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-rw-r--r--kernel/trace/trace_power.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/kernel/trace/trace_power.c b/kernel/trace/trace_power.c
index bae791ebcc51..118439709fb7 100644
--- a/kernel/trace/trace_power.c
+++ b/kernel/trace/trace_power.c
@@ -186,6 +186,12 @@ static enum print_line_t power_print_line(struct trace_iterator *iter)
186 return TRACE_TYPE_UNHANDLED; 186 return TRACE_TYPE_UNHANDLED;
187} 187}
188 188
189static void power_print_header(struct seq_file *s)
190{
191 seq_puts(s, "# TIMESTAMP STATE EVENT\n");
192 seq_puts(s, "# | | |\n");
193}
194
189static struct tracer power_tracer __read_mostly = 195static struct tracer power_tracer __read_mostly =
190{ 196{
191 .name = "power", 197 .name = "power",
@@ -194,6 +200,7 @@ static struct tracer power_tracer __read_mostly =
194 .stop = stop_power_trace, 200 .stop = stop_power_trace,
195 .reset = power_trace_reset, 201 .reset = power_trace_reset,
196 .print_line = power_print_line, 202 .print_line = power_print_line,
203 .print_header = power_print_header,
197}; 204};
198 205
199static int init_power_trace(void) 206static int init_power_trace(void)