tracing: make trace_seq_reset global and rename to trace_seq_init

Impact: clean up

The trace_seq functions may be used separately outside of the ftrace
iterator. The trace_seq_reset is needed for these operations.

This patch also renames trace_seq_reset to the more appropriate
trace_seq_init.

Signed-off-by: Steven Rostedt <srostedt@redhat.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index f6fa0b9f83a..cf6ba4181b1 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -395,6 +395,14 @@ struct trace_seq {
 	unsigned int		readpos;
 };
 
+static inline void
+trace_seq_init(struct trace_seq *s)
+{
+	s->len = 0;
+	s->readpos = 0;
+}
+
+
 #define TRACE_PIPE_ALL_CPU	-1
 
 /*