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[PATCH 2/2] tracing: Export ftrace API for kernel modules
- From: Atsushi Tsuji <a-tsuji at bk dot jp dot nec dot com>
- To: linux-kernel at vger dot kernel dot org, rostedt at goodmis dot org, Ingo Molnar <mingo at elte dot hu>, fweisbec at gmail dot com, "Frank Ch. Eigler" <fche at redhat dot com>
- Cc: Peter Zijlstra <peterz at infradead dot org>, paulus at samba dot org, systemtap at sources dot redhat dot com
- Date: Tue, 15 Sep 2009 19:06:32 +0900
- Subject: [PATCH 2/2] tracing: Export ftrace API for kernel modules
Export register_ and unresgister_ftrace_function_probe to modules. This can
be used by SystemTap.
Signed-off-by: Atsushi Tsuji <a-tsuji@bk.jp.nec.com>
---
kernel/trace/ftrace.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 5ef8f59..9c32291 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -2042,6 +2042,7 @@ register_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops,
return count;
}
+EXPORT_SYMBOL_GPL(register_ftrace_function_probe);
enum {
PROBE_TEST_FUNC = 1,
@@ -2108,6 +2109,7 @@ unregister_ftrace_function_probe(char *glob, struct ftrace_probe_ops *ops,
__unregister_ftrace_function_probe(glob, ops, data,
PROBE_TEST_FUNC | PROBE_TEST_DATA);
}
+EXPORT_SYMBOL_GPL(unregister_ftrace_function_probe);
void
unregister_ftrace_function_probe_func(char *glob, struct ftrace_probe_ops *ops)
--
1.5.5.1