31 int omfs_shrink_inode(struct inode *inode)  in omfs_shrink_inode()  argument
33 	struct omfs_sb_info *sbi = OMFS_SB(inode->i_sb);  in omfs_shrink_inode()
45 	next = inode->i_ino;  in omfs_shrink_inode()
49 	if (inode->i_size != 0)  in omfs_shrink_inode()
52 	bh = omfs_bread(inode->i_sb, next);  in omfs_shrink_inode()
79 			omfs_clear_range(inode->i_sb, start, (int) count);  in omfs_shrink_inode()
86 		if (last != inode->i_ino)  in omfs_shrink_inode()
87 			omfs_clear_range(inode->i_sb, last, sbi->s_mirrors);  in omfs_shrink_inode()
92 		bh = omfs_bread(inode->i_sb, next);  in omfs_shrink_inode()
106 static void omfs_truncate(struct inode *inode)  in omfs_truncate()  argument
108 	omfs_shrink_inode(inode);  in omfs_truncate()
109 	mark_inode_dirty(inode);  in omfs_truncate()
116 static int omfs_grow_extent(struct inode *inode, struct omfs_extent *oe,  in omfs_grow_extent()  argument
121 	struct omfs_sb_info *sbi = OMFS_SB(inode->i_sb);  in omfs_grow_extent()
148 		if (omfs_allocate_block(inode->i_sb, new_block)) {  in omfs_grow_extent()
162 	ret = omfs_allocate_range(inode->i_sb, 1, sbi->s_clustersize,  in omfs_grow_extent()
191 static sector_t find_block(struct inode *inode, struct omfs_extent_entry *ent,  in find_block()  argument
197 		int numblocks = clus_to_blk(OMFS_SB(inode->i_sb),  in find_block()
207 			return clus_to_blk(OMFS_SB(inode->i_sb),  in find_block()
217 static int omfs_get_block(struct inode *inode, sector_t block,  in omfs_get_block()  argument
228 	struct omfs_sb_info *sbi = OMFS_SB(inode->i_sb);  in omfs_get_block()
229 	int max_blocks = bh_result->b_size >> inode->i_blkbits;  in omfs_get_block()
233 	bh = omfs_bread(inode->i_sb, inode->i_ino);  in omfs_get_block()
239 	next = inode->i_ino;  in omfs_get_block()
253 		offset = find_block(inode, entry, block, extent_count, &remain);  in omfs_get_block()
256 			map_bh(bh_result, inode->i_sb, offset);  in omfs_get_block()
259 			bh_result->b_size = (remain << inode->i_blkbits);  in omfs_get_block()
266 		bh = omfs_bread(inode->i_sb, next);  in omfs_get_block()
273 		ret = omfs_grow_extent(inode, oe, &new_block);  in omfs_get_block()
276 			mark_inode_dirty(inode);  in omfs_get_block()
277 			map_bh(bh_result, inode->i_sb,  in omfs_get_block()
305 	struct inode *inode = mapping->host;  in omfs_write_failed()  local
307 	if (to > inode->i_size) {  in omfs_write_failed()
308 		truncate_pagecache(inode, inode->i_size);  in omfs_write_failed()
309 		omfs_truncate(inode);  in omfs_write_failed()
343 	struct inode *inode = d_inode(dentry);  in omfs_setattr()  local
351 	    attr->ia_size != i_size_read(inode)) {  in omfs_setattr()
352 		error = inode_newsize_ok(inode, attr->ia_size);  in omfs_setattr()
355 		truncate_setsize(inode, attr->ia_size);  in omfs_setattr()
356 		omfs_truncate(inode);  in omfs_setattr()
359 	setattr_copy(&nop_mnt_idmap, inode, attr);  in omfs_setattr()
360 	mark_inode_dirty(inode);  in omfs_setattr()