354 static struct buffer_head *bclean(handle_t *handle, struct super_block *sb,  in bclean()  argument
364 	if ((err = ext4_journal_get_write_access(handle, bh))) {  in bclean()
380 static int extend_or_restart_transaction(handle_t *handle, int thresh)  in extend_or_restart_transaction()  argument
384 	if (ext4_handle_has_enough_credits(handle, thresh))  in extend_or_restart_transaction()
387 	err = ext4_journal_extend(handle, EXT4_MAX_TRANS_DATA);  in extend_or_restart_transaction()
391 		err = ext4_journal_restart(handle, EXT4_MAX_TRANS_DATA);  in extend_or_restart_transaction()
408 static int set_flexbg_block_bitmap(struct super_block *sb, handle_t *handle,  in set_flexbg_block_bitmap()  argument
434 		err = extend_or_restart_transaction(handle, 1);  in set_flexbg_block_bitmap()
443 		err = ext4_journal_get_write_access(handle, bh);  in set_flexbg_block_bitmap()
450 		err = ext4_handle_dirty_metadata(handle, NULL, bh);  in set_flexbg_block_bitmap()
483 	handle_t *handle;  in setup_new_flex_group_blocks()  local
496 	handle = ext4_journal_start_sb(sb, EXT4_HT_RESIZE, EXT4_MAX_TRANS_DATA);  in setup_new_flex_group_blocks()
497 	if (IS_ERR(handle))  in setup_new_flex_group_blocks()
498 		return PTR_ERR(handle);  in setup_new_flex_group_blocks()
525 			err = extend_or_restart_transaction(handle, 1);  in setup_new_flex_group_blocks()
536 			err = ext4_journal_get_write_access(handle, gdb);  in setup_new_flex_group_blocks()
545 			err = ext4_handle_dirty_metadata(handle, NULL, gdb);  in setup_new_flex_group_blocks()
583 		err = extend_or_restart_transaction(handle, 1);  in setup_new_flex_group_blocks()
587 		bh = bclean(handle, sb, block);  in setup_new_flex_group_blocks()
601 		err = ext4_handle_dirty_metadata(handle, NULL, bh);  in setup_new_flex_group_blocks()
612 		err = extend_or_restart_transaction(handle, 1);  in setup_new_flex_group_blocks()
616 		bh = bclean(handle, sb, block);  in setup_new_flex_group_blocks()
625 		err = ext4_handle_dirty_metadata(handle, NULL, bh);  in setup_new_flex_group_blocks()
643 			err = set_flexbg_block_bitmap(sb, handle,  in setup_new_flex_group_blocks()
653 			err = set_flexbg_block_bitmap(sb, handle,  in setup_new_flex_group_blocks()
662 	err2 = ext4_journal_stop(handle);  in setup_new_flex_group_blocks()
752 static int add_new_gdb(handle_t *handle, struct inode *inode,  in add_new_gdb()  argument
798 	err = ext4_journal_get_write_access(handle, EXT4_SB(sb)->s_sbh);  in add_new_gdb()
803 	err = ext4_journal_get_write_access(handle, gdb_bh);  in add_new_gdb()
808 	err = ext4_journal_get_write_access(handle, dind);  in add_new_gdb()
813 	err = ext4_reserve_inode_write(handle, inode, &iloc);  in add_new_gdb()
837 	err = ext4_handle_dirty_metadata(handle, NULL, dind);  in add_new_gdb()
843 	ext4_mark_iloc_dirty(handle, inode, &iloc);  in add_new_gdb()
845 	err = ext4_handle_dirty_metadata(handle, NULL, gdb_bh);  in add_new_gdb()
861 	err = ext4_handle_dirty_super(handle, sb);  in add_new_gdb()
883 			       handle_t *handle, ext4_group_t group) {  in add_new_gdb_meta_bg()  argument
913 	err = ext4_journal_get_write_access(handle, gdb_bh);  in add_new_gdb_meta_bg()
932 static int reserve_backup_gdb(handle_t *handle, struct inode *inode,  in reserve_backup_gdb()  argument
989 		if ((err = ext4_journal_get_write_access(handle, primary[i])))  in reserve_backup_gdb()
993 	if ((err = ext4_reserve_inode_write(handle, inode, &iloc)))  in reserve_backup_gdb()
1008 		err2 = ext4_handle_dirty_metadata(handle, NULL, primary[i]);  in reserve_backup_gdb()
1013 	ext4_mark_iloc_dirty(handle, inode, &iloc);  in reserve_backup_gdb()
1053 	handle_t *handle;  in update_backups()  local
1056 	handle = ext4_journal_start_sb(sb, EXT4_HT_RESIZE, EXT4_MAX_TRANS_DATA);  in update_backups()
1057 	if (IS_ERR(handle)) {  in update_backups()
1059 		err = PTR_ERR(handle);  in update_backups()
1076 		if (ext4_handle_valid(handle) &&  in update_backups()
1077 		    handle->h_buffer_credits == 0 &&  in update_backups()
1078 		    ext4_journal_extend(handle, EXT4_MAX_TRANS_DATA) &&  in update_backups()
1079 		    (err = ext4_journal_restart(handle, EXT4_MAX_TRANS_DATA)))  in update_backups()
1097 		if ((err = ext4_journal_get_write_access(handle, bh)))  in update_backups()
1105 		err = ext4_handle_dirty_metadata(handle, NULL, bh);  in update_backups()
1117 	if ((err2 = ext4_journal_stop(handle)) && !err)  in update_backups()
1150 static int ext4_add_new_descs(handle_t *handle, struct super_block *sb,  in ext4_add_new_descs()  argument
1177 			err = ext4_journal_get_write_access(handle, gdb_bh);  in ext4_add_new_descs()
1180 				err = reserve_backup_gdb(handle, resize_inode, group);  in ext4_add_new_descs()
1182 			err = add_new_gdb_meta_bg(sb, handle, group);  in ext4_add_new_descs()
1184 			err = add_new_gdb(handle, resize_inode, group);  in ext4_add_new_descs()
1236 static int ext4_setup_new_descs(handle_t *handle, struct super_block *sb,  in ext4_setup_new_descs()  argument
1281 		err = ext4_handle_dirty_metadata(handle, NULL, gdb_bh);  in ext4_setup_new_descs()
1416 	handle_t *handle;  in ext4_flex_group_add()  local
1441 	handle = ext4_journal_start_sb(sb, EXT4_HT_RESIZE, credit);  in ext4_flex_group_add()
1442 	if (IS_ERR(handle)) {  in ext4_flex_group_add()
1443 		err = PTR_ERR(handle);  in ext4_flex_group_add()
1448 	err = ext4_journal_get_write_access(handle, sbi->s_sbh);  in ext4_flex_group_add()
1454 	err = ext4_add_new_descs(handle, sb, group,  in ext4_flex_group_add()
1459 	err = ext4_setup_new_descs(handle, sb, flex_gd);  in ext4_flex_group_add()
1465 	err = ext4_handle_dirty_super(handle, sb);  in ext4_flex_group_add()
1468 	err2 = ext4_journal_stop(handle);  in ext4_flex_group_add()
1644 	handle_t *handle;  in ext4_group_extend_no_check()  local
1650 	handle = ext4_journal_start_sb(sb, EXT4_HT_RESIZE, 3);  in ext4_group_extend_no_check()
1651 	if (IS_ERR(handle)) {  in ext4_group_extend_no_check()
1652 		err = PTR_ERR(handle);  in ext4_group_extend_no_check()
1658 	err = ext4_journal_get_write_access(handle, EXT4_SB(sb)->s_sbh);  in ext4_group_extend_no_check()
1669 	err = ext4_group_add_blocks(handle, sb, o_blocks_count, add);  in ext4_group_extend_no_check()
1672 	ext4_handle_dirty_super(handle, sb);  in ext4_group_extend_no_check()
1676 	err2 = ext4_journal_stop(handle);  in ext4_group_extend_no_check()
1781 	handle_t *handle;  in ext4_convert_meta_bg()  local
1813 	handle = ext4_journal_start_sb(sb, EXT4_HT_RESIZE, credits);  in ext4_convert_meta_bg()
1814 	if (IS_ERR(handle))  in ext4_convert_meta_bg()
1815 		return PTR_ERR(handle);  in ext4_convert_meta_bg()
1818 	err = ext4_journal_get_write_access(handle, sbi->s_sbh);  in ext4_convert_meta_bg()
1827 	err = ext4_handle_dirty_super(handle, sb);  in ext4_convert_meta_bg()
1835 		ext4_free_blocks(handle, inode, NULL, nr, 1,  in ext4_convert_meta_bg()
1841 		err = ext4_mark_inode_dirty(handle, inode);  in ext4_convert_meta_bg()
1847 	ret = ext4_journal_stop(handle);  in ext4_convert_meta_bg()