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SubjectRe: [patch 13/28] s390: Remove BKL from prng
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On Sat, 2009-10-10 at 15:36 +0000, Thomas Gleixner wrote:
> einfaches Textdokument attachment (s390-remove-bkl-from-prng.patch)
> 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.
Looks good.
Acked-by: Jan Glauber <jang.linux.vnet.ibm.com>

-- Jan

> 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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