[PATCH RFC tip/core/rcu 07/28] trace: Allow ftrace_dump() to be called from modules

From: Paul E. McKenney
Date: Wed Nov 02 2011 - 16:37:20 EST


From: Paul E. McKenney <paul.mckenney@xxxxxxxxxx>

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@xxxxxxxxxx>
Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
---
kernel/trace/trace.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index e5df02c..a8ccb84 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -4658,6 +4658,7 @@ 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)
{
--
1.7.3.2

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