235 	struct ocfs2_super *osb = OCFS2_SB(oi->vfs_inode.i_sb);  in ocfs2_dinode_insert_check()  local
238 	mlog_bug_on_msg(!ocfs2_sparse_alloc(osb) &&  in ocfs2_dinode_insert_check()
242 			osb->dev_str,  in ocfs2_dinode_insert_check()
1011 	struct ocfs2_super *osb =  in ocfs2_create_new_meta_bhs()  local
1030 			bhs[i] = sb_getblk(osb->sb, first_blkno);  in ocfs2_create_new_meta_bhs()
1046 			memset(bhs[i]->b_data, 0, osb->sb->s_blocksize);  in ocfs2_create_new_meta_bhs()
1051 			eb->h_fs_generation = cpu_to_le32(osb->fs_generation);  in ocfs2_create_new_meta_bhs()
1057 				cpu_to_le16(ocfs2_extent_recs_per_eb(osb->sb));  in ocfs2_create_new_meta_bhs()
3120 static int ocfs2_remove_rightmost_empty_extent(struct ocfs2_super *osb,  in ocfs2_remove_rightmost_empty_extent()  argument
3129 	handle = ocfs2_start_trans(osb, credits);  in ocfs2_remove_rightmost_empty_extent()
3140 	ocfs2_commit_trans(osb, handle);  in ocfs2_remove_rightmost_empty_extent()
4802 	struct ocfs2_super *osb =  in ocfs2_add_clusters_in_btree()  local
4855 	block = ocfs2_clusters_to_blocks(osb->sb, bit_off);  in ocfs2_add_clusters_in_btree()
4881 			ocfs2_free_local_alloc_bits(osb, handle, data_ac,  in ocfs2_add_clusters_in_btree()
4887 					ocfs2_clusters_to_blocks(osb->sb, bit_off),  in ocfs2_add_clusters_in_btree()
5677 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);  in ocfs2_reserve_blocks_for_rec_trunc()  local
5689 	    (ocfs2_sparse_alloc(osb) && num_free_extents < max_recs_needed))  in ocfs2_reserve_blocks_for_rec_trunc()
5693 		ret = ocfs2_reserve_new_metadata_blocks(osb, extra_blocks, ac);  in ocfs2_reserve_blocks_for_rec_trunc()
5719 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);  in ocfs2_remove_btree_range()  local
5720 	struct inode *tl_inode = osb->osb_tl_inode;  in ocfs2_remove_btree_range()
5729 			ret = ocfs2_lock_refcount_tree(osb, refcount_loc, 1,  in ocfs2_remove_btree_range()
5758 	if (ocfs2_truncate_log_needs_flush(osb)) {  in ocfs2_remove_btree_range()
5759 		ret = __ocfs2_flush_truncate_log(osb);  in ocfs2_remove_btree_range()
5766 	handle = ocfs2_start_trans(osb,  in ocfs2_remove_btree_range()
5767 			ocfs2_remove_extent_credits(osb->sb) + credits);  in ocfs2_remove_btree_range()
5798 					ocfs2_blocks_to_clusters(osb->sb,  in ocfs2_remove_btree_range()
5803 			ret = ocfs2_truncate_log_append(osb, handle,  in ocfs2_remove_btree_range()
5811 	ocfs2_commit_trans(osb, handle);  in ocfs2_remove_btree_range()
5819 		ocfs2_unlock_refcount_tree(osb, ref_tree, 1);  in ocfs2_remove_btree_range()
5824 int ocfs2_truncate_log_needs_flush(struct ocfs2_super *osb)  in ocfs2_truncate_log_needs_flush()  argument
5826 	struct buffer_head *tl_bh = osb->osb_tl_bh;  in ocfs2_truncate_log_needs_flush()
5835 			"%u, count = %u\n", osb->slot_num,  in ocfs2_truncate_log_needs_flush()
5857 int ocfs2_truncate_log_append(struct ocfs2_super *osb,  in ocfs2_truncate_log_append()  argument
5864 	struct inode *tl_inode = osb->osb_tl_inode;  in ocfs2_truncate_log_append()
5865 	struct buffer_head *tl_bh = osb->osb_tl_bh;  in ocfs2_truncate_log_append()
5871 	start_cluster = ocfs2_blocks_to_clusters(osb->sb, start_blk);  in ocfs2_truncate_log_append()
5882 	mlog_bug_on_msg(tl_count > ocfs2_truncate_recs_per_inode(osb->sb) ||  in ocfs2_truncate_log_append()
5887 			ocfs2_truncate_recs_per_inode(osb->sb),  in ocfs2_truncate_log_append()
5928 	osb->truncated_clusters += num_clusters;  in ocfs2_truncate_log_append()
5933 static int ocfs2_replay_truncate_records(struct ocfs2_super *osb,  in ocfs2_replay_truncate_records()  argument
5944 	struct inode *tl_inode = osb->osb_tl_inode;  in ocfs2_replay_truncate_records()
5945 	struct buffer_head *tl_bh = osb->osb_tl_bh;  in ocfs2_replay_truncate_records()
5952 		handle = ocfs2_start_trans(osb, OCFS2_TRUNCATE_LOG_FLUSH_ONE_REC);  in ocfs2_replay_truncate_records()
5993 		ocfs2_commit_trans(osb, handle);  in ocfs2_replay_truncate_records()
5997 	osb->truncated_clusters = 0;  in ocfs2_replay_truncate_records()
6004 int __ocfs2_flush_truncate_log(struct ocfs2_super *osb)  in __ocfs2_flush_truncate_log()  argument
6008 	struct inode *tl_inode = osb->osb_tl_inode;  in __ocfs2_flush_truncate_log()
6010 	struct buffer_head *tl_bh = osb->osb_tl_bh;  in __ocfs2_flush_truncate_log()
6034 	data_alloc_inode = ocfs2_get_system_file_inode(osb,  in __ocfs2_flush_truncate_log()
6051 	status = ocfs2_replay_truncate_records(osb, data_alloc_inode,  in __ocfs2_flush_truncate_log()
6067 int ocfs2_flush_truncate_log(struct ocfs2_super *osb)  in ocfs2_flush_truncate_log()  argument
6070 	struct inode *tl_inode = osb->osb_tl_inode;  in ocfs2_flush_truncate_log()
6073 	status = __ocfs2_flush_truncate_log(osb);  in ocfs2_flush_truncate_log()
6082 	struct ocfs2_super *osb =  in ocfs2_truncate_log_worker()  local
6086 	status = ocfs2_flush_truncate_log(osb);  in ocfs2_truncate_log_worker()
6090 		ocfs2_init_steal_slots(osb);  in ocfs2_truncate_log_worker()
6094 void ocfs2_schedule_truncate_log_flush(struct ocfs2_super *osb,  in ocfs2_schedule_truncate_log_flush()  argument
6097 	if (osb->osb_tl_inode &&  in ocfs2_schedule_truncate_log_flush()
6098 			atomic_read(&osb->osb_tl_disable) == 0) {  in ocfs2_schedule_truncate_log_flush()
6102 			cancel_delayed_work(&osb->osb_truncate_log_wq);  in ocfs2_schedule_truncate_log_flush()
6104 		queue_delayed_work(osb->ocfs2_wq, &osb->osb_truncate_log_wq,  in ocfs2_schedule_truncate_log_flush()
6114 int ocfs2_try_to_free_truncate_log(struct ocfs2_super *osb,  in ocfs2_try_to_free_truncate_log()  argument
6121 	inode_lock(osb->osb_tl_inode);  in ocfs2_try_to_free_truncate_log()
6122 	truncated_clusters = osb->truncated_clusters;  in ocfs2_try_to_free_truncate_log()
6123 	inode_unlock(osb->osb_tl_inode);  in ocfs2_try_to_free_truncate_log()
6132 	ret = ocfs2_flush_truncate_log(osb);  in ocfs2_try_to_free_truncate_log()
6138 	if (jbd2_journal_start_commit(osb->journal->j_journal, &target)) {  in ocfs2_try_to_free_truncate_log()
6139 		jbd2_log_wait_commit(osb->journal->j_journal, target);  in ocfs2_try_to_free_truncate_log()
6146 static int ocfs2_get_truncate_log_info(struct ocfs2_super *osb,  in ocfs2_get_truncate_log_info()  argument
6155 	inode = ocfs2_get_system_file_inode(osb,  in ocfs2_get_truncate_log_info()
6181 int ocfs2_begin_truncate_log_recovery(struct ocfs2_super *osb,  in ocfs2_begin_truncate_log_recovery()  argument
6195 	status = ocfs2_get_truncate_log_info(osb, slot_num, &tl_inode, &tl_bh);  in ocfs2_begin_truncate_log_recovery()
6227 		ocfs2_compute_meta_ecc(osb->sb, tl_bh->b_data, &di->i_check);  in ocfs2_begin_truncate_log_recovery()
6228 		status = ocfs2_write_block(osb, tl_bh, INODE_CACHE(tl_inode));  in ocfs2_begin_truncate_log_recovery()
6248 int ocfs2_complete_truncate_log_recovery(struct ocfs2_super *osb,  in ocfs2_complete_truncate_log_recovery()  argument
6256 	struct inode *tl_inode = osb->osb_tl_inode;  in ocfs2_complete_truncate_log_recovery()
6272 		if (ocfs2_truncate_log_needs_flush(osb)) {  in ocfs2_complete_truncate_log_recovery()
6273 			status = __ocfs2_flush_truncate_log(osb);  in ocfs2_complete_truncate_log_recovery()
6280 		handle = ocfs2_start_trans(osb, OCFS2_TRUNCATE_LOG_UPDATE);  in ocfs2_complete_truncate_log_recovery()
6289 		start_blk = ocfs2_clusters_to_blocks(osb->sb, start_cluster);  in ocfs2_complete_truncate_log_recovery()
6291 		status = ocfs2_truncate_log_append(osb, handle,  in ocfs2_complete_truncate_log_recovery()
6293 		ocfs2_commit_trans(osb, handle);  in ocfs2_complete_truncate_log_recovery()
6306 void ocfs2_truncate_log_shutdown(struct ocfs2_super *osb)  in ocfs2_truncate_log_shutdown()  argument
6309 	struct inode *tl_inode = osb->osb_tl_inode;  in ocfs2_truncate_log_shutdown()
6311 	atomic_set(&osb->osb_tl_disable, 1);  in ocfs2_truncate_log_shutdown()
6314 		cancel_delayed_work(&osb->osb_truncate_log_wq);  in ocfs2_truncate_log_shutdown()
6315 		flush_workqueue(osb->ocfs2_wq);  in ocfs2_truncate_log_shutdown()
6317 		status = ocfs2_flush_truncate_log(osb);  in ocfs2_truncate_log_shutdown()
6321 		brelse(osb->osb_tl_bh);  in ocfs2_truncate_log_shutdown()
6322 		iput(osb->osb_tl_inode);  in ocfs2_truncate_log_shutdown()
6326 int ocfs2_truncate_log_init(struct ocfs2_super *osb)  in ocfs2_truncate_log_init()  argument
6332 	status = ocfs2_get_truncate_log_info(osb,  in ocfs2_truncate_log_init()
6333 					     osb->slot_num,  in ocfs2_truncate_log_init()
6342 	INIT_DELAYED_WORK(&osb->osb_truncate_log_wq,  in ocfs2_truncate_log_init()
6344 	atomic_set(&osb->osb_tl_disable, 0);  in ocfs2_truncate_log_init()
6345 	osb->osb_tl_bh    = tl_bh;  in ocfs2_truncate_log_init()
6346 	osb->osb_tl_inode = tl_inode;  in ocfs2_truncate_log_init()
6389 static int ocfs2_free_cached_blocks(struct ocfs2_super *osb,  in ocfs2_free_cached_blocks()  argument
6401 	inode = ocfs2_get_system_file_inode(osb, sysfile_type, slot);  in ocfs2_free_cached_blocks()
6422 		handle = ocfs2_start_trans(osb, OCFS2_SUBALLOC_FREE);  in ocfs2_free_cached_blocks()
6437 		ocfs2_commit_trans(osb, handle);  in ocfs2_free_cached_blocks()
6484 static int ocfs2_free_cached_clusters(struct ocfs2_super *osb,  in ocfs2_free_cached_clusters()  argument
6488 	struct inode *tl_inode = osb->osb_tl_inode;  in ocfs2_free_cached_clusters()
6495 		if (ocfs2_truncate_log_needs_flush(osb)) {  in ocfs2_free_cached_clusters()
6496 			ret = __ocfs2_flush_truncate_log(osb);  in ocfs2_free_cached_clusters()
6503 		handle = ocfs2_start_trans(osb, OCFS2_TRUNCATE_LOG_UPDATE);  in ocfs2_free_cached_clusters()
6510 		ret = ocfs2_truncate_log_append(osb, handle, head->free_blk,  in ocfs2_free_cached_clusters()
6513 		ocfs2_commit_trans(osb, handle);  in ocfs2_free_cached_clusters()
6536 int ocfs2_run_deallocs(struct ocfs2_super *osb,  in ocfs2_run_deallocs()  argument
6551 			ret2 = ocfs2_free_cached_blocks(osb,  in ocfs2_run_deallocs()
6566 		ret2 = ocfs2_free_cached_clusters(osb,  in ocfs2_run_deallocs()
6665 	struct ocfs2_super *osb =  in ocfs2_reuse_blk_from_dealloc()  local
6681 						    osb->slot_num, &real_slot,  in ocfs2_reuse_blk_from_dealloc()
6694 		new_eb_bh[i] = sb_getblk(osb->sb, bf->free_blk);  in ocfs2_reuse_blk_from_dealloc()
6703 		     bf->free_blk, osb->slot_num, real_slot);  in ocfs2_reuse_blk_from_dealloc()
6715 		memset(new_eb_bh[i]->b_data, 0, osb->sb->s_blocksize);  in ocfs2_reuse_blk_from_dealloc()
6723 		eb->h_fs_generation = cpu_to_le32(osb->fs_generation);  in ocfs2_reuse_blk_from_dealloc()
6728 			cpu_to_le16(ocfs2_extent_recs_per_eb(osb->sb));  in ocfs2_reuse_blk_from_dealloc()
7057 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);  in ocfs2_convert_inline_data_to_extents()  local
7061 	loff_t end = osb->s_clustersize;  in ocfs2_convert_inline_data_to_extents()
7068 		pages = kcalloc(ocfs2_pages_per_cluster(osb->sb),  in ocfs2_convert_inline_data_to_extents()
7076 		ret = ocfs2_reserve_clusters(osb, 1, &data_ac);  in ocfs2_convert_inline_data_to_extents()
7083 	handle = ocfs2_start_trans(osb,  in ocfs2_convert_inline_data_to_extents()
7084 				   ocfs2_inline_to_extents_credits(osb->sb));  in ocfs2_convert_inline_data_to_extents()
7103 				       ocfs2_clusters_to_bytes(osb->sb, 1));  in ocfs2_convert_inline_data_to_extents()
7127 		if (!ocfs2_sparse_alloc(osb) &&  in ocfs2_convert_inline_data_to_extents()
7128 		    PAGE_SIZE < osb->s_clustersize)  in ocfs2_convert_inline_data_to_extents()
7150 		if (PAGE_SIZE > osb->s_clustersize)  in ocfs2_convert_inline_data_to_extents()
7151 			page_end = osb->s_clustersize;  in ocfs2_convert_inline_data_to_extents()
7192 					  ocfs2_clusters_to_bytes(osb->sb, 1));  in ocfs2_convert_inline_data_to_extents()
7196 			ocfs2_free_local_alloc_bits(osb, handle, data_ac,  in ocfs2_convert_inline_data_to_extents()
7202 					ocfs2_clusters_to_blocks(osb->sb, bit_off),  in ocfs2_convert_inline_data_to_extents()
7206 	ocfs2_commit_trans(osb, handle);  in ocfs2_convert_inline_data_to_extents()
7222 int ocfs2_commit_truncate(struct ocfs2_super *osb,  in ocfs2_commit_truncate()  argument
7242 	new_highest_cpos = ocfs2_clusters_for_bytes(osb->sb,  in ocfs2_commit_truncate()
7314 			status = ocfs2_remove_rightmost_empty_extent(osb,  in ocfs2_commit_truncate()
7356 		status = ocfs2_lock_refcount_tree(osb, refcount_loc, 1,  in ocfs2_commit_truncate()
7382 		ocfs2_unlock_refcount_tree(osb, ref_tree, 1);  in ocfs2_commit_truncate()
7384 	ocfs2_schedule_truncate_log_flush(osb, 1);  in ocfs2_commit_truncate()
7386 	ocfs2_run_deallocs(osb, &dealloc);  in ocfs2_commit_truncate()
7402 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);  in ocfs2_truncate_inline()  local
7413 	    !ocfs2_supports_inline_data(osb)) {  in ocfs2_truncate_inline()
7419 			    osb->s_feature_incompat);  in ocfs2_truncate_inline()
7424 	handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS);  in ocfs2_truncate_inline()
7462 	ocfs2_commit_trans(osb, handle);  in ocfs2_truncate_inline()
7473 	struct ocfs2_super *osb = OCFS2_SB(sb);  in ocfs2_trim_extent()  local
7486 	if (group != osb->first_cluster_group_blkno)  in ocfs2_trim_extent()
7541 	struct ocfs2_super *osb = OCFS2_SB(sb);  in ocfs2_trim_fs()  local
7552 	start = range->start >> osb->s_clustersize_bits;  in ocfs2_trim_fs()
7553 	len = range->len >> osb->s_clustersize_bits;  in ocfs2_trim_fs()
7554 	minlen = range->minlen >> osb->s_clustersize_bits;  in ocfs2_trim_fs()
7556 	if (minlen >= osb->bitmap_cpg || range->len < sb->s_blocksize)  in ocfs2_trim_fs()
7559 	main_bm_inode = ocfs2_get_system_file_inode(osb,  in ocfs2_trim_fs()
7582 	len = range->len >> osb->s_clustersize_bits;  in ocfs2_trim_fs()
7588 	ocfs2_trim_fs_lock_res_init(osb);  in ocfs2_trim_fs()
7589 	ret = ocfs2_trim_fs_lock(osb, NULL, 1);  in ocfs2_trim_fs()
7593 			ocfs2_trim_fs_lock_res_uninit(osb);  in ocfs2_trim_fs()
7599 		     osb->dev_str);  in ocfs2_trim_fs()
7600 		ret = ocfs2_trim_fs_lock(osb, &info, 0);  in ocfs2_trim_fs()
7603 			ocfs2_trim_fs_lock_res_uninit(osb);  in ocfs2_trim_fs()
7613 			     osb->dev_str, info.tf_nodenum);  in ocfs2_trim_fs()
7619 	info.tf_nodenum = osb->node_num;  in ocfs2_trim_fs()
7626 	if (first_group == osb->first_cluster_group_blkno)  in ocfs2_trim_fs()
7631 	last_bit = osb->bitmap_cpg;  in ocfs2_trim_fs()
7635 		if (first_bit + len >= osb->bitmap_cpg)  in ocfs2_trim_fs()
7636 			last_bit = osb->bitmap_cpg;  in ocfs2_trim_fs()
7660 		len -= osb->bitmap_cpg - first_bit;  in ocfs2_trim_fs()
7662 		if (group == osb->first_cluster_group_blkno)  in ocfs2_trim_fs()
7663 			group = ocfs2_clusters_to_blocks(sb, osb->bitmap_cpg);  in ocfs2_trim_fs()
7665 			group += ocfs2_clusters_to_blocks(sb, osb->bitmap_cpg);  in ocfs2_trim_fs()
7673 	ocfs2_trim_fs_unlock(osb, pinfo);  in ocfs2_trim_fs()
7674 	ocfs2_trim_fs_lock_res_uninit(osb);  in ocfs2_trim_fs()