]> err.no Git - linux-2.6/commitdiff
net-tun: BKL pushdown
authorArnd Bergmann <arnd@arndb.de>
Tue, 20 May 2008 17:16:24 +0000 (19:16 +0200)
committerJonathan Corbet <corbet@lwn.net>
Wed, 2 Jul 2008 21:06:23 +0000 (15:06 -0600)
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
drivers/net/tun.c

index 0ce07a339c7eee77a209fc365e664976ed4a6b57..ce5af2aa88432afd6cccf1d488094a86495b3990 100644 (file)
@@ -48,6 +48,7 @@
 #include <linux/kernel.h>
 #include <linux/major.h>
 #include <linux/slab.h>
+#include <linux/smp_lock.h>
 #include <linux/poll.h>
 #include <linux/fcntl.h>
 #include <linux/init.h>
@@ -797,6 +798,7 @@ static int tun_chr_fasync(int fd, struct file *file, int on)
 
 static int tun_chr_open(struct inode *inode, struct file * file)
 {
+       cycle_kernel_lock();
        DBG1(KERN_INFO "tunX: tun_chr_open\n");
        file->private_data = NULL;
        return 0;