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From: Joel Fernandes <joel@joelfernandes.org>
To: linux-kernel@vger.kernel.org
Cc: "Joel Fernandes (Google)" <joel@joelfernandes.org>,
	Boqun Feng <boqun.feng@gmail.com>,
	Byungchul Park <byungchul.park@lge.com>,
	Ingo Molnar <mingo@redhat.com>, Julia Cartwright <julia@ni.com>,
	linux-kselftest@vger.kernel.org,
	Masami Hiramatsu <mhiramat@kernel.org>,
	Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
	Namhyung Kim <namhyung@kernel.org>,
	Paul McKenney <paulmck@linux.vnet.ibm.com>,
	Peter Zijlstra <peterz@infradead.org>,
	Steven Rostedt <rostedt@goodmis.org>,
	Thomas Glexiner <tglx@linutronix.de>,
	Tom Zanussi <tom.zanussi@linux.intel.com>
Subject: [PATCH v9 3/7] trace/irqsoff: Split reset into separate functions
Date: Thu, 28 Jun 2018 11:21:45 -0700	[thread overview]
Message-ID: <20180628182149.226164-4-joel@joelfernandes.org> (raw)
In-Reply-To: <20180628182149.226164-1-joel@joelfernandes.org>

From: "Joel Fernandes (Google)" <joel@joelfernandes.org>

Split reset functions into seperate functions in preparation
of future patches that need to do tracer specific reset.

Reviewed-by: Namhyung Kim <namhyung@kernel.org>
Signed-off-by: Joel Fernandes (Google) <joel@joelfernandes.org>
---
 kernel/trace/trace_irqsoff.c | 22 +++++++++++++++++++---
 1 file changed, 19 insertions(+), 3 deletions(-)

diff --git a/kernel/trace/trace_irqsoff.c b/kernel/trace/trace_irqsoff.c
index 03ecb4465ee4..f8daa754cce2 100644
--- a/kernel/trace/trace_irqsoff.c
+++ b/kernel/trace/trace_irqsoff.c
@@ -634,7 +634,7 @@ static int __irqsoff_tracer_init(struct trace_array *tr)
 	return 0;
 }
 
-static void irqsoff_tracer_reset(struct trace_array *tr)
+static void __irqsoff_tracer_reset(struct trace_array *tr)
 {
 	int lat_flag = save_flags & TRACE_ITER_LATENCY_FMT;
 	int overwrite_flag = save_flags & TRACE_ITER_OVERWRITE;
@@ -665,6 +665,12 @@ static int irqsoff_tracer_init(struct trace_array *tr)
 
 	return __irqsoff_tracer_init(tr);
 }
+
+static void irqsoff_tracer_reset(struct trace_array *tr)
+{
+	__irqsoff_tracer_reset(tr);
+}
+
 static struct tracer irqsoff_tracer __read_mostly =
 {
 	.name		= "irqsoff",
@@ -697,11 +703,16 @@ static int preemptoff_tracer_init(struct trace_array *tr)
 	return __irqsoff_tracer_init(tr);
 }
 
+static void preemptoff_tracer_reset(struct trace_array *tr)
+{
+	__irqsoff_tracer_reset(tr);
+}
+
 static struct tracer preemptoff_tracer __read_mostly =
 {
 	.name		= "preemptoff",
 	.init		= preemptoff_tracer_init,
-	.reset		= irqsoff_tracer_reset,
+	.reset		= preemptoff_tracer_reset,
 	.start		= irqsoff_tracer_start,
 	.stop		= irqsoff_tracer_stop,
 	.print_max	= true,
@@ -731,11 +742,16 @@ static int preemptirqsoff_tracer_init(struct trace_array *tr)
 	return __irqsoff_tracer_init(tr);
 }
 
+static void preemptirqsoff_tracer_reset(struct trace_array *tr)
+{
+	__irqsoff_tracer_reset(tr);
+}
+
 static struct tracer preemptirqsoff_tracer __read_mostly =
 {
 	.name		= "preemptirqsoff",
 	.init		= preemptirqsoff_tracer_init,
-	.reset		= irqsoff_tracer_reset,
+	.reset		= preemptirqsoff_tracer_reset,
 	.start		= irqsoff_tracer_start,
 	.stop		= irqsoff_tracer_stop,
 	.print_max	= true,
-- 
2.18.0.rc2.346.g013aa6912e-goog


  parent reply	other threads:[~2018-06-28 18:23 UTC|newest]

Thread overview: 52+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-06-28 18:21 [PATCH v9 0/7] Centralize and unify usage of preempt/irq tracepoints Joel Fernandes
2018-06-28 18:21 ` [PATCH v9 1/7] srcu: Add notrace variants of srcu_read_{lock,unlock} Joel Fernandes
2018-06-28 18:21 ` [PATCH v9 2/7] srcu: Add notrace variant of srcu_dereference Joel Fernandes
2018-06-28 18:21 ` Joel Fernandes [this message]
2018-06-28 18:21 ` [PATCH v9 4/7] tracepoint: Make rcuidle tracepoint callers use SRCU Joel Fernandes
2018-07-11 12:49   ` Peter Zijlstra
2018-07-11 13:00     ` Steven Rostedt
2018-07-11 14:27       ` Paul E. McKenney
2018-07-11 14:46         ` Steven Rostedt
2018-07-11 15:15           ` Paul E. McKenney
2018-07-11 20:56             ` Joel Fernandes
2018-07-12  1:22               ` Steven Rostedt
2018-07-12  2:35                 ` Joel Fernandes
2018-07-11 20:52           ` Joel Fernandes
2018-07-12  3:21             ` Steven Rostedt
2018-07-12  4:28               ` Joel Fernandes
2018-07-12 13:35                 ` Steven Rostedt
2018-07-12 19:17                   ` Joel Fernandes
2018-07-12 20:15                     ` Steven Rostedt
2018-07-12 20:29                       ` Joel Fernandes
2018-07-12 20:31                         ` Steven Rostedt
2018-07-11 12:53   ` Peter Zijlstra
2018-07-12  2:32     ` Joel Fernandes
2018-07-11 12:56   ` Peter Zijlstra
2018-07-11 13:06     ` Steven Rostedt
2018-07-11 15:17       ` Peter Zijlstra
2018-07-11 15:26         ` Steven Rostedt
2018-07-11 16:46           ` Mathieu Desnoyers
2018-07-11 16:40         ` Mathieu Desnoyers
2018-07-12  0:31       ` Joel Fernandes
2018-07-12  1:26         ` Steven Rostedt
2018-06-28 18:21 ` [PATCH v9 5/7] tracing: Centralize preemptirq tracepoints and unify their usage Joel Fernandes
2018-07-06 22:06   ` Steven Rostedt
2018-07-07  4:20     ` Joel Fernandes
2018-07-10 14:20   ` Steven Rostedt
2018-07-10 17:33     ` Joel Fernandes
2018-07-11 13:12   ` Peter Zijlstra
2018-07-11 13:19     ` Steven Rostedt
2018-07-11 13:22       ` Steven Rostedt
2018-07-12  8:38       ` Joel Fernandes
2018-07-12 13:37         ` Steven Rostedt
2018-07-12  0:44     ` Joel Fernandes
2018-06-28 18:21 ` [PATCH v9 6/7] lib: Add module to simulate atomic sections for testing preemptoff tracers Joel Fernandes
2018-07-11  0:47   ` Steven Rostedt
2018-07-11  5:26     ` Joel Fernandes
2018-06-28 18:21 ` [PATCH v9 7/7] kselftests: Add tests for the preemptoff and irqsoff tracers Joel Fernandes
2018-07-11  0:49   ` Steven Rostedt
2018-07-11  5:27     ` Joel Fernandes
2018-07-03 14:15 ` [PATCH v9 0/7] Centralize and unify usage of preempt/irq tracepoints Joel Fernandes
2018-07-03 14:23   ` Steven Rostedt
  -- strict thread matches above, loose matches on Subject: below --
2018-06-21 22:32 Joel Fernandes
2018-06-21 22:32 ` [PATCH v9 3/7] trace/irqsoff: Split reset into separate functions Joel Fernandes
2018-06-07 20:38 [PATCH v9 0/7] Centralize and unify usage of preempt/irq Joel Fernandes
2018-06-07 20:38 ` [PATCH v9 3/7] trace/irqsoff: Split reset into separate functions Joel Fernandes

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