44 lines · c
1/* SPDX-License-Identifier: GPL-2.0+ */2/*3 * NILFS inode file4 *5 * Copyright (C) 2006-2008 Nippon Telegraph and Telephone Corporation.6 *7 * Written by Amagai Yoshiji.8 * Revised by Ryusuke Konishi.9 *10 */11 12#ifndef _NILFS_IFILE_H13#define _NILFS_IFILE_H14 15#include <linux/fs.h>16#include <linux/buffer_head.h>17#include "mdt.h"18#include "alloc.h"19 20 21static inline struct nilfs_inode *22nilfs_ifile_map_inode(struct inode *ifile, ino_t ino, struct buffer_head *ibh)23{24 void *kaddr = kmap_local_page(ibh->b_page);25 26 return nilfs_palloc_block_get_entry(ifile, ino, ibh, kaddr);27}28 29static inline void nilfs_ifile_unmap_inode(struct nilfs_inode *raw_inode)30{31 kunmap_local(raw_inode);32}33 34int nilfs_ifile_create_inode(struct inode *, ino_t *, struct buffer_head **);35int nilfs_ifile_delete_inode(struct inode *, ino_t);36int nilfs_ifile_get_inode_block(struct inode *, ino_t, struct buffer_head **);37 38int nilfs_ifile_count_free_inodes(struct inode *, u64 *, u64 *);39 40int nilfs_ifile_read(struct super_block *sb, struct nilfs_root *root,41 __u64 cno, size_t inode_size);42 43#endif /* _NILFS_IFILE_H */44