[PATCH v3 2/5] tracing: fprobe: require explicit [GROUP/]EVENT for list/wildcard

[Ryan Chung]

Signed-off-by: Ryan Chung <seokwoo.chung130@xxxxxxxxx>
---
 kernel/trace/trace.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index b3c94fbaf002..ac0d3acc337e 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -5524,7 +5524,8 @@ static const char readme_msg[] =
 	"\t           r[maxactive][:[<group>/][<event>]] <place> [<args>]\n"
 #endif
 #ifdef CONFIG_FPROBE_EVENTS
-	"\t           f[:[<group>/][<event>]] <func-name>[%return] [<args>]\n"
+	"\t           f[:[<group>/][<event>]] <func-name>[:entry|:exit] [<args>]\n"
+	"\t                (single symbols still accept %return)\n"
 	"\t           t[:[<group>/][<event>]] <tracepoint> [<args>]\n"
 #endif
 #ifdef CONFIG_HIST_TRIGGERS
-- 
2.43.0