33 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_zone_mgmt()  local
36 	lockdep_assert_held(&zi->i_truncate_mutex);  in zonefs_zone_mgmt()
39 	ret = blkdev_zone_mgmt(inode->i_sb->s_bdev, op, zi->i_zsector,  in zonefs_zone_mgmt()
40 			       zi->i_zone_size >> SECTOR_SHIFT, GFP_NOFS);  in zonefs_zone_mgmt()
44 			   blk_op_str(op), zi->i_zsector, ret);  in zonefs_zone_mgmt()
53 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_i_size_write()  local
60 	if (isize >= zi->i_max_size)  in zonefs_i_size_write()
61 		zi->i_flags &= ~ZONEFS_ZONE_OPEN;  in zonefs_i_size_write()
68 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_iomap_begin()  local
73 	if (WARN_ON_ONCE(offset + length > zi->i_max_size))  in zonefs_iomap_begin()
81 	if (WARN_ON_ONCE(zi->i_ztype == ZONEFS_ZTYPE_SEQ &&  in zonefs_iomap_begin()
90 	mutex_lock(&zi->i_truncate_mutex);  in zonefs_iomap_begin()
97 		length = zi->i_max_size - offset;  in zonefs_iomap_begin()
100 	mutex_unlock(&zi->i_truncate_mutex);  in zonefs_iomap_begin()
105 	iomap->addr = (zi->i_zsector << SECTOR_SHIFT) + iomap->offset;  in zonefs_iomap_begin()
133 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_map_blocks()  local
135 	if (WARN_ON_ONCE(zi->i_ztype != ZONEFS_ZTYPE_CNV))  in zonefs_map_blocks()
145 	return zonefs_iomap_begin(inode, offset, zi->i_max_size - offset,  in zonefs_map_blocks()
172 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_swap_activate()  local
174 	if (zi->i_ztype != ZONEFS_ZTYPE_CNV) {  in zonefs_swap_activate()
239 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_check_zone_condition()  local
277 		return zi->i_max_size;  in zonefs_check_zone_condition()
279 		if (zi->i_ztype == ZONEFS_ZTYPE_CNV)  in zonefs_check_zone_condition()
280 			return zi->i_max_size;  in zonefs_check_zone_condition()
295 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_io_error_cb()  local
332 	if (zi->i_ztype == ZONEFS_ZTYPE_SEQ && isize != data_size)  in zonefs_io_error_cb()
371 		zi->i_flags &= ~ZONEFS_ZONE_OPEN;  in zonefs_io_error_cb()
388 	zi->i_wpoffset = data_size;  in zonefs_io_error_cb()
402 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in __zonefs_io_error()  local
407 		zi->i_zone_size >> (sbi->s_zone_sectors_shift + SECTOR_SHIFT);  in __zonefs_io_error()
423 	ret = blkdev_report_zones(sb->s_bdev, zi->i_zsector, nr_zones,  in __zonefs_io_error()
433 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_io_error()  local
435 	mutex_lock(&zi->i_truncate_mutex);  in zonefs_io_error()
437 	mutex_unlock(&zi->i_truncate_mutex);  in zonefs_io_error()
442 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_file_truncate()  local
452 	if (zi->i_ztype != ZONEFS_ZTYPE_SEQ)  in zonefs_file_truncate()
457 	else if (isize == zi->i_max_size)  in zonefs_file_truncate()
468 	mutex_lock(&zi->i_truncate_mutex);  in zonefs_file_truncate()
482 	if (zi->i_flags & ZONEFS_ZONE_OPEN) {  in zonefs_file_truncate()
494 			zi->i_flags &= ~ZONEFS_ZONE_OPEN;  in zonefs_file_truncate()
499 	zi->i_wpoffset = isize;  in zonefs_file_truncate()
502 	mutex_unlock(&zi->i_truncate_mutex);  in zonefs_file_truncate()
581 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_filemap_page_mkwrite()  local
591 	if (WARN_ON_ONCE(zi->i_ztype != ZONEFS_ZTYPE_CNV))  in zonefs_filemap_page_mkwrite()
646 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_file_write_dio_end_io()  local
653 	if (size && zi->i_ztype != ZONEFS_ZTYPE_CNV) {  in zonefs_file_write_dio_end_io()
661 		mutex_lock(&zi->i_truncate_mutex);  in zonefs_file_write_dio_end_io()
666 		mutex_unlock(&zi->i_truncate_mutex);  in zonefs_file_write_dio_end_io()
679 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_file_dio_append()  local
697 	bio->bi_iter.bi_sector = zi->i_zsector;  in zonefs_file_dio_append()
739 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_write_check_limits()  local
741 	loff_t max_size = zi->i_max_size;  in zonefs_write_check_limits()
764 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_write_checks()  local
777 		if (zi->i_ztype != ZONEFS_ZTYPE_SEQ)  in zonefs_write_checks()
779 		mutex_lock(&zi->i_truncate_mutex);  in zonefs_write_checks()
780 		iocb->ki_pos = zi->i_wpoffset;  in zonefs_write_checks()
781 		mutex_unlock(&zi->i_truncate_mutex);  in zonefs_write_checks()
806 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_file_dio_write()  local
817 	if (zi->i_ztype == ZONEFS_ZTYPE_SEQ && !sync &&  in zonefs_file_dio_write()
840 	if (zi->i_ztype == ZONEFS_ZTYPE_SEQ) {  in zonefs_file_dio_write()
841 		mutex_lock(&zi->i_truncate_mutex);  in zonefs_file_dio_write()
842 		if (iocb->ki_pos != zi->i_wpoffset) {  in zonefs_file_dio_write()
843 			mutex_unlock(&zi->i_truncate_mutex);  in zonefs_file_dio_write()
847 		mutex_unlock(&zi->i_truncate_mutex);  in zonefs_file_dio_write()
856 	if (zi->i_ztype == ZONEFS_ZTYPE_SEQ &&  in zonefs_file_dio_write()
860 		mutex_lock(&zi->i_truncate_mutex);  in zonefs_file_dio_write()
861 		zi->i_wpoffset += count;  in zonefs_file_dio_write()
862 		mutex_unlock(&zi->i_truncate_mutex);  in zonefs_file_dio_write()
875 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_file_buffered_write()  local
882 	if (zi->i_ztype != ZONEFS_ZTYPE_CNV)  in zonefs_file_buffered_write()
951 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_file_read_iter()  local
960 	if (iocb->ki_pos >= zi->i_max_size)  in zonefs_file_read_iter()
971 	mutex_lock(&zi->i_truncate_mutex);  in zonefs_file_read_iter()
974 		mutex_unlock(&zi->i_truncate_mutex);  in zonefs_file_read_iter()
979 	mutex_unlock(&zi->i_truncate_mutex);  in zonefs_file_read_iter()
1005 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_file_use_exp_open()  local
1011 	if (zi->i_ztype != ZONEFS_ZTYPE_SEQ)  in zonefs_file_use_exp_open()
1022 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_open_zone()  local
1026 	mutex_lock(&zi->i_truncate_mutex);  in zonefs_open_zone()
1028 	if (!zi->i_wr_refcnt) {  in zonefs_open_zone()
1035 		if (i_size_read(inode) < zi->i_max_size) {  in zonefs_open_zone()
1041 			zi->i_flags |= ZONEFS_ZONE_OPEN;  in zonefs_open_zone()
1045 	zi->i_wr_refcnt++;  in zonefs_open_zone()
1048 	mutex_unlock(&zi->i_truncate_mutex);  in zonefs_open_zone()
1069 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_close_zone()  local
1072 	mutex_lock(&zi->i_truncate_mutex);  in zonefs_close_zone()
1073 	zi->i_wr_refcnt--;  in zonefs_close_zone()
1074 	if (!zi->i_wr_refcnt) {  in zonefs_close_zone()
1082 		if (!(zi->i_flags & ZONEFS_ZONE_OPEN))  in zonefs_close_zone()
1094 			if (zi->i_flags & ZONEFS_ZONE_OPEN &&  in zonefs_close_zone()
1100 		zi->i_flags &= ~ZONEFS_ZONE_OPEN;  in zonefs_close_zone()
1104 	mutex_unlock(&zi->i_truncate_mutex);  in zonefs_close_zone()
1138 	struct zonefs_inode_info *zi;  in zonefs_alloc_inode()  local
1140 	zi = kmem_cache_alloc(zonefs_inode_cachep, GFP_KERNEL);  in zonefs_alloc_inode()
1141 	if (!zi)  in zonefs_alloc_inode()
1144 	inode_init_once(&zi->i_vnode);  in zonefs_alloc_inode()
1145 	mutex_init(&zi->i_truncate_mutex);  in zonefs_alloc_inode()
1146 	zi->i_wr_refcnt = 0;  in zonefs_alloc_inode()
1148 	return &zi->i_vnode;  in zonefs_alloc_inode()
1303 	struct zonefs_inode_info *zi = ZONEFS_I(inode);  in zonefs_init_file_inode()  local
1308 	zi->i_ztype = type;  in zonefs_init_file_inode()
1309 	zi->i_zsector = zone->start;  in zonefs_init_file_inode()
1310 	zi->i_zone_size = zone->len << SECTOR_SHIFT;  in zonefs_init_file_inode()
1312 	zi->i_max_size = min_t(loff_t, MAX_LFS_FILESIZE,  in zonefs_init_file_inode()
1314 	zi->i_wpoffset = zonefs_check_zone_condition(inode, zone, true, true);  in zonefs_init_file_inode()
1318 	inode->i_size = zi->i_wpoffset;  in zonefs_init_file_inode()
1319 	inode->i_blocks = zi->i_max_size >> SECTOR_SHIFT;  in zonefs_init_file_inode()
1325 	sb->s_maxbytes = max(zi->i_max_size, sb->s_maxbytes);  in zonefs_init_file_inode()
1326 	sbi->s_blocks += zi->i_max_size >> sb->s_blocksize_bits;  in zonefs_init_file_inode()
1327 	sbi->s_used_blocks += zi->i_wpoffset >> sb->s_blocksize_bits;  in zonefs_init_file_inode()