linux/fs/coda/pioctl.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Pioctl operations for Coda.
 * Original version: (C) 1996 Peter Braam
 * Rewritten for Linux 2.1: (C) 1997 Carnegie Mellon University
 *
 * Carnegie Mellon encourages users of this code to contribute improvements
 * to the Coda project. Contact Peter Braam <[email protected]>.
 */

#include <linux/types.h>
#include <linux/kernel.h>
#include <linux/time.h>
#include <linux/fs.h>
#include <linux/stat.h>
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/namei.h>
#include <linux/module.h>
#include <linux/uaccess.h>

#include <linux/coda.h>
#include "coda_psdev.h"
#include "coda_linux.h"

/* pioctl ops */
static int coda_ioctl_permission(struct mnt_idmap *idmap,
				 struct inode *inode, int mask);
static long coda_pioctl(struct file *filp, unsigned int cmd,
			unsigned long user_data);

/* exported from this file */
const struct inode_operations coda_ioctl_inode_operations = …;

const struct file_operations coda_ioctl_operations = …;

/* the coda pioctl inode ops */
static int coda_ioctl_permission(struct mnt_idmap *idmap,
				 struct inode *inode, int mask)
{ … }

static long coda_pioctl(struct file *filp, unsigned int cmd,
			unsigned long user_data)
{ … }