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Date: Mon, 14 Nov 2016 08:57:10 -0800 From: "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com> To: linux-kernel@...r.kernel.org Cc: mingo@...nel.org, jiangshanlai@...il.com, dipankar@...ibm.com, akpm@...ux-foundation.org, mathieu.desnoyers@...icios.com, josh@...htriplett.org, tglx@...utronix.de, peterz@...radead.org, rostedt@...dmis.org, dhowells@...hat.com, edumazet@...gle.com, dvhart@...ux.intel.com, fweisbec@...il.com, oleg@...hat.com, bobby.prani@...il.com, Nikolay Borisov <kernel@...p.com>, "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com> Subject: [PATCH tip/core/rcu 4/7] rcu: RCU_TRACE enables event tracing as well as debugfs From: Nikolay Borisov <kernel@...p.com> The commit brings the RCU_TRACE Kconfig option's help text up to date by noting that it enables additional event tracing as well as debugfs. Signed-off-by: Nikolay Borisov <kernel@...p.com> [ paulmck: Do some wordsmithing. ] Signed-off-by: Paul E. McKenney <paulmck@...ux.vnet.ibm.com> --- lib/Kconfig.debug | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 33bc56cf60d7..4a431f18f218 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -1430,7 +1430,8 @@ config RCU_TRACE select TRACE_CLOCK help This option provides tracing in RCU which presents stats - in debugfs for debugging RCU implementation. + in debugfs for debugging RCU implementation. It also enables + additional tracepoints for ftrace-style event tracing. Say Y here if you want to enable RCU tracing Say N if you are unsure. -- 2.5.2
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