mirror of
https://github.com/torvalds/linux.git
synced 2024-11-15 08:31:55 +00:00
50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
|
#include <linux/fs.h>
|
||
|
|
#include <linux/qnx4_fs.h>
|
||
|
|
|
||
|
|
#define QNX4_DEBUG 0
|
||
|
|
|
||
|
|
#if QNX4_DEBUG
|
||
|
|
#define QNX4DEBUG(X) printk X
|
||
|
|
#else
|
||
|
|
#define QNX4DEBUG(X) (void) 0
|
||
|
|
#endif
|
||
|
|
|
||
|
|
struct qnx4_sb_info {
|
||
|
|
struct buffer_head *sb_buf; /* superblock buffer */
|
||
|
|
struct qnx4_super_block *sb; /* our superblock */
|
||
|
|
unsigned int Version; /* may be useful */
|
||
|
|
struct qnx4_inode_entry *BitMap; /* useful */
|
||
|
|
};
|
||
|
|
|
||
|
|
struct qnx4_inode_info {
|
||
|
|
struct qnx4_inode_entry raw;
|
||
|
|
loff_t mmu_private;
|
||
|
|
struct inode vfs_inode;
|
||
|
|
};
|
||
|
|
|
||
|
|
extern struct inode *qnx4_iget(struct super_block *, unsigned long);
|
||
|
|
extern struct dentry *qnx4_lookup(struct inode *dir, struct dentry *dentry, struct nameidata *nd);
|
||
|
|
extern unsigned long qnx4_count_free_blocks(struct super_block *sb);
|
||
|
|
extern unsigned long qnx4_block_map(struct inode *inode, long iblock);
|
||
|
|
|
||
|
|
extern struct buffer_head *qnx4_bread(struct inode *, int, int);
|
||
|
|
|
||
|
|
extern const struct inode_operations qnx4_dir_inode_operations;
|
||
|
|
extern const struct file_operations qnx4_dir_operations;
|
||
|
|
extern int qnx4_is_free(struct super_block *sb, long block);
|
||
|
|
|
||
|
|
static inline struct qnx4_sb_info *qnx4_sb(struct super_block *sb)
|
||
|
|
{
|
||
|
|
return sb->s_fs_info;
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline struct qnx4_inode_info *qnx4_i(struct inode *inode)
|
||
|
|
{
|
||
|
|
return container_of(inode, struct qnx4_inode_info, vfs_inode);
|
||
|
|
}
|
||
|
|
|
||
|
|
static inline struct qnx4_inode_entry *qnx4_raw_inode(struct inode *inode)
|
||
|
|
{
|
||
|
|
return &qnx4_i(inode)->raw;
|
||
|
|
}
|