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Subject[patch 13/28] s390: Remove BKL from prng
cycle_kernel_lock() was added during the big BKL pushdown. It should
ensure the serializiation against driver init code. In this case there
is nothing to serialize. Remove it.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
---
arch/s390/crypto/prng.c | 2 --
1 file changed, 2 deletions(-)
Index: linux-2.6-tip/arch/s390/crypto/prng.c
===================================================================
--- linux-2.6-tip.orig/arch/s390/crypto/prng.c
+++ linux-2.6-tip/arch/s390/crypto/prng.c
@@ -6,7 +6,6 @@
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/kernel.h>
-#include <linux/smp_lock.h>
#include <linux/miscdevice.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
@@ -49,7 +48,6 @@ static unsigned char parm_block[32] = {

static int prng_open(struct inode *inode, struct file *file)
{
- cycle_kernel_lock();
return nonseekable_open(inode, file);
}




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