36 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_account_active()  local
38 	lockdep_assert_held(&zi->i_truncate_mutex);  in zonefs_account_active()
40 	if (zi->i_ztype != ZONEFS_ZTYPE_SEQ)  in zonefs_account_active()
47 	if (zi->i_flags & (ZONEFS_ZONE_OFFLINE | ZONEFS_ZONE_READONLY))  in zonefs_account_active()
54 	if ((zi->i_flags & ZONEFS_ZONE_OPEN) ||  in zonefs_account_active()
55 	    (zi->i_wpoffset > 0 && zi->i_wpoffset < zi->i_max_size)) {  in zonefs_account_active()
56 		if (!(zi->i_flags & ZONEFS_ZONE_ACTIVE)) {  in zonefs_account_active()
57 			zi->i_flags |= ZONEFS_ZONE_ACTIVE;  in zonefs_account_active()
65 	if (zi->i_flags & ZONEFS_ZONE_ACTIVE) {  in zonefs_account_active()
66 		zi->i_flags &= ~ZONEFS_ZONE_ACTIVE;  in zonefs_account_active()
73 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_zone_mgmt()  local
76 	lockdep_assert_held(&zi->i_truncate_mutex);  in zonefs_zone_mgmt()
86 	if (op == REQ_OP_ZONE_CLOSE && !zi->i_wpoffset)  in zonefs_zone_mgmt()
90 	ret = blkdev_zone_mgmt(inode->i_sb->s_bdev, op, zi->i_zsector,  in zonefs_zone_mgmt()
91 			       zi->i_zone_size >> SECTOR_SHIFT, GFP_NOFS);  in zonefs_zone_mgmt()
95 			   blk_op_str(op), zi->i_zsector, ret);  in zonefs_zone_mgmt()
104 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_i_size_write()  local
111 	if (isize >= zi->i_max_size) {  in zonefs_i_size_write()
114 		if (zi->i_flags & ZONEFS_ZONE_ACTIVE)  in zonefs_i_size_write()
116 		zi->i_flags &= ~(ZONEFS_ZONE_OPEN | ZONEFS_ZONE_ACTIVE);  in zonefs_i_size_write()
124 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_read_iomap_begin()  local
132 	mutex_lock(&zi->i_truncate_mutex);  in zonefs_read_iomap_begin()
142 		iomap->addr = (zi->i_zsector << SECTOR_SHIFT) + iomap->offset;  in zonefs_read_iomap_begin()
145 	mutex_unlock(&zi->i_truncate_mutex);  in zonefs_read_iomap_begin()
160 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_write_iomap_begin()  local
165 	if (WARN_ON_ONCE(offset + length > zi->i_max_size))  in zonefs_write_iomap_begin()
173 	if (WARN_ON_ONCE(zi->i_ztype == ZONEFS_ZTYPE_SEQ &&  in zonefs_write_iomap_begin()
182 	mutex_lock(&zi->i_truncate_mutex);  in zonefs_write_iomap_begin()
185 	iomap->addr = (zi->i_zsector << SECTOR_SHIFT) + iomap->offset;  in zonefs_write_iomap_begin()
189 		iomap->length = zi->i_max_size - iomap->offset;  in zonefs_write_iomap_begin()
194 	mutex_unlock(&zi->i_truncate_mutex);  in zonefs_write_iomap_begin()
222 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_write_map_blocks()  local
224 	if (WARN_ON_ONCE(zi->i_ztype != ZONEFS_ZTYPE_CNV))  in zonefs_write_map_blocks()
234 	return zonefs_write_iomap_begin(inode, offset, zi->i_max_size - offset,  in zonefs_write_map_blocks()
254 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_swap_activate()  local
256 	if (zi->i_ztype != ZONEFS_ZTYPE_CNV) {  in zonefs_swap_activate()
321 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_check_zone_condition()  local
335 		zi->i_flags |= ZONEFS_ZONE_OFFLINE;  in zonefs_check_zone_condition()
354 			zi->i_flags |= ZONEFS_ZONE_OFFLINE;  in zonefs_check_zone_condition()
357 		zi->i_flags |= ZONEFS_ZONE_READONLY;  in zonefs_check_zone_condition()
362 		return zi->i_max_size;  in zonefs_check_zone_condition()
364 		if (zi->i_ztype == ZONEFS_ZTYPE_CNV)  in zonefs_check_zone_condition()
365 			return zi->i_max_size;  in zonefs_check_zone_condition()
380 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_io_error_cb()  local
417 	if (zi->i_ztype == ZONEFS_ZTYPE_SEQ && isize != data_size)  in zonefs_io_error_cb()
456 		zi->i_flags &= ~ZONEFS_ZONE_OPEN;  in zonefs_io_error_cb()
473 	zi->i_wpoffset = data_size;  in zonefs_io_error_cb()
488 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in __zonefs_io_error()  local
504 	if (zi->i_zone_size > bdev_zone_sectors(sb->s_bdev))  in __zonefs_io_error()
505 		nr_zones = zi->i_zone_size >>  in __zonefs_io_error()
517 	ret = blkdev_report_zones(sb->s_bdev, zi->i_zsector, nr_zones,  in __zonefs_io_error()
527 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_io_error()  local
529 	mutex_lock(&zi->i_truncate_mutex);  in zonefs_io_error()
531 	mutex_unlock(&zi->i_truncate_mutex);  in zonefs_io_error()
536 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_file_truncate()  local
546 	if (zi->i_ztype != ZONEFS_ZTYPE_SEQ)  in zonefs_file_truncate()
551 	else if (isize == zi->i_max_size)  in zonefs_file_truncate()
562 	mutex_lock(&zi->i_truncate_mutex);  in zonefs_file_truncate()
576 	if (zi->i_flags & ZONEFS_ZONE_OPEN) {  in zonefs_file_truncate()
588 			zi->i_flags &= ~ZONEFS_ZONE_OPEN;  in zonefs_file_truncate()
593 	zi->i_wpoffset = isize;  in zonefs_file_truncate()
597 	mutex_unlock(&zi->i_truncate_mutex);  in zonefs_file_truncate()
676 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_filemap_page_mkwrite()  local
686 	if (WARN_ON_ONCE(zi->i_ztype != ZONEFS_ZTYPE_CNV))  in zonefs_filemap_page_mkwrite()
741 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_file_write_dio_end_io()  local
748 	if (size && zi->i_ztype != ZONEFS_ZTYPE_CNV) {  in zonefs_file_write_dio_end_io()
756 		mutex_lock(&zi->i_truncate_mutex);  in zonefs_file_write_dio_end_io()
761 		mutex_unlock(&zi->i_truncate_mutex);  in zonefs_file_write_dio_end_io()
774 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_file_dio_append()  local
791 	bio->bi_iter.bi_sector = zi->i_zsector;  in zonefs_file_dio_append()
831 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_write_check_limits()  local
833 	loff_t max_size = zi->i_max_size;  in zonefs_write_check_limits()
856 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_write_checks()  local
869 		if (zi->i_ztype != ZONEFS_ZTYPE_SEQ)  in zonefs_write_checks()
871 		mutex_lock(&zi->i_truncate_mutex);  in zonefs_write_checks()
872 		iocb->ki_pos = zi->i_wpoffset;  in zonefs_write_checks()
873 		mutex_unlock(&zi->i_truncate_mutex);  in zonefs_write_checks()
898 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_file_dio_write()  local
909 	if (zi->i_ztype == ZONEFS_ZTYPE_SEQ && !sync &&  in zonefs_file_dio_write()
932 	if (zi->i_ztype == ZONEFS_ZTYPE_SEQ) {  in zonefs_file_dio_write()
933 		mutex_lock(&zi->i_truncate_mutex);  in zonefs_file_dio_write()
934 		if (iocb->ki_pos != zi->i_wpoffset) {  in zonefs_file_dio_write()
935 			mutex_unlock(&zi->i_truncate_mutex);  in zonefs_file_dio_write()
939 		mutex_unlock(&zi->i_truncate_mutex);  in zonefs_file_dio_write()
948 	if (zi->i_ztype == ZONEFS_ZTYPE_SEQ &&  in zonefs_file_dio_write()
958 		mutex_lock(&zi->i_truncate_mutex);  in zonefs_file_dio_write()
959 		zi->i_wpoffset += count;  in zonefs_file_dio_write()
961 		mutex_unlock(&zi->i_truncate_mutex);  in zonefs_file_dio_write()
974 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_file_buffered_write()  local
981 	if (zi->i_ztype != ZONEFS_ZTYPE_CNV)  in zonefs_file_buffered_write()
1050 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_file_read_iter()  local
1059 	if (iocb->ki_pos >= zi->i_max_size)  in zonefs_file_read_iter()
1070 	mutex_lock(&zi->i_truncate_mutex);  in zonefs_file_read_iter()
1073 		mutex_unlock(&zi->i_truncate_mutex);  in zonefs_file_read_iter()
1078 	mutex_unlock(&zi->i_truncate_mutex);  in zonefs_file_read_iter()
1108 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_seq_file_need_wro()  local
1110 	if (zi->i_ztype != ZONEFS_ZTYPE_SEQ)  in zonefs_seq_file_need_wro()
1121 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_seq_file_write_open()  local
1124 	mutex_lock(&zi->i_truncate_mutex);  in zonefs_seq_file_write_open()
1126 	if (!zi->i_wr_refcnt) {  in zonefs_seq_file_write_open()
1139 			if (i_size_read(inode) < zi->i_max_size) {  in zonefs_seq_file_write_open()
1145 				zi->i_flags |= ZONEFS_ZONE_OPEN;  in zonefs_seq_file_write_open()
1151 	zi->i_wr_refcnt++;  in zonefs_seq_file_write_open()
1154 	mutex_unlock(&zi->i_truncate_mutex);  in zonefs_seq_file_write_open()
1175 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_seq_file_write_close()  local
1180 	mutex_lock(&zi->i_truncate_mutex);  in zonefs_seq_file_write_close()
1182 	zi->i_wr_refcnt--;  in zonefs_seq_file_write_close()
1183 	if (zi->i_wr_refcnt)  in zonefs_seq_file_write_close()
1191 	if (zi->i_flags & ZONEFS_ZONE_OPEN) {  in zonefs_seq_file_write_close()
1201 			if (zi->i_flags & ZONEFS_ZONE_OPEN &&  in zonefs_seq_file_write_close()
1205 					zi->i_zsector, ret);  in zonefs_seq_file_write_close()
1213 		zi->i_flags &= ~ZONEFS_ZONE_OPEN;  in zonefs_seq_file_write_close()
1220 	mutex_unlock(&zi->i_truncate_mutex);  in zonefs_seq_file_write_close()
1254 	struct zonefs_inode_info *zi;  in zonefs_alloc_inode()  local
1256 	zi = alloc_inode_sb(sb, zonefs_inode_cachep, GFP_KERNEL);  in zonefs_alloc_inode()
1257 	if (!zi)  in zonefs_alloc_inode()
1260 	inode_init_once(&zi->i_vnode);  in zonefs_alloc_inode()
1261 	mutex_init(&zi->i_truncate_mutex);  in zonefs_alloc_inode()
1262 	zi->i_wr_refcnt = 0;  in zonefs_alloc_inode()
1263 	zi->i_flags = 0;  in zonefs_alloc_inode()
1265 	return &zi->i_vnode;  in zonefs_alloc_inode()
1420 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_init_file_inode()  local
1426 	zi->i_ztype = type;  in zonefs_init_file_inode()
1427 	zi->i_zsector = zone->start;  in zonefs_init_file_inode()
1428 	zi->i_zone_size = zone->len << SECTOR_SHIFT;  in zonefs_init_file_inode()
1429 	if (zi->i_zone_size > bdev_zone_sectors(sb->s_bdev) << SECTOR_SHIFT &&  in zonefs_init_file_inode()
1433 			   zi->i_zone_size,  in zonefs_init_file_inode()
1438 	zi->i_max_size = min_t(loff_t, MAX_LFS_FILESIZE,  in zonefs_init_file_inode()
1440 	zi->i_wpoffset = zonefs_check_zone_condition(inode, zone, true, true);  in zonefs_init_file_inode()
1444 	inode->i_size = zi->i_wpoffset;  in zonefs_init_file_inode()
1445 	inode->i_blocks = zi->i_max_size >> SECTOR_SHIFT;  in zonefs_init_file_inode()
1451 	sb->s_maxbytes = max(zi->i_max_size, sb->s_maxbytes);  in zonefs_init_file_inode()
1452 	sbi->s_blocks += zi->i_max_size >> sb->s_blocksize_bits;  in zonefs_init_file_inode()
1453 	sbi->s_used_blocks += zi->i_wpoffset >> sb->s_blocksize_bits;  in zonefs_init_file_inode()
1455 	mutex_lock(&zi->i_truncate_mutex);  in zonefs_init_file_inode()
1474 	mutex_unlock(&zi->i_truncate_mutex);  in zonefs_init_file_inode()