diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/lib/traceevent/event-parse.h | 1 | ||||
| -rw-r--r-- | tools/lib/traceevent/trace-seq.c | 13 |
2 files changed, 14 insertions, 0 deletions
diff --git a/tools/lib/traceevent/event-parse.h b/tools/lib/traceevent/event-parse.h index bfceab948f22..39f0c1dca915 100644 --- a/tools/lib/traceevent/event-parse.h +++ b/tools/lib/traceevent/event-parse.h @@ -69,6 +69,7 @@ struct trace_seq { }; void trace_seq_init(struct trace_seq *s); +void trace_seq_reset(struct trace_seq *s); void trace_seq_destroy(struct trace_seq *s); extern int trace_seq_printf(struct trace_seq *s, const char *fmt, ...) diff --git a/tools/lib/traceevent/trace-seq.c b/tools/lib/traceevent/trace-seq.c index a57db805136a..d7f2e68bc5b9 100644 --- a/tools/lib/traceevent/trace-seq.c +++ b/tools/lib/traceevent/trace-seq.c @@ -49,6 +49,19 @@ void trace_seq_init(struct trace_seq *s) } /** + * trace_seq_reset - re-initialize the trace_seq structure + * @s: a pointer to the trace_seq structure to reset + */ +void trace_seq_reset(struct trace_seq *s) +{ + if (!s) + return; + TRACE_SEQ_CHECK(s); + s->len = 0; + s->readpos = 0; +} + +/** * trace_seq_destroy - free up memory of a trace_seq * @s: a pointer to the trace_seq to free the buffer * |