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Linux/fs/qnx4/qnx4.h

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  1 #include <linux/fs.h>
  2 #include <linux/qnx4_fs.h>
  3 
  4 #define QNX4_DEBUG 0
  5 
  6 #if QNX4_DEBUG
  7 #define QNX4DEBUG(X) printk X
  8 #else
  9 #define QNX4DEBUG(X) (void) 0
 10 #endif
 11 
 12 struct qnx4_sb_info {
 13         unsigned int            Version;        /* may be useful */
 14         struct qnx4_inode_entry *BitMap;        /* useful */
 15 };
 16 
 17 struct qnx4_inode_info {
 18         struct qnx4_inode_entry raw;
 19         loff_t mmu_private;
 20         struct inode vfs_inode;
 21 };
 22 
 23 extern struct inode *qnx4_iget(struct super_block *, unsigned long);
 24 extern struct dentry *qnx4_lookup(struct inode *dir, struct dentry *dentry, unsigned int flags);
 25 extern unsigned long qnx4_count_free_blocks(struct super_block *sb);
 26 extern unsigned long qnx4_block_map(struct inode *inode, long iblock);
 27 
 28 extern const struct inode_operations qnx4_dir_inode_operations;
 29 extern const struct file_operations qnx4_dir_operations;
 30 extern int qnx4_is_free(struct super_block *sb, long block);
 31 
 32 static inline struct qnx4_sb_info *qnx4_sb(struct super_block *sb)
 33 {
 34         return sb->s_fs_info;
 35 }
 36 
 37 static inline struct qnx4_inode_info *qnx4_i(struct inode *inode)
 38 {
 39         return container_of(inode, struct qnx4_inode_info, vfs_inode);
 40 }
 41 
 42 static inline struct qnx4_inode_entry *qnx4_raw_inode(struct inode *inode)
 43 {
 44         return &qnx4_i(inode)->raw;
 45 }
 46 

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