6b13f685e
 김민수
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#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 {
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, unsigned int flags);
extern unsigned long qnx4_count_free_blocks(struct super_block *sb);
extern unsigned long qnx4_block_map(struct inode *inode, long iblock);
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;
}
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