linux-kernel - [PATCH 14/18] misdn: kill big kernel lock

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Message-Id: <1284494124-7384-5-git-send-email-arnd@arndb.de>
Date:	Tue, 14 Sep 2010 21:55:20 +0200
From:	Arnd Bergmann <arnd@...db.de>
To:	linux-kernel@...r.kernel.org
Subject: [PATCH 14/18] misdn: kill big kernel lock

The use of the big kernel lock in misdn is completely
bogus, so let's just remove it.

Signed-off-by: Arnd Bergmann <arnd@...db.de>
Cc: Karsten Keil <isdn@...ux-pingi.de>
Cc: netdev@...r.kernel.org
---
 drivers/isdn/mISDN/stack.c |    7 -------
 1 files changed, 0 insertions(+), 7 deletions(-)

diff --git a/drivers/isdn/mISDN/stack.c b/drivers/isdn/mISDN/stack.c
index b159bd5..a5b632e 100644
--- a/drivers/isdn/mISDN/stack.c
+++ b/drivers/isdn/mISDN/stack.c
@@ -18,7 +18,6 @@
 #include <linux/slab.h>
 #include <linux/mISDNif.h>
 #include <linux/kthread.h>
-#include <linux/smp_lock.h>
 #include "core.h"
 
 static u_int	*debug;
@@ -205,13 +204,7 @@ mISDNStackd(void *data)
 	struct mISDNstack *st = data;
 	int err = 0;
 
-#ifdef CONFIG_SMP
-	lock_kernel();
-#endif
 	sigfillset(&current->blocked);
-#ifdef CONFIG_SMP
-	unlock_kernel();
-#endif
 	if (*debug & DEBUG_MSG_THREAD)
 		printk(KERN_DEBUG "mISDNStackd %s started\n",
 		    dev_name(&st->dev->dev));
-- 
1.7.1

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