linux-kernel - [PATCH] sched: reorder struct sched_rt_entity to remove padding on 64 bit builds

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Message-Id: <1217593448.2953.16.camel@castor.localdomain>
Date:	Fri, 01 Aug 2008 13:24:08 +0100
From:	Richard Kennedy <richard@....demon.co.uk>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	lkml <linux-kernel@...r.kernel.org>
Subject: [PATCH] sched: reorder struct sched_rt_entity to remove padding on
	64 bit builds

remove 8 bytes of padding on 64 bit builds
(also removes 8 bytes from task_struct)

Signed-off-by: Richard Kennedy <richard@....demon.co.uk>
---
patch against 2.6.27-rc1
compiled & tested on AMD64 desktop

Richard

 include/linux/sched.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/include/linux/sched.h b/include/linux/sched.h
index 5270d44..3f18cd2 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -1009,8 +1009,8 @@ struct sched_entity {
 
 struct sched_rt_entity {
 	struct list_head run_list;
-	unsigned int time_slice;
 	unsigned long timeout;
+	unsigned int time_slice;
 	int nr_cpus_allowed;
 
 	struct sched_rt_entity *back;
-- 
1.5.5.1



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