linux-kernel - [PATCH] no_hz: remove unused field

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Date:	Tue, 27 Oct 2009 15:45:23 +0800
From:	Lai Jiangshan <laijs@...fujitsu.com>
To:	Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...e.hu>
CC:	LKML <linux-kernel@...r.kernel.org>,
	Guillaume Chazarain <guichaz@...oo.fr>
Subject: [PATCH] no_hz: remove unused field

In 15934a37324f32e0fda633dc7984a671ea81cd75,
field last_tick_seen is added to struct rq.
But it is unused now.

Signed-off-by: Lai Jiangshan <laijs@...fujitsu.com>
---
diff --git a/kernel/sched.c b/kernel/sched.c
index 91ffb01..5166de1 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -534,7 +534,6 @@ struct rq {
 	#define CPU_LOAD_IDX_MAX 5
 	unsigned long cpu_load[CPU_LOAD_IDX_MAX];
 #ifdef CONFIG_NO_HZ
-	unsigned long last_tick_seen;
 	unsigned char in_nohz_recently;
 #endif
 	/* capture load from *all* tasks on this cpu: */

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