linux-kernel - [PATCH] task_struct: reduce size on TRACE

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Date:	Mon, 30 Nov 2009 14:59:44 +0900
From:	Hiroshi Shimamoto <h-shimamoto@...jp.nec.com>
To:	Ingo Molnar <mingo@...e.hu>
CC:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: [PATCH] task_struct: reduce size on TRACE_IRQFLAGS and 64bit

From: Hiroshi Shimamoto <h-shimamoto@...jp.nec.com>

Reorder task_struct field for TRACE_IRQFLAGS to remove padding on 64bit.

Signed-off-by: Hiroshi Shimamoto <h-shimamoto@...jp.nec.com>
---
 include/linux/sched.h |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/include/linux/sched.h b/include/linux/sched.h
index b9c0bcd..7341cd7 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1421,17 +1421,17 @@ struct task_struct {
 #endif
 #ifdef CONFIG_TRACE_IRQFLAGS
 	unsigned int irq_events;
-	int hardirqs_enabled;
 	unsigned long hardirq_enable_ip;
-	unsigned int hardirq_enable_event;
 	unsigned long hardirq_disable_ip;
+	unsigned int hardirq_enable_event;
 	unsigned int hardirq_disable_event;
-	int softirqs_enabled;
+	int hardirqs_enabled;
+	int hardirq_context;
 	unsigned long softirq_disable_ip;
-	unsigned int softirq_disable_event;
 	unsigned long softirq_enable_ip;
+	unsigned int softirq_disable_event;
 	unsigned int softirq_enable_event;
-	int hardirq_context;
+	int softirqs_enabled;
 	int softirq_context;
 #endif
 #ifdef CONFIG_LOCKDEP
-- 
1.6.3.3

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