[tip:perf/core] trace_kprobes: Always show group name

[tip-bot for Lai Jiangshan]

Commit-ID:  3d9b2e1ddf42dd3df38af7794fa5e39cce760f3b
Gitweb:     http://git.kernel.org/tip/3d9b2e1ddf42dd3df38af7794fa5e39cce760f3b
Author:     Lai Jiangshan <laijs@xxxxxxxxxxxxxx>
AuthorDate: Wed, 25 Nov 2009 16:32:47 +0800
Committer:  Ingo Molnar <mingo@xxxxxxx>
CommitDate: Fri, 27 Nov 2009 06:43:04 +0100

trace_kprobes: Always show group name

Sometimes the group name is not "kprobes",
It'll be better if we can read it from tracing/kprobe_events.

 # echo 'r:laijs/vfs_read vfs_read %ax' > kprobe_events
 # cat kprobe_events
 r:laijs/vfs_read vfs_read %ax=%ax

Signed-off-by: Lai Jiangshan <laijs@xxxxxxxxxxxxxx>
Acked-by: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
Cc: Steven Rostedt <rostedt@xxxxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
LKML-Reference: <4B0CEBAF.6000104@xxxxxxxxxxxxxx>
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
---
 kernel/trace/trace_kprobe.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c
index 82e8583..96e1944 100644
--- a/kernel/trace/trace_kprobe.c
+++ b/kernel/trace/trace_kprobe.c
@@ -760,7 +760,7 @@ static int probes_seq_show(struct seq_file *m, void *v)
 	char buf[MAX_ARGSTR_LEN + 1];
 
 	seq_printf(m, "%c", probe_is_return(tp) ? 'r' : 'p');
-	seq_printf(m, ":%s", tp->call.name);
+	seq_printf(m, ":%s/%s", tp->call.system, tp->call.name);
 
 	if (tp->symbol)
 		seq_printf(m, " %s+%u", probe_symbol(tp), tp->rp.kp.offset);
--
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