1/*
2 *  linux/fs/minix/file.c
3 *
4 *  Copyright (C) 1991, 1992 Linus Torvalds
5 *
6 *  minix regular file handling primitives
7 */
8
9#include <linux/fs.h>
10#include <linux/minix_fs.h>
11
12/*
13 * We have mostly NULLs here: the current defaults are OK for
14 * the minix filesystem.
15 */
16int minix_sync_file(struct file *, struct dentry *, int);
17
18struct file_operations minix_file_operations = {
19	llseek:		generic_file_llseek,
20	read:		generic_file_read,
21	write:		generic_file_write,
22	mmap:		generic_file_mmap,
23	fsync:		minix_sync_file,
24};
25
26struct inode_operations minix_file_inode_operations = {
27	truncate:	minix_truncate,
28};
29
30int minix_sync_file(struct file * file, struct dentry *dentry, int datasync)
31{
32	struct inode *inode = dentry->d_inode;
33	int err;
34
35	err = fsync_inode_buffers(inode);
36	err |= fsync_inode_data_buffers(inode);
37	if (!(inode->i_state & I_DIRTY))
38		return err;
39	if (datasync && !(inode->i_state & I_DIRTY_DATASYNC))
40		return err;
41
42	err |= minix_sync_inode(inode);
43	return err ? -EIO : 0;
44}
45