linux-kernel - [PATCH tip 1/1] blktrace: Use tracing_reset_online

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Message-ID: <20090128143356.GG15877@ghostprotocols.net>
Date:	Wed, 28 Jan 2009 12:33:56 -0200
From:	Arnaldo Carvalho de Melo <acme@...hat.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Jens Axboe <jens.axboe@...cle.com>,
	Frédéric Weisbecker <fweisbec@...il.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: [PATCH tip 1/1] blktrace: Use tracing_reset_online_cpus

Impact: cleanup

Use tracing_reset_online_cpus instead of open coding it.

Cc: Jens Axboe <jens.axboe@...cle.com>
Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>

diff --git a/block/blktrace.c b/block/blktrace.c
index 1b2267c..04d81d3 100644
--- a/block/blktrace.c
+++ b/block/blktrace.c
@@ -1109,12 +1109,7 @@ static void blk_tracer_print_header(struct seq_file *m)
 
 static void blk_tracer_start(struct trace_array *tr)
 {
-	int cpu;
-
-	tr->time_start = ftrace_now(tr->cpu);
-
-	for_each_online_cpu(cpu)
-		tracing_reset(tr, cpu);
+	tracing_reset_online_cpus(tr);
 
 	mutex_lock(&blk_probe_mutex);
 	if (atomic_add_return(1, &blk_probes_ref) == 1)
--
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