[tip:core/rcu] rcu: Remove event tracing from Tiny RCU

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Commit-ID:  c23484f0e7bc89e1facb04103ce24efeebee76b9
Gitweb:     http://git.kernel.org/tip/c23484f0e7bc89e1facb04103ce24efeebee76b9
Author:     Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
AuthorDate: Wed, 17 May 2017 10:17:03 -0700
Committer:  Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
CommitDate: Thu, 8 Jun 2017 18:52:45 -0700

rcu: Remove event tracing from Tiny RCU

This commit saves a few lines by getting rid of Tiny RCU's event tracing.

Signed-off-by: Paul E. McKenney <paulmck@xxxxxxxxxxxxxxxxxx>
---
 kernel/rcu/tiny.c | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/kernel/rcu/tiny.c b/kernel/rcu/tiny.c
index 2306cab..595cb1b 100644
--- a/kernel/rcu/tiny.c
+++ b/kernel/rcu/tiny.c
@@ -35,7 +35,6 @@
 #include <linux/time.h>
 #include <linux/cpu.h>
 #include <linux/prefetch.h>
-#include <linux/trace_events.h>
 
 #include "rcu.h"
 
@@ -139,7 +138,6 @@ static void __rcu_process_callbacks(struct rcu_ctrlblk *rcp)
 		local_irq_restore(flags);
 		return;
 	}
-	RCU_TRACE(trace_rcu_batch_start(rcp->name, 0, rcp->qlen, -1);)
 	list = rcp->rcucblist;
 	rcp->rcucblist = *rcp->donetail;
 	*rcp->donetail = NULL;
@@ -161,10 +159,6 @@ static void __rcu_process_callbacks(struct rcu_ctrlblk *rcp)
 		RCU_TRACE(cb_count++;)
 	}
 	RCU_TRACE(rcu_trace_sub_qlen(rcp, cb_count);)
-	RCU_TRACE(trace_rcu_batch_end(rcp->name,
-				      cb_count, 0, need_resched(),
-				      is_idle_task(current),
-				      false));
 }
 
 static __latent_entropy void rcu_process_callbacks(struct softirq_action *unused)
--
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