linux-kernel - [PATCH 06/10] nohz: Define meaningful symbol for nohz full timekeeper

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Date:	Sat, 19 Jul 2014 02:44:17 +0200
From:	Frederic Weisbecker <fweisbec@...il.com>
To:	LKML <linux-kernel@...r.kernel.org>
Cc:	Frederic Weisbecker <fweisbec@...il.com>,
	Ingo Molnar <mingo@...nel.org>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Peter Zijlstra <peterz@...radead.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Viresh Kumar <viresh.kumar@...aro.org>
Subject: [PATCH 06/10] nohz: Define meaningful symbol for nohz full timekeeper

The nohz full timekeeper is always CPU 0. Lets add it to the list of
special tick_do_timer_cpu symbols for more self explanatory code.

Cc: Ingo Molnar <mingo@...nel.org>
Cc: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>
Cc: Peter Zijlstra <peterz@...radead.org>
Cc: Steven Rostedt <rostedt@...dmis.org>
Cc: Thomas Gleixner <tglx@...utronix.de>
Cc: Viresh Kumar <viresh.kumar@...aro.org>
Signed-off-by: Frederic Weisbecker <fweisbec@...il.com>
---
 kernel/time/tick-internal.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kernel/time/tick-internal.h b/kernel/time/tick-internal.h
index 7ab92b1..6b592a8 100644
--- a/kernel/time/tick-internal.h
+++ b/kernel/time/tick-internal.h
@@ -10,6 +10,7 @@ extern seqlock_t jiffies_lock;
 
 #ifdef CONFIG_GENERIC_CLOCKEVENTS_BUILD
 
+#define TICK_DO_TIMER_DEFAULT	0
 #define TICK_DO_TIMER_NONE	-1
 #define TICK_DO_TIMER_BOOT	-2
 
-- 
1.8.3.1

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