306 	struct nilfs_segment_usage *su;  in nilfs_sufile_alloc()  local
357 		su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_alloc()
362 		for (j = 0; j < nsus; j++, su = (void *)su + susz, segnum++) {  in nilfs_sufile_alloc()
363 			if (!nilfs_segment_usage_clean(su))  in nilfs_sufile_alloc()
366 			nilfs_segment_usage_set_dirty(su);  in nilfs_sufile_alloc()
407 	struct nilfs_segment_usage *su;  in nilfs_sufile_do_cancel_free()  local
411 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);  in nilfs_sufile_do_cancel_free()
412 	if (unlikely(!nilfs_segment_usage_clean(su))) {  in nilfs_sufile_do_cancel_free()
419 	nilfs_segment_usage_set_dirty(su);  in nilfs_sufile_do_cancel_free()
433 	struct nilfs_segment_usage *su;  in nilfs_sufile_do_scrap()  local
438 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);  in nilfs_sufile_do_scrap()
439 	if (su->su_flags == cpu_to_le32(BIT(NILFS_SEGMENT_USAGE_DIRTY)) &&  in nilfs_sufile_do_scrap()
440 	    su->su_nblocks == cpu_to_le32(0)) {  in nilfs_sufile_do_scrap()
444 	clean = nilfs_segment_usage_clean(su);  in nilfs_sufile_do_scrap()
445 	dirty = nilfs_segment_usage_dirty(su);  in nilfs_sufile_do_scrap()
448 	su->su_lastmod = cpu_to_le64(0);  in nilfs_sufile_do_scrap()
449 	su->su_nblocks = cpu_to_le32(0);  in nilfs_sufile_do_scrap()
450 	su->su_flags = cpu_to_le32(BIT(NILFS_SEGMENT_USAGE_DIRTY));  in nilfs_sufile_do_scrap()
464 	struct nilfs_segment_usage *su;  in nilfs_sufile_do_free()  local
469 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);  in nilfs_sufile_do_free()
470 	if (nilfs_segment_usage_clean(su)) {  in nilfs_sufile_do_free()
477 	WARN_ON(nilfs_segment_usage_error(su));  in nilfs_sufile_do_free()
478 	WARN_ON(!nilfs_segment_usage_dirty(su));  in nilfs_sufile_do_free()
480 	sudirty = nilfs_segment_usage_dirty(su);  in nilfs_sufile_do_free()
481 	nilfs_segment_usage_set_clean(su);  in nilfs_sufile_do_free()
523 	struct nilfs_segment_usage *su;  in nilfs_sufile_set_segment_usage()  local
533 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, bh, kaddr);  in nilfs_sufile_set_segment_usage()
534 	WARN_ON(nilfs_segment_usage_error(su));  in nilfs_sufile_set_segment_usage()
536 		su->su_lastmod = cpu_to_le64(modtime);  in nilfs_sufile_set_segment_usage()
537 	su->su_nblocks = cpu_to_le32(nblocks);  in nilfs_sufile_set_segment_usage()
601 	struct nilfs_segment_usage *su;  in nilfs_sufile_do_set_error()  local
606 	su = nilfs_sufile_block_get_segment_usage(sufile, segnum, su_bh, kaddr);  in nilfs_sufile_do_set_error()
607 	if (nilfs_segment_usage_error(su)) {  in nilfs_sufile_do_set_error()
611 	suclean = nilfs_segment_usage_clean(su);  in nilfs_sufile_do_set_error()
612 	nilfs_segment_usage_set_error(su);  in nilfs_sufile_do_set_error()
646 	struct nilfs_segment_usage *su, *su2;  in nilfs_sufile_truncate_range()  local
683 		su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_truncate_range()
685 		su2 = su;  in nilfs_sufile_truncate_range()
686 		for (j = 0; j < n; j++, su = (void *)su + susz) {  in nilfs_sufile_truncate_range()
687 			if ((le32_to_cpu(su->su_flags) &  in nilfs_sufile_truncate_range()
697 		for (su = su2, j = 0; j < n; j++, su = (void *)su + susz) {  in nilfs_sufile_truncate_range()
698 			if (nilfs_segment_usage_error(su)) {  in nilfs_sufile_truncate_range()
699 				nilfs_segment_usage_set_clean(su);  in nilfs_sufile_truncate_range()
816 	struct nilfs_segment_usage *su;  in nilfs_sufile_get_suinfo()  local
848 		su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_get_suinfo()
851 		     j++, su = (void *)su + susz, si = (void *)si + sisz) {  in nilfs_sufile_get_suinfo()
852 			si->sui_lastmod = le64_to_cpu(su->su_lastmod);  in nilfs_sufile_get_suinfo()
853 			si->sui_nblocks = le32_to_cpu(su->su_nblocks);  in nilfs_sufile_get_suinfo()
854 			si->sui_flags = le32_to_cpu(su->su_flags) &  in nilfs_sufile_get_suinfo()
896 	struct nilfs_segment_usage *su;  in nilfs_sufile_set_suinfo()  local
930 		su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_set_suinfo()
934 			su->su_lastmod = cpu_to_le64(sup->sup_sui.sui_lastmod);  in nilfs_sufile_set_suinfo()
937 			su->su_nblocks = cpu_to_le32(sup->sup_sui.sui_nblocks);  in nilfs_sufile_set_suinfo()
949 			cleansu = nilfs_segment_usage_clean(su);  in nilfs_sufile_set_suinfo()
951 			dirtysu = nilfs_segment_usage_dirty(su);  in nilfs_sufile_set_suinfo()
963 			su->su_flags = cpu_to_le32(sup->sup_sui.sui_flags);  in nilfs_sufile_set_suinfo()
1021 	struct nilfs_segment_usage *su;  in nilfs_sufile_trim_fs()  local
1072 		su = nilfs_sufile_block_get_segment_usage(sufile, segnum,  in nilfs_sufile_trim_fs()
1074 		for (i = 0; i < n; ++i, ++segnum, su = (void *)su + susz) {  in nilfs_sufile_trim_fs()
1075 			if (!nilfs_segment_usage_clean(su))  in nilfs_sufile_trim_fs()
1114 				su = nilfs_sufile_block_get_segment_usage(  in nilfs_sufile_trim_fs()