rcu: Turn off tracing before dumping trace

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Currently, RCU allows tracing to continue when it automatically does
ftrace_dump() after detecting an error condition, which can result in
excessively large traces and lost trace events.  This commit therefore
does a tracing_off() before any of these ftrace_dump() calls.

Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>

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Paul E. McKenney 2017-08-31 16:47:08 -07:00

parent 9b9500da81

commit 83b6ca1fed

1 changed files with 3 additions and 1 deletions

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kernel/rcu/rcu.h

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