 int trace_event__init(struct trace_event *t)
 {
-	struct tep_handle *pevent = pevent_alloc();
+	struct tep_handle *pevent = tep_alloc();
 
 	if (pevent) {
 		t->plugin_list = traceevent_load_plugins(pevent);
@@ -55,7 +55,7 @@ static int trace_event__init2(void)
 }
 
 int trace_event__register_resolver(struct machine *machine,
-				   pevent_func_resolver_t *func)
+				   tep_func_resolver_t *func)
 {
 	if (!tevent_initialized && trace_event__init2())
 		return -1;
@@ -66,7 +66,7 @@ int trace_event__register_resolver(struct machine *machine,
 void trace_event__cleanup(struct trace_event *t)
 {
 	traceevent_unload_plugins(t->plugin_list, t->pevent);
-	pevent_free(t->pevent);
+	tep_free(t->pevent);
 }
 
 /*
diff --git a/tools/perf/util/trace-event.h b/tools/perf/util/trace-event.h
index b8f2516..40204ec 100644
--- a/tools/perf/util/trace-event.h
+++ b/tools/perf/util/trace-event.h
@@ -20,7 +20,7 @@ struct trace_event {
 int trace_event__init(struct trace_event *t);
 void trace_event__cleanup(struct trace_event *t);
 int trace_event__register_resolver(struct machine *machine,
-				   pevent_func_resolver_t *func);
+				   tep_func_resolver_t *func);
 struct event_format*
 trace_event__tp_format(const char *sys, const char *name);