317 	struct nilfs_segment_usage *su;  in nilfs_sufile_alloc()  local
368 		su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_alloc()
373 		for (j = 0; j < nsus; j++, su = (void *)su + susz, segnum++) {  in nilfs_sufile_alloc()
374 			if (!nilfs_segment_usage_clean(su))  in nilfs_sufile_alloc()
377 			nilfs_segment_usage_set_dirty(su);  in nilfs_sufile_alloc()
418 	struct nilfs_segment_usage *su;  in nilfs_sufile_do_cancel_free()  local
422 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);  in nilfs_sufile_do_cancel_free()
423 	if (unlikely(!nilfs_segment_usage_clean(su))) {  in nilfs_sufile_do_cancel_free()
429 	nilfs_segment_usage_set_dirty(su);  in nilfs_sufile_do_cancel_free()
443 	struct nilfs_segment_usage *su;  in nilfs_sufile_do_scrap()  local
448 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);  in nilfs_sufile_do_scrap()
449 	if (su->su_flags == cpu_to_le32(1UL << NILFS_SEGMENT_USAGE_DIRTY) &&  in nilfs_sufile_do_scrap()
450 	    su->su_nblocks == cpu_to_le32(0)) {  in nilfs_sufile_do_scrap()
454 	clean = nilfs_segment_usage_clean(su);  in nilfs_sufile_do_scrap()
455 	dirty = nilfs_segment_usage_dirty(su);  in nilfs_sufile_do_scrap()
458 	su->su_lastmod = cpu_to_le64(0);  in nilfs_sufile_do_scrap()
459 	su->su_nblocks = cpu_to_le32(0);  in nilfs_sufile_do_scrap()
460 	su->su_flags = cpu_to_le32(1UL << NILFS_SEGMENT_USAGE_DIRTY);  in nilfs_sufile_do_scrap()
474 	struct nilfs_segment_usage *su;  in nilfs_sufile_do_free()  local
479 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);  in nilfs_sufile_do_free()
480 	if (nilfs_segment_usage_clean(su)) {  in nilfs_sufile_do_free()
486 	WARN_ON(nilfs_segment_usage_error(su));  in nilfs_sufile_do_free()
487 	WARN_ON(!nilfs_segment_usage_dirty(su));  in nilfs_sufile_do_free()
489 	sudirty = nilfs_segment_usage_dirty(su);  in nilfs_sufile_do_free()
490 	nilfs_segment_usage_set_clean(su);  in nilfs_sufile_do_free()
532 	struct nilfs_segment_usage *su;  in nilfs_sufile_set_segment_usage()  local
542 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, bh, kaddr);  in nilfs_sufile_set_segment_usage()
543 	WARN_ON(nilfs_segment_usage_error(su));  in nilfs_sufile_set_segment_usage()
545 		su->su_lastmod = cpu_to_le64(modtime);  in nilfs_sufile_set_segment_usage()
546 	su->su_nblocks = cpu_to_le32(nblocks);  in nilfs_sufile_set_segment_usage()
610 	struct nilfs_segment_usage *su;  in nilfs_sufile_do_set_error()  local
615 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);  in nilfs_sufile_do_set_error()
616 	if (nilfs_segment_usage_error(su)) {  in nilfs_sufile_do_set_error()
620 	suclean = nilfs_segment_usage_clean(su);  in nilfs_sufile_do_set_error()
621 	nilfs_segment_usage_set_error(su);  in nilfs_sufile_do_set_error()
655 	struct nilfs_segment_usage *su, *su2;  in nilfs_sufile_truncate_range()  local
692 		su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_truncate_range()
694 		su2 = su;  in nilfs_sufile_truncate_range()
695 		for (j = 0; j < n; j++, su = (void *)su + susz) {  in nilfs_sufile_truncate_range()
696 			if ((le32_to_cpu(su->su_flags) &  in nilfs_sufile_truncate_range()
706 		for (su = su2, j = 0; j < n; j++, su = (void *)su + susz) {  in nilfs_sufile_truncate_range()
707 			if (nilfs_segment_usage_error(su)) {  in nilfs_sufile_truncate_range()
708 				nilfs_segment_usage_set_clean(su);  in nilfs_sufile_truncate_range()
825 	struct nilfs_segment_usage *su;  in nilfs_sufile_get_suinfo()  local
857 		su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_get_suinfo()
860 		     j++, su = (void *)su + susz, si = (void *)si + sisz) {  in nilfs_sufile_get_suinfo()
861 			si->sui_lastmod = le64_to_cpu(su->su_lastmod);  in nilfs_sufile_get_suinfo()
862 			si->sui_nblocks = le32_to_cpu(su->su_nblocks);  in nilfs_sufile_get_suinfo()
863 			si->sui_flags = le32_to_cpu(su->su_flags) &  in nilfs_sufile_get_suinfo()
905 	struct nilfs_segment_usage *su;  in nilfs_sufile_set_suinfo()  local
939 		su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_set_suinfo()
943 			su->su_lastmod = cpu_to_le64(sup->sup_sui.sui_lastmod);  in nilfs_sufile_set_suinfo()
946 			su->su_nblocks = cpu_to_le32(sup->sup_sui.sui_nblocks);  in nilfs_sufile_set_suinfo()
958 			cleansu = nilfs_segment_usage_clean(su);  in nilfs_sufile_set_suinfo()
960 			dirtysu = nilfs_segment_usage_dirty(su);  in nilfs_sufile_set_suinfo()
972 			su->su_flags = cpu_to_le32(sup->sup_sui.sui_flags);  in nilfs_sufile_set_suinfo()
1030 	struct nilfs_segment_usage *su;  in nilfs_sufile_trim_fs()  local
1081 		su = nilfs_sufile_block_get_segment_usage(sufile, segnum,  in nilfs_sufile_trim_fs()
1083 		for (i = 0; i < n; ++i, ++segnum, su = (void *)su + susz) {  in nilfs_sufile_trim_fs()
1084 			if (!nilfs_segment_usage_clean(su))  in nilfs_sufile_trim_fs()
1123 				su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_trim_fs()