linux/fs/sysv/inode.c

// SPDX-License-Identifier: GPL-2.0
/*
 *  linux/fs/sysv/inode.c
 *
 *  minix/inode.c
 *  Copyright (C) 1991, 1992  Linus Torvalds
 *
 *  xenix/inode.c
 *  Copyright (C) 1992  Doug Evans
 *
 *  coh/inode.c
 *  Copyright (C) 1993  Pascal Haible, Bruno Haible
 *
 *  sysv/inode.c
 *  Copyright (C) 1993  Paul B. Monday
 *
 *  sysv/inode.c
 *  Copyright (C) 1993  Bruno Haible
 *  Copyright (C) 1997, 1998  Krzysztof G. Baranowski
 *
 *  This file contains code for allocating/freeing inodes and for read/writing
 *  the superblock.
 */

#include <linux/highuid.h>
#include <linux/slab.h>
#include <linux/init.h>
#include <linux/buffer_head.h>
#include <linux/vfs.h>
#include <linux/writeback.h>
#include <linux/namei.h>
#include <asm/byteorder.h>
#include "sysv.h"

static int sysv_sync_fs(struct super_block *sb, int wait)
{ … }

static int sysv_remount(struct super_block *sb, int *flags, char *data)
{ … }

static void sysv_put_super(struct super_block *sb)
{ … }

static int sysv_statfs(struct dentry *dentry, struct kstatfs *buf)
{ … }

/* 
 * NXI <-> N0XI for PDP, XIN <-> XIN0 for le32, NIX <-> 0NIX for be32
 */
static inline void read3byte(struct sysv_sb_info *sbi,
	unsigned char * from, unsigned char * to)
{ … }

static inline void write3byte(struct sysv_sb_info *sbi,
	unsigned char * from, unsigned char * to)
{ … }

static const struct inode_operations sysv_symlink_inode_operations = …;

void sysv_set_inode(struct inode *inode, dev_t rdev)
{ … }

struct inode *sysv_iget(struct super_block *sb, unsigned int ino)
{ … }

static int __sysv_write_inode(struct inode *inode, int wait)
{ … }

int sysv_write_inode(struct inode *inode, struct writeback_control *wbc)
{ … }

int sysv_sync_inode(struct inode *inode)
{ … }

static void sysv_evict_inode(struct inode *inode)
{ … }

static struct kmem_cache *sysv_inode_cachep;

static struct inode *sysv_alloc_inode(struct super_block *sb)
{ … }

static void sysv_free_in_core_inode(struct inode *inode)
{ … }

static void init_once(void *p)
{ … }

const struct super_operations sysv_sops = …;

int __init sysv_init_icache(void)
{ … }

void sysv_destroy_icache(void)
{ … }