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-rw-r--r--kernel/trace/trace_stat.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/kernel/trace/trace_stat.c b/kernel/trace/trace_stat.c
index f71b85b22cfe..8c129dd480ad 100644
--- a/kernel/trace/trace_stat.c
+++ b/kernel/trace/trace_stat.c
@@ -163,7 +163,7 @@ static void *stat_seq_start(struct seq_file *s, loff_t *pos)
163 163
164 /* If we are in the beginning of the file, print the headers */ 164 /* If we are in the beginning of the file, print the headers */
165 if (!*pos && session->ts->stat_headers) 165 if (!*pos && session->ts->stat_headers)
166 session->ts->stat_headers(s); 166 return SEQ_START_TOKEN;
167 167
168 return seq_list_start(&session->stat_list, *pos); 168 return seq_list_start(&session->stat_list, *pos);
169} 169}
@@ -172,6 +172,9 @@ static void *stat_seq_next(struct seq_file *s, void *p, loff_t *pos)
172{ 172{
173 struct tracer_stat_session *session = s->private; 173 struct tracer_stat_session *session = s->private;
174 174
175 if (p == SEQ_START_TOKEN)
176 return seq_list_start(&session->stat_list, *pos);
177
175 return seq_list_next(p, &session->stat_list, pos); 178 return seq_list_next(p, &session->stat_list, pos);
176} 179}
177 180
@@ -186,6 +189,9 @@ static int stat_seq_show(struct seq_file *s, void *v)
186 struct tracer_stat_session *session = s->private; 189 struct tracer_stat_session *session = s->private;
187 struct trace_stat_list *l = list_entry(v, struct trace_stat_list, list); 190 struct trace_stat_list *l = list_entry(v, struct trace_stat_list, list);
188 191
192 if (v == SEQ_START_TOKEN)
193 return session->ts->stat_headers(s);
194
189 return session->ts->stat_show(s, l->stat); 195 return session->ts->stat_show(s, l->stat);
190} 196}
191 197