315 	struct nilfs_segment_usage *su;  in nilfs_sufile_alloc()  local
366 		su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_alloc()
371 		for (j = 0; j < nsus; j++, su = (void *)su + susz, segnum++) {  in nilfs_sufile_alloc()
372 			if (!nilfs_segment_usage_clean(su))  in nilfs_sufile_alloc()
375 			nilfs_segment_usage_set_dirty(su);  in nilfs_sufile_alloc()
413 	struct nilfs_segment_usage *su;  in nilfs_sufile_do_cancel_free()  local
417 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);  in nilfs_sufile_do_cancel_free()
418 	if (unlikely(!nilfs_segment_usage_clean(su))) {  in nilfs_sufile_do_cancel_free()
424 	nilfs_segment_usage_set_dirty(su);  in nilfs_sufile_do_cancel_free()
438 	struct nilfs_segment_usage *su;  in nilfs_sufile_do_scrap()  local
443 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);  in nilfs_sufile_do_scrap()
444 	if (su->su_flags == cpu_to_le32(1UL << NILFS_SEGMENT_USAGE_DIRTY) &&  in nilfs_sufile_do_scrap()
445 	    su->su_nblocks == cpu_to_le32(0)) {  in nilfs_sufile_do_scrap()
449 	clean = nilfs_segment_usage_clean(su);  in nilfs_sufile_do_scrap()
450 	dirty = nilfs_segment_usage_dirty(su);  in nilfs_sufile_do_scrap()
453 	su->su_lastmod = cpu_to_le64(0);  in nilfs_sufile_do_scrap()
454 	su->su_nblocks = cpu_to_le32(0);  in nilfs_sufile_do_scrap()
455 	su->su_flags = cpu_to_le32(1UL << NILFS_SEGMENT_USAGE_DIRTY);  in nilfs_sufile_do_scrap()
469 	struct nilfs_segment_usage *su;  in nilfs_sufile_do_free()  local
474 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);  in nilfs_sufile_do_free()
475 	if (nilfs_segment_usage_clean(su)) {  in nilfs_sufile_do_free()
481 	WARN_ON(nilfs_segment_usage_error(su));  in nilfs_sufile_do_free()
482 	WARN_ON(!nilfs_segment_usage_dirty(su));  in nilfs_sufile_do_free()
484 	sudirty = nilfs_segment_usage_dirty(su);  in nilfs_sufile_do_free()
485 	nilfs_segment_usage_set_clean(su);  in nilfs_sufile_do_free()
525 	struct nilfs_segment_usage *su;  in nilfs_sufile_set_segment_usage()  local
535 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, bh, kaddr);  in nilfs_sufile_set_segment_usage()
536 	WARN_ON(nilfs_segment_usage_error(su));  in nilfs_sufile_set_segment_usage()
538 		su->su_lastmod = cpu_to_le64(modtime);  in nilfs_sufile_set_segment_usage()
539 	su->su_nblocks = cpu_to_le32(nblocks);  in nilfs_sufile_set_segment_usage()
603 	struct nilfs_segment_usage *su;  in nilfs_sufile_do_set_error()  local
608 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);  in nilfs_sufile_do_set_error()
609 	if (nilfs_segment_usage_error(su)) {  in nilfs_sufile_do_set_error()
613 	suclean = nilfs_segment_usage_clean(su);  in nilfs_sufile_do_set_error()
614 	nilfs_segment_usage_set_error(su);  in nilfs_sufile_do_set_error()
648 	struct nilfs_segment_usage *su, *su2;  in nilfs_sufile_truncate_range()  local
685 		su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_truncate_range()
687 		su2 = su;  in nilfs_sufile_truncate_range()
688 		for (j = 0; j < n; j++, su = (void *)su + susz) {  in nilfs_sufile_truncate_range()
689 			if ((le32_to_cpu(su->su_flags) &  in nilfs_sufile_truncate_range()
699 		for (su = su2, j = 0; j < n; j++, su = (void *)su + susz) {  in nilfs_sufile_truncate_range()
700 			if (nilfs_segment_usage_error(su)) {  in nilfs_sufile_truncate_range()
701 				nilfs_segment_usage_set_clean(su);  in nilfs_sufile_truncate_range()
818 	struct nilfs_segment_usage *su;  in nilfs_sufile_get_suinfo()  local
850 		su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_get_suinfo()
853 		     j++, su = (void *)su + susz, si = (void *)si + sisz) {  in nilfs_sufile_get_suinfo()
854 			si->sui_lastmod = le64_to_cpu(su->su_lastmod);  in nilfs_sufile_get_suinfo()
855 			si->sui_nblocks = le32_to_cpu(su->su_nblocks);  in nilfs_sufile_get_suinfo()
856 			si->sui_flags = le32_to_cpu(su->su_flags) &  in nilfs_sufile_get_suinfo()
898 	struct nilfs_segment_usage *su;  in nilfs_sufile_set_suinfo()  local
932 		su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_set_suinfo()
936 			su->su_lastmod = cpu_to_le64(sup->sup_sui.sui_lastmod);  in nilfs_sufile_set_suinfo()
939 			su->su_nblocks = cpu_to_le32(sup->sup_sui.sui_nblocks);  in nilfs_sufile_set_suinfo()
951 			cleansu = nilfs_segment_usage_clean(su);  in nilfs_sufile_set_suinfo()
953 			dirtysu = nilfs_segment_usage_dirty(su);  in nilfs_sufile_set_suinfo()
965 			su->su_flags = cpu_to_le32(sup->sup_sui.sui_flags);  in nilfs_sufile_set_suinfo()
1023 	struct nilfs_segment_usage *su;  in nilfs_sufile_trim_fs()  local
1074 		su = nilfs_sufile_block_get_segment_usage(sufile, segnum,  in nilfs_sufile_trim_fs()
1076 		for (i = 0; i < n; ++i, ++segnum, su = (void *)su + susz) {  in nilfs_sufile_trim_fs()
1077 			if (!nilfs_segment_usage_clean(su))  in nilfs_sufile_trim_fs()
1116 				su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_trim_fs()