895 	pgoff_t block_off;  in get_nat_entry()  local
905 	block_off = nid / NAT_ENTRY_PER_BLOCK;  in get_nat_entry()
908 	seg_off = block_off >> sbi->log_blocks_per_seg;  in get_nat_entry()
911 			(block_off & ((1 << sbi->log_blocks_per_seg) - 1)));  in get_nat_entry()
913 	if (f2fs_test_bit(block_off, nm_i->nat_bitmap))  in get_nat_entry()
1116 	pgoff_t block_off;  in nullify_nat_entry()  local
1133 	block_off = nid / NAT_ENTRY_PER_BLOCK;  in nullify_nat_entry()
1136 	seg_off = block_off >> sbi->log_blocks_per_seg;  in nullify_nat_entry()
1139 			(block_off & ((1 << sbi->log_blocks_per_seg) - 1)));  in nullify_nat_entry()
1141 	if (f2fs_test_bit(block_off, nm_i->nat_bitmap))  in nullify_nat_entry()
1162 	pgoff_t block_off;  in build_nat_area_bitmap()  local
1180 	for (block_off = 0; block_off < nr_nat_blks; block_off++) {  in build_nat_area_bitmap()
1182 		seg_off = block_off >> sbi->log_blocks_per_seg;  in build_nat_area_bitmap()
1185 			(block_off & ((1 << sbi->log_blocks_per_seg) - 1)));  in build_nat_area_bitmap()
1187 		if (f2fs_test_bit(block_off, nm_i->nat_bitmap))  in build_nat_area_bitmap()
1193 		nid = block_off * NAT_ENTRY_PER_BLOCK;  in build_nat_area_bitmap()