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Diffstat (limited to 'drivers/char/viotape.c')
-rw-r--r--drivers/char/viotape.c23
1 files changed, 17 insertions, 6 deletions
diff --git a/drivers/char/viotape.c b/drivers/char/viotape.c
index 977f7d35e769..e5da98d8f9cd 100644
--- a/drivers/char/viotape.c
+++ b/drivers/char/viotape.c
@@ -678,6 +678,17 @@ free_op:
return ret;
}
+static long viotap_unlocked_ioctl(struct file *file,
+ unsigned int cmd, unsigned long arg)
+{
+ long rc;
+
+ lock_kernel();
+ rc = viotap_ioctl(file->f_path.dentry->d_inode, file, cmd, arg);
+ unlock_kernel();
+ return rc;
+}
+
static int viotap_open(struct inode *inode, struct file *file)
{
HvLpEvent_Rc hvrc;
@@ -786,12 +797,12 @@ free_op:
}
const struct file_operations viotap_fops = {
- .owner = THIS_MODULE,
- .read = viotap_read,
- .write = viotap_write,
- .ioctl = viotap_ioctl,
- .open = viotap_open,
- .release = viotap_release,
+ .owner = THIS_MODULE,
+ .read = viotap_read,
+ .write = viotap_write,
+ .unlocked_ioctl = viotap_unlocked_ioctl,
+ .open = viotap_open,
+ .release = viotap_release,
};
/* Handle interrupt events for tape */