linux-kernel - [PATCH v4 1/3] tick: export nohz tick idle symbols for module use

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Message-Id: <1357210875-5025-2-git-send-email-jacob.jun.pan@linux.intel.com>
Date:	Thu,  3 Jan 2013 03:01:13 -0800
From:	Jacob Pan <jacob.jun.pan@...ux.intel.com>
To:	Linux PM <linux-pm@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Rafael Wysocki <rafael.j.wysocki@...el.com>
Cc:	Len Brown <len.brown@...el.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>, Ingo Molnar <mingo@...e.hu>,
	Zhang Rui <rui.zhang@...el.com>, Rob Landley <rob@...dley.net>,
	Arjan van de Ven <arjan@...ux.intel.com>,
	Paul McKenney <paulmck@...ux.vnet.ibm.com>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Joe Perches <joe@...ches.com>,
	Jacob Pan <jacob.jun.pan@...ux.intel.com>
Subject: [PATCH v4 1/3] tick: export nohz tick idle symbols for module use

Allow drivers such as intel_powerclamp to use these apis for
turning on/off ticks during idle.

Signed-off-by: Jacob Pan <jacob.jun.pan@...ux.intel.com>
---
 kernel/time/tick-sched.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index d58e552..a767757 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -553,6 +553,7 @@ void tick_nohz_idle_enter(void)
 
 	local_irq_enable();
 }
+EXPORT_SYMBOL_GPL(tick_nohz_idle_enter);
 
 /**
  * tick_nohz_irq_exit - update next tick event from interrupt exit
@@ -681,6 +682,7 @@ void tick_nohz_idle_exit(void)
 
 	local_irq_enable();
 }
+EXPORT_SYMBOL_GPL(tick_nohz_idle_exit);
 
 static int tick_nohz_reprogram(struct tick_sched *ts, ktime_t now)
 {
-- 
1.7.9.5

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