From a8eecf2248a45bf69f0625b23c003ad2ccd765ee Mon Sep 17 00:00:00 2001
From: "Paul E. McKenney" <paul.mckenney@linaro.org>
Date: Sun, 2 Oct 2011 11:01:15 -0700
Subject: trace: Allow ftrace_dump() to be called from modules

Add an EXPORT_SYMBOL_GPL() so that rcutorture can dump the trace buffer
upon detection of an RCU error.

Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
---
 kernel/trace/trace.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index f2bd275bb60f..a043d224adf6 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -4775,6 +4775,7 @@ void ftrace_dump(enum ftrace_dump_mode oops_dump_mode)
 {
 	__ftrace_dump(true, oops_dump_mode);
 }
+EXPORT_SYMBOL_GPL(ftrace_dump);
 
 __init static int tracer_alloc_buffers(void)
 {
-- 
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