193 #define	inslist(lh, l)	if ((*(lh))) {				\  argument
194 				(*(lh))->l_prev->l_next = (l);	\
195 				(l)->l_next = (*(lh));		\
196 				(l)->l_prev = (*(lh))->l_prev;	\
197 				(*(lh))->l_prev = (l);		\
199 				(l)->l_next = (l);		\
200 				(l)->l_prev = (l);		\
201 				(*(lh)) = l;			\
204 #define	remlist(lh, l)	\  argument
205 	if ((l)->l_next == (l)) {			\
206 		if (*(lh) != (l) || (l)->l_prev != (l))	\
210 		if (*(lh) == (l))			\
211 			*(lh) = (l)->l_next;		\
212 		(l)->l_prev->l_next = (l)->l_next;	\
213 		(l)->l_next->l_prev = (l)->l_prev;	\
312 	lb_me_t	*l;  in lufs_alloc_from_logbuf()  local
319 		l = lfreelist;  in lufs_alloc_from_logbuf()
321 		return ((caddr_t)l);  in lufs_alloc_from_logbuf()
639 	lb_me_t		**lh, *l, *lnext;  in lufs_logscan_freecancel()  local
654 		l = *lh;  in lufs_logscan_freecancel()
658 			lnext = l->l_next;  in lufs_logscan_freecancel()
659 			if (l->l_flags & LB_ISCANCELLED) {  in lufs_logscan_freecancel()
660 				remlist(lh, l);  in lufs_logscan_freecancel()
661 				bzero((caddr_t)l, sizeof (lb_me_t));  in lufs_logscan_freecancel()
662 				l->l_next = lfreelist;  in lufs_logscan_freecancel()
663 				lfreelist = l;  in lufs_logscan_freecancel()
674 			l = lnext;  in lufs_logscan_freecancel()
675 		} while (l != *lh);  in lufs_logscan_freecancel()
682 	lb_me_t		**lh, *l;  in lufs_logscan_addmap()  local
750 		l = *lh;  in lufs_logscan_addmap()
752 			if (l == (lb_me_t *)NULL)  in lufs_logscan_addmap()
762 			if (WITHIN(l->l_mof, l->l_nb, d->d_mof, d->d_nb)) {  in lufs_logscan_addmap()
763 				if (!(l->l_flags & LB_ISCANCELLED)) {  in lufs_logscan_addmap()
764 					if (l->l_tid == curtid &&  in lufs_logscan_addmap()
766 						remlist(lh, l);  in lufs_logscan_addmap()
767 						l->l_mof = d->d_mof;  in lufs_logscan_addmap()
768 						l->l_lof = *addr;  in lufs_logscan_addmap()
769 						l->l_nb = d->d_nb;  in lufs_logscan_addmap()
770 						l->l_typ = d->d_typ;  in lufs_logscan_addmap()
771 						l->l_flags = 0;  in lufs_logscan_addmap()
772 						l->l_tid = curtid;  in lufs_logscan_addmap()
773 						inslist(lh, l);  in lufs_logscan_addmap()
779 						l->l_flags |= LB_ISCANCELLED;  in lufs_logscan_addmap()
783 			    l->l_mof, l->l_nb)) {  in lufs_logscan_addmap()
812 				newl->l_prev = l->l_prev;  in lufs_logscan_addmap()
813 				newl->l_next = l;  in lufs_logscan_addmap()
814 				l->l_prev->l_next = newl;  in lufs_logscan_addmap()
815 				l->l_prev = newl;  in lufs_logscan_addmap()
816 				if (*lh == l)  in lufs_logscan_addmap()
820 			l = l->l_next;  in lufs_logscan_addmap()
821 		} while (l != *lh);  in lufs_logscan_addmap()
834 		l = lufs_alloc_me();  in lufs_logscan_addmap()
835 		if (l == (lb_me_t *)NULL) {  in lufs_logscan_addmap()
844 		l->l_mof = d->d_mof;  in lufs_logscan_addmap()
845 		l->l_lof = *addr;	/* this is the "payload" address */  in lufs_logscan_addmap()
846 		l->l_nb = d->d_nb;  in lufs_logscan_addmap()
847 		l->l_typ = d->d_typ;  in lufs_logscan_addmap()
848 		l->l_tid = curtid;  in lufs_logscan_addmap()
849 		inslist(lh, l);  in lufs_logscan_addmap()
904 	lb_me_t	**lh, *l, *lnext;  in lufs_logscan_postscan()  local
909 		l = *lh;  in lufs_logscan_postscan()
911 			if (l == (lb_me_t *)NULL)  in lufs_logscan_postscan()
913 			lnext = l->l_next;  in lufs_logscan_postscan()
914 			if (l->l_tid == curtid) {  in lufs_logscan_postscan()
915 				remlist(lh, l);  in lufs_logscan_postscan()
916 				bzero((caddr_t)l, sizeof (lb_me_t));  in lufs_logscan_postscan()
917 				l->l_next = lfreelist;  in lufs_logscan_postscan()
918 				lfreelist = l;  in lufs_logscan_postscan()
931 				l->l_flags &= ~(LB_ISCANCELLED);  in lufs_logscan_postscan()
933 			l = lnext;  in lufs_logscan_postscan()
934 		} while (l != *lh);  in lufs_logscan_postscan()
1003 	lb_me_t		**lh, *l;  in lufs_merge_deltas()  local
1025 	l = *lh;  in lufs_merge_deltas()
1028 		l = l->l_prev;  in lufs_merge_deltas()
1029 		if (OVERLAP(l->l_mof, l->l_nb, bof, nb)) {  in lufs_merge_deltas()
1036 			if (l->l_typ != DT_ABZERO) {  in lufs_merge_deltas()
1044 				if (!(skip = lufs_read_log(l->l_lof, NULL,  in lufs_merge_deltas()
1045 				    MAX(bof - l->l_mof, 0))))  in lufs_merge_deltas()
1048 				    fp->fi_memp + MAX(l->l_mof - bof, 0),  in lufs_merge_deltas()
1049 				    MIN(l->l_mof + l->l_nb, bof + nb) -  in lufs_merge_deltas()
1050 				    MAX(l->l_mof, bof))))  in lufs_merge_deltas()
1058 				bzero(fp->fi_memp + MAX(l->l_mof - bof, 0),  in lufs_merge_deltas()
1059 				    MIN(l->l_mof + l->l_nb, bof + nb) -  in lufs_merge_deltas()
1060 				    MAX(l->l_mof, bof));  in lufs_merge_deltas()
1063 	} while (l->l_prev != (*lh)->l_prev);  in lufs_merge_deltas()