goto err;
err = -ENOMEM;
- path.dentry = d_alloc(pipe_mnt->mnt_sb->s_root, &name);
+ path.dentry = d_alloc_pseudo(pipe_mnt->mnt_sb, &name);
if (!path.dentry)
goto err_inode;
path.mnt = mntget(pipe_mnt);
- path.dentry->d_op = &pipefs_dentry_operations;
+ d_set_d_op(path.dentry, &pipefs_dentry_operations);
d_instantiate(path.dentry, inode);
err = -ENFILE;
return ret;
}
+static const struct super_operations pipefs_ops = {
+ .destroy_inode = free_inode_nonrcu,
+};
+
/*
* pipefs should _never_ be mounted by userland - too much of security hassle,
* no real gain from having the whole whorehouse mounted. So we don't need
static struct dentry *pipefs_mount(struct file_system_type *fs_type,
int flags, const char *dev_name, void *data)
{
- return mount_pseudo(fs_type, "pipe:", NULL, PIPEFS_MAGIC);
+ return mount_pseudo(fs_type, "pipe:", &pipefs_ops, PIPEFS_MAGIC);
}
static struct file_system_type pipe_fs_type = {
static void __exit exit_pipe_fs(void)
{
unregister_filesystem(&pipe_fs_type);
- mntput(pipe_mnt);
+ mntput_long(pipe_mnt);
}
fs_initcall(init_pipe_fs);