305 	struct nilfs_segment_usage *su;  in nilfs_sufile_alloc()  local
356 		su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_alloc()
361 		for (j = 0; j < nsus; j++, su = (void *)su + susz, segnum++) {  in nilfs_sufile_alloc()
362 			if (!nilfs_segment_usage_clean(su))  in nilfs_sufile_alloc()
365 			nilfs_segment_usage_set_dirty(su);  in nilfs_sufile_alloc()
406 	struct nilfs_segment_usage *su;  in nilfs_sufile_do_cancel_free()  local
410 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);  in nilfs_sufile_do_cancel_free()
411 	if (unlikely(!nilfs_segment_usage_clean(su))) {  in nilfs_sufile_do_cancel_free()
417 	nilfs_segment_usage_set_dirty(su);  in nilfs_sufile_do_cancel_free()
431 	struct nilfs_segment_usage *su;  in nilfs_sufile_do_scrap()  local
436 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);  in nilfs_sufile_do_scrap()
437 	if (su->su_flags == cpu_to_le32(BIT(NILFS_SEGMENT_USAGE_DIRTY)) &&  in nilfs_sufile_do_scrap()
438 	    su->su_nblocks == cpu_to_le32(0)) {  in nilfs_sufile_do_scrap()
442 	clean = nilfs_segment_usage_clean(su);  in nilfs_sufile_do_scrap()
443 	dirty = nilfs_segment_usage_dirty(su);  in nilfs_sufile_do_scrap()
446 	su->su_lastmod = cpu_to_le64(0);  in nilfs_sufile_do_scrap()
447 	su->su_nblocks = cpu_to_le32(0);  in nilfs_sufile_do_scrap()
448 	su->su_flags = cpu_to_le32(BIT(NILFS_SEGMENT_USAGE_DIRTY));  in nilfs_sufile_do_scrap()
462 	struct nilfs_segment_usage *su;  in nilfs_sufile_do_free()  local
467 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);  in nilfs_sufile_do_free()
468 	if (nilfs_segment_usage_clean(su)) {  in nilfs_sufile_do_free()
474 	WARN_ON(nilfs_segment_usage_error(su));  in nilfs_sufile_do_free()
475 	WARN_ON(!nilfs_segment_usage_dirty(su));  in nilfs_sufile_do_free()
477 	sudirty = nilfs_segment_usage_dirty(su);  in nilfs_sufile_do_free()
478 	nilfs_segment_usage_set_clean(su);  in nilfs_sufile_do_free()
499 	struct nilfs_segment_usage *su;  in nilfs_sufile_mark_dirty()  local
508 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, bh, kaddr);  in nilfs_sufile_mark_dirty()
509 	if (unlikely(nilfs_segment_usage_error(su))) {  in nilfs_sufile_mark_dirty()
529 		nilfs_segment_usage_set_dirty(su);  in nilfs_sufile_mark_dirty()
551 	struct nilfs_segment_usage *su;  in nilfs_sufile_set_segment_usage()  local
561 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, bh, kaddr);  in nilfs_sufile_set_segment_usage()
567 		WARN_ON_ONCE(nilfs_segment_usage_error(su));  in nilfs_sufile_set_segment_usage()
568 		su->su_lastmod = cpu_to_le64(modtime);  in nilfs_sufile_set_segment_usage()
570 	su->su_nblocks = cpu_to_le32(nblocks);  in nilfs_sufile_set_segment_usage()
634 	struct nilfs_segment_usage *su;  in nilfs_sufile_do_set_error()  local
639 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);  in nilfs_sufile_do_set_error()
640 	if (nilfs_segment_usage_error(su)) {  in nilfs_sufile_do_set_error()
644 	suclean = nilfs_segment_usage_clean(su);  in nilfs_sufile_do_set_error()
645 	nilfs_segment_usage_set_error(su);  in nilfs_sufile_do_set_error()
679 	struct nilfs_segment_usage *su, *su2;  in nilfs_sufile_truncate_range()  local
716 		su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_truncate_range()
718 		su2 = su;  in nilfs_sufile_truncate_range()
719 		for (j = 0; j < n; j++, su = (void *)su + susz) {  in nilfs_sufile_truncate_range()
720 			if ((le32_to_cpu(su->su_flags) &  in nilfs_sufile_truncate_range()
730 		for (su = su2, j = 0; j < n; j++, su = (void *)su + susz) {  in nilfs_sufile_truncate_range()
731 			if (nilfs_segment_usage_error(su)) {  in nilfs_sufile_truncate_range()
732 				nilfs_segment_usage_set_clean(su);  in nilfs_sufile_truncate_range()
858 	struct nilfs_segment_usage *su;  in nilfs_sufile_get_suinfo()  local
890 		su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_get_suinfo()
893 		     j++, su = (void *)su + susz, si = (void *)si + sisz) {  in nilfs_sufile_get_suinfo()
894 			si->sui_lastmod = le64_to_cpu(su->su_lastmod);  in nilfs_sufile_get_suinfo()
895 			si->sui_nblocks = le32_to_cpu(su->su_nblocks);  in nilfs_sufile_get_suinfo()
896 			si->sui_flags = le32_to_cpu(su->su_flags) &  in nilfs_sufile_get_suinfo()
938 	struct nilfs_segment_usage *su;  in nilfs_sufile_set_suinfo()  local
972 		su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_set_suinfo()
976 			su->su_lastmod = cpu_to_le64(sup->sup_sui.sui_lastmod);  in nilfs_sufile_set_suinfo()
979 			su->su_nblocks = cpu_to_le32(sup->sup_sui.sui_nblocks);  in nilfs_sufile_set_suinfo()
991 			cleansu = nilfs_segment_usage_clean(su);  in nilfs_sufile_set_suinfo()
993 			dirtysu = nilfs_segment_usage_dirty(su);  in nilfs_sufile_set_suinfo()
1005 			su->su_flags = cpu_to_le32(sup->sup_sui.sui_flags);  in nilfs_sufile_set_suinfo()
1063 	struct nilfs_segment_usage *su;  in nilfs_sufile_trim_fs()  local
1114 		su = nilfs_sufile_block_get_segment_usage(sufile, segnum,  in nilfs_sufile_trim_fs()
1116 		for (i = 0; i < n; ++i, ++segnum, su = (void *)su + susz) {  in nilfs_sufile_trim_fs()
1117 			if (!nilfs_segment_usage_clean(su))  in nilfs_sufile_trim_fs()
1156 				su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_trim_fs()