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tracing: add trace name and id to event formats

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To be able to identify the trace in the binary format output, the
id of the trace event (which is dynamically assigned) must also be listed.

This patch adds the name of the trace point as well as the id assigned.

Signed-off-by: Steven Rostedt <srostedt@redhat.com>
This commit is contained in:
Steven Rostedt
2009-03-02 15:10:02 -05:00
parent 91729ef966
commit c5e4e19271
1 changed files with 5 additions and 1 deletions
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6
kernel/trace/trace_events.c
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@@ -487,7 +487,11 @@ event_format_read(struct file *filp, char __user *ubuf, size_t cnt,
if (*ppos)
return 0;
/* If this fails, so will the show_format. */
/* If any of the first writes fail, so will the show_format. */
trace_seq_printf(s, "name: %s\n", call->name);
trace_seq_printf(s, "ID: %d\n", call->id);
trace_seq_printf(s, "format:\n");
trace_write_header(s);
r = call->show_format(s);