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authorArnd Bergmann <arnd@arndb.de>2008-05-20 19:16:28 +0200
committerJonathan Corbet <corbet@lwn.net>2008-07-02 15:06:23 -0600
commitb7fdf9fdd6457c9ed02099fe82bab92b0b3e291b (patch)
treed35a977d782982fc49a4ca86bea37195c5502ecf /fs/ocfs2/stack_user.c
parent930ab4e532623795f934467c452a8c71be2c30fe (diff)
downloadlinux-b7fdf9fdd6457c9ed02099fe82bab92b0b3e291b.tar.bz2
ocfs2-stack_user: BKL pushdown
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'fs/ocfs2/stack_user.c')
-rw-r--r--fs/ocfs2/stack_user.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/ocfs2/stack_user.c b/fs/ocfs2/stack_user.c
index b503772cd0ec..cd120011104d 100644
--- a/fs/ocfs2/stack_user.c
+++ b/fs/ocfs2/stack_user.c
@@ -21,6 +21,7 @@
#include <linux/fs.h>
#include <linux/miscdevice.h>
#include <linux/mutex.h>
+#include <linux/smp_lock.h>
#include <linux/reboot.h>
#include <asm/uaccess.h>
@@ -619,10 +620,12 @@ static int ocfs2_control_open(struct inode *inode, struct file *file)
return -ENOMEM;
p->op_this_node = -1;
+ lock_kernel();
mutex_lock(&ocfs2_control_lock);
file->private_data = p;
list_add(&p->op_list, &ocfs2_control_private_list);
mutex_unlock(&ocfs2_control_lock);
+ unlock_kernel();
return 0;
}