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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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