1 /* 2 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. 3 * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved. 4 * 5 * This copyrighted material is made available to anyone wishing to use, 6 * modify, copy, or redistribute it subject to the terms and conditions 7 * of the GNU General Public License version 2. 8 */ 9 10 #ifndef __BMAP_DOT_H__ 11 #define __BMAP_DOT_H__ 12 13 struct inode; 14 struct gfs2_inode; 15 struct page; 16 17 int gfs2_unstuff_dinode(struct gfs2_inode *ip, struct page *page); 18 int gfs2_block_map(struct inode *inode, u64 lblock, int create, struct buffer_head *bh); 19 int gfs2_extent_map(struct inode *inode, u64 lblock, int *new, u64 *dblock, unsigned *extlen); 20 21 int gfs2_truncatei(struct gfs2_inode *ip, u64 size); 22 int gfs2_truncatei_resume(struct gfs2_inode *ip); 23 int gfs2_file_dealloc(struct gfs2_inode *ip); 24 25 void gfs2_write_calc_reserv(struct gfs2_inode *ip, unsigned int len, 26 unsigned int *data_blocks, 27 unsigned int *ind_blocks); 28 int gfs2_write_alloc_required(struct gfs2_inode *ip, u64 offset, 29 unsigned int len, int *alloc_required); 30 31 #endif /* __BMAP_DOT_H__ */ 32