fs/quota/quota_tree.c

56 static ssize_t read_blk(struct qtree_mem_dqinfo *info, uint blk, char *buf)
62 	       info->dqi_usable_bs, (loff_t)blk << info->dqi_blocksize_bits);
65 static ssize_t write_blk(struct qtree_mem_dqinfo *info, uint blk, char *buf)
71 	       info->dqi_usable_bs, (loff_t)blk << info->dqi_blocksize_bits);
119 	int ret, blk;
124 		blk = info->dqi_free_blk;
125 		ret = read_blk(info, blk, buf);
139 		blk = info->dqi_blocks++;
142 	ret = blk;
149 static int put_free_dqblk(struct qtree_mem_dqinfo *info, char *buf, uint blk)
157 	err = write_blk(info, blk, buf);
160 	info->dqi_free_blk = blk;
167 			       uint blk)
203 	if (write_blk(info, blk, buf) < 0)
205 			    "with free entries", blk);
214 			       uint blk)
224 	err = write_blk(info, blk, buf);
232 							cpu_to_le32(blk);
238 	info->dqi_free_entry = blk;
262 	uint blk, i;
274 		blk = info->dqi_free_entry;
275 		*err = read_blk(info, blk, buf);
282 		blk = get_free_dqblk(info);
283 		if ((int)blk < 0) {
284 			*err = blk;
291 		info->dqi_free_entry = blk;
296 		*err = remove_free_dqentry(info, buf, blk);
299 				    "from entry free list", blk);
318 	*err = write_blk(info, blk, buf);
321 			    blk);
324 	dquot->dq_off = ((loff_t)blk << info->dqi_blocksize_bits) +
328 	return blk;
480 			uint blk)
488 	if (dquot->dq_off >> info->dqi_blocksize_bits != blk) {
490 			"other block (%u) than it should (%u)", blk,
495 	ret = read_blk(info, blk, buf);
498 			    blk);
507 		ret = remove_free_dqentry(info, buf, blk);
509 			ret = put_free_dqblk(info, buf, blk);
512 				    "(%u) to free list", blk);
522 			ret = insert_free_dqentry(info, buf, blk);
525 				    "data block (%u) to free entry list", blk);
529 			ret = write_blk(info, blk, buf);
532 					    "data block %u", blk);
623 				 struct dquot *dquot, uint blk)
632 	ret = read_blk(info, blk, buf);
635 			    "block %u", blk);
651 		ret = ((loff_t)blk << info->dqi_blocksize_bits) + sizeof(struct
666 	uint blk;
678 	blk = le32_to_cpu(ref[get_index(info, dquot->dq_id, depth)]);
679 	if (!blk)	/* No reference? */
681 	ret = do_check_range(dquot->dq_sb, "block", blk, QT_TREEOFF,
688 		if (blk == blks[i]) {
696 	blks[depth + 1] = blk;
700 		ret = find_block_dqentry(info, dquot, blk);
793 			unsigned int blk, int depth)
808 	ret = read_blk(info, blk, buf);
811 			    "Can't read quota tree block %u", blk);