return err;
}
-static int btrfs_mknod(struct user_namespace *mnt_userns, struct inode *dir,
+static int btrfs_mknod(struct mnt_idmap *idmap, struct inode *dir,
struct dentry *dentry, umode_t mode, dev_t rdev)
{
+ struct user_namespace *mnt_userns = mnt_idmap_owner(idmap);
struct inode *inode;
inode = new_inode(dir->i_sb);