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authorArnd Bergmann <arnd@arndb.de>2008-05-20 19:15:45 +0200
committerJonathan Corbet <corbet@lwn.net>2008-06-20 14:05:55 -0600
commit135fe10f9fb9fba981f60c5526e37900f52c9705 (patch)
treeb714165532d5f77ee0bedb3b26d4b85d6bf253be
parentb05c9e6cd939b6f79be17e9b6a23ca15a219dec2 (diff)
crypto-prng: BKL pushdown
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
-rw-r--r--arch/s390/crypto/prng.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/s390/crypto/prng.c b/arch/s390/crypto/prng.c
index 0cfefddd837..c238ee4aa03 100644
--- a/arch/s390/crypto/prng.c
+++ b/arch/s390/crypto/prng.c
@@ -6,6 +6,7 @@
#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>
@@ -48,6 +49,7 @@ static unsigned char parm_block[32] = {
static int prng_open(struct inode *inode, struct file *file)
{
+ cycle_kernel_lock();
return nonseekable_open(inode, file);
}