From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261894AbULLTRP (ORCPT ); Sun, 12 Dec 2004 14:17:15 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261898AbULLTRP (ORCPT ); Sun, 12 Dec 2004 14:17:15 -0500 Received: from emailhub.stusta.mhn.de ([141.84.69.5]:11792 "HELO mailout.stusta.mhn.de") by vger.kernel.org with SMTP id S261894AbULLTRE (ORCPT ); Sun, 12 Dec 2004 14:17:04 -0500 Date: Sun, 12 Dec 2004 20:16:54 +0100 From: Adrian Bunk To: Andrew Main Cc: linux-kernel@vger.kernel.org Subject: [2.6 patch] kernel/capability.c: make a spinlock static Message-ID: <20041212191654.GV22324@stusta.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.5.6+20040907i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org The patch below makes a needlessly global spinlock static. diffstat output: include/linux/capability.h | 2 -- kernel/capability.c | 4 ++-- 2 files changed, 2 insertions(+), 4 deletions(-) Signed-off-by: Adrian Bunk --- linux-2.6.10-rc2-mm4-full/include/linux/capability.h.old 2004-12-12 02:43:59.000000000 +0100 +++ linux-2.6.10-rc2-mm4-full/include/linux/capability.h 2004-12-12 02:44:05.000000000 +0100 @@ -44,8 +44,6 @@ #include -extern spinlock_t task_capability_lock; - /* #define STRICT_CAP_T_TYPECHECKS */ #ifdef STRICT_CAP_T_TYPECHECKS --- linux-2.6.10-rc2-mm4-full/kernel/capability.c.old 2004-12-12 02:43:23.000000000 +0100 +++ linux-2.6.10-rc2-mm4-full/kernel/capability.c 2004-12-12 02:43:45.000000000 +0100 @@ -20,10 +20,10 @@ EXPORT_SYMBOL(cap_bset); /* - * This global lock protects task->cap_* for all tasks including current. + * This lock protects task->cap_* for all tasks including current. * Locking rule: acquire this prior to tasklist_lock. */ -DEFINE_SPINLOCK(task_capability_lock); +static DEFINE_SPINLOCK(task_capability_lock); /* * For sys_getproccap() and sys_setproccap(), any of the three