From 96ccd21cd13140221bda74a4fc4e53ffeba7c7d4 Mon Sep 17 00:00:00 2001 From: Steven Rostedt Date: Mon, 2 Mar 2009 15:22:21 -0500 Subject: [PATCH] tracing: add print format to event trace format files This patch adds the internal print format used to print the raw events to the event trace point format file. # cat /debug/tracing/events/sched/sched_switch/format name: sched_switch ID: 29 format: field:unsigned char type; offset:0; size:1; field:unsigned char flags; offset:1; size:1; field:unsigned char preempt_count; offset:2; size:1; field:int pid; offset:4; size:4; field:int tgid; offset:8; size:4; field:pid_t prev_pid; offset:12; size:4; field:int prev_prio; offset:16; size:4; field special:char next_comm[TASK_COMM_LEN]; offset:20; size:16; field:pid_t next_pid; offset:36; size:4; field:int next_prio; offset:40; size:4; print fmt: "prev %d:%d ==> next %s:%d:%d" Signed-off-by: Steven Rostedt --- kernel/trace/trace_events_stage_2.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/trace/trace_events_stage_2.h b/kernel/trace/trace_events_stage_2.h index 3a80ea4e92cb..b1cebba1d9b4 100644 --- a/kernel/trace/trace_events_stage_2.h +++ b/kernel/trace/trace_events_stage_2.h @@ -122,6 +122,8 @@ ftrace_format_##call(struct trace_seq *s) \ \ tstruct; \ \ + trace_seq_printf(s, "\nprint fmt: \"%s\"\n", tpfmt); \ + \ return ret; \ }