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trace: Allow ftrace_dump() to be called from modules

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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>
This commit is contained in:
Paul E. McKenney
2011-10-02 11:01:15 -07:00
committed by Paul E. McKenney
parent 9b2e4f1880
commit a8eecf2248
1 changed files with 1 additions and 0 deletions
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kernel/trace/trace.c
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@@ -4775,6 +4775,7 @@ void ftrace_dump(enum ftrace_dump_mode oops_dump_mode)
{ {
__ftrace_dump(true, oops_dump_mode); __ftrace_dump(true, oops_dump_mode);
} }
EXPORT_SYMBOL_GPL(ftrace_dump);
__init static int tracer_alloc_buffers(void) __init static int tracer_alloc_buffers(void)
{ {