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authorArnd Bergmann <arnd@arndb.de>2008-05-20 19:16:23 +0200
committerJonathan Corbet <corbet@lwn.net>2008-07-02 15:06:23 -0600
commitdb41bc9c4dfeed656dfd63d26883f81abc4005df (patch)
tree67ee7027b39b63a7f93bd7d090a513c6fa7d9ff6 /drivers/char/mwave
parente3e8e59dcd63621e3ade03083c17b6363a8e2dc8 (diff)
downloadlinux-db41bc9c4dfeed656dfd63d26883f81abc4005df.tar.gz
mwave-mwavedd: BKL pushdown
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/char/mwave')
-rw-r--r--drivers/char/mwave/mwavedd.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/char/mwave/mwavedd.c b/drivers/char/mwave/mwavedd.c
index 8d14823b051..50243fcd87e 100644
--- a/drivers/char/mwave/mwavedd.c
+++ b/drivers/char/mwave/mwavedd.c
@@ -56,6 +56,7 @@
#include <linux/serial.h>
#include <linux/sched.h>
#include <linux/spinlock.h>
+#include <linux/smp_lock.h>
#include <linux/delay.h>
#include <linux/serial_8250.h>
#include "smapi.h"
@@ -100,6 +101,7 @@ static int mwave_open(struct inode *inode, struct file *file)
PRINTK_2(TRACE_MWAVE,
"mwavedd::mwave_open, exit return retval %x\n", retval);
+ cycle_kernel_lock();
return retval;
}