perf tools: Remove unused trace_find_next_event()

trace_find_next_event() was buggy and pretty much a useless helper. As
there are no more users, just remove it.

Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Tzvetomir Stoyanov <tstoyanov@vmware.com>
Cc: linux-trace-devel@vger.kernel.org
Link: http://lore.kernel.org/lkml/20191017210636.224045576@goodmis.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

diff --git a/tools/perf/util/trace-event-parse.c b/tools/perf/util/trace-event-parse.c
index 5d6bfc7..9634f0a 100644 (file)
--- a/tools/perf/util/trace-event-parse.c
+++ b/tools/perf/util/trace-event-parse.c
@@ -173,37 +173,6 @@ int parse_event_file(struct tep_handle *pevent,
        return tep_parse_event(pevent, buf, size, sys);
 }
 
-struct tep_event *trace_find_next_event(struct tep_handle *pevent,
-                                       struct tep_event *event)
-{
-       static int idx;
-       int events_count;
-       struct tep_event *all_events;
-
-       all_events = tep_get_first_event(pevent);
-       events_count = tep_get_events_count(pevent);
-       if (!pevent || !all_events || events_count < 1)
-               return NULL;
-
-       if (!event) {
-               idx = 0;
-               return all_events;
-       }
-
-       if (idx < events_count && event == (all_events + idx)) {
-               idx++;
-               if (idx == events_count)
-                       return NULL;
-               return (all_events + idx);
-       }
-
-       for (idx = 1; idx < events_count; idx++) {
-               if (event == (all_events + (idx - 1)))
-                       return (all_events + idx);
-       }
-       return NULL;
-}
-
 struct flag {
        const char *name;
        unsigned long long value;

diff --git a/tools/perf/util/trace-event.h b/tools/perf/util/trace-event.h
index 2e15838..72fdf2a 100644 (file)
--- a/tools/perf/util/trace-event.h
+++ b/tools/perf/util/trace-event.h
@@ -47,8 +47,6 @@ void parse_saved_cmdline(struct tep_handle *pevent, char *file, unsigned int siz
 
 ssize_t trace_report(int fd, struct trace_event *tevent, bool repipe);
 
-struct tep_event *trace_find_next_event(struct tep_handle *pevent,
-                                       struct tep_event *event);
 unsigned long long read_size(struct tep_event *event, void *ptr, int size);
 unsigned long long eval_flag(const char *flag);