129 		for (abd_t *cabd = list_head(&ABD_GANG(abd).abd_gang_chain);  in abd_verify()  local
130 		    cabd != NULL;  in abd_verify()
131 		    cabd = list_next(&ABD_GANG(abd).abd_gang_chain, cabd)) {  in abd_verify()
132 			ASSERT(list_link_active(&cabd->abd_gang_link));  in abd_verify()
133 			child_sizes += cabd->abd_size;  in abd_verify()
134 			abd_verify(cabd);  in abd_verify()
260 	abd_t *cabd;  in abd_free_gang()  local
262 	while ((cabd = list_head(&ABD_GANG(abd).abd_gang_chain)) != NULL) {  in abd_free_gang()
269 		mutex_enter(&cabd->abd_mtx);  in abd_free_gang()
270 		ASSERT(list_link_active(&cabd->abd_gang_link));  in abd_free_gang()
271 		list_remove(&ABD_GANG(abd).abd_gang_chain, cabd);  in abd_free_gang()
272 		mutex_exit(&cabd->abd_mtx);  in abd_free_gang()
273 		if (cabd->abd_flags & ABD_FLAG_GANG_FREE)  in abd_free_gang()
274 			abd_free(cabd);  in abd_free_gang()
365 abd_gang_add_gang(abd_t *pabd, abd_t *cabd, boolean_t free_on_free)  in abd_gang_add_gang()  argument
368 	ASSERT(abd_is_gang(cabd));  in abd_gang_add_gang()
384 		if (cabd->abd_parent != NULL) {  in abd_gang_add_gang()
386 			    &cabd->abd_parent->abd_children,  in abd_gang_add_gang()
387 			    cabd->abd_size, cabd);  in abd_gang_add_gang()
388 			cabd->abd_parent = NULL;  in abd_gang_add_gang()
391 		pabd->abd_size += cabd->abd_size;  in abd_gang_add_gang()
392 		cabd->abd_size = 0;  in abd_gang_add_gang()
394 		    &ABD_GANG(cabd).abd_gang_chain);  in abd_gang_add_gang()
395 		ASSERT(list_is_empty(&ABD_GANG(cabd).abd_gang_chain));  in abd_gang_add_gang()
397 		abd_free(cabd);  in abd_gang_add_gang()
399 		for (abd_t *child = list_head(&ABD_GANG(cabd).abd_gang_chain);  in abd_gang_add_gang()
401 		    child = list_next(&ABD_GANG(cabd).abd_gang_chain, child)) {  in abd_gang_add_gang()
418 abd_gang_add(abd_t *pabd, abd_t *cabd, boolean_t free_on_free)  in abd_gang_add()  argument
428 	if (abd_is_gang(cabd)) {  in abd_gang_add()
429 		ASSERT(!list_link_active(&cabd->abd_gang_link));  in abd_gang_add()
430 		return (abd_gang_add_gang(pabd, cabd, free_on_free));  in abd_gang_add()
432 	ASSERT(!abd_is_gang(cabd));  in abd_gang_add()
442 	mutex_enter(&cabd->abd_mtx);  in abd_gang_add()
443 	if (list_link_active(&cabd->abd_gang_link)) {  in abd_gang_add()
471 		child_abd = abd_get_offset(cabd, 0);  in abd_gang_add()
474 		child_abd = cabd;  in abd_gang_add()
481 	mutex_exit(&cabd->abd_mtx);  in abd_gang_add()
492 	abd_t *cabd;  in abd_gang_get_offset()  local
496 	for (cabd = list_head(&ABD_GANG(abd).abd_gang_chain); cabd != NULL;  in abd_gang_get_offset()
497 	    cabd = list_next(&ABD_GANG(abd).abd_gang_chain, cabd)) {  in abd_gang_get_offset()
498 		if (*off >= cabd->abd_size)  in abd_gang_get_offset()
499 			*off -= cabd->abd_size;  in abd_gang_get_offset()
501 			return (cabd);  in abd_gang_get_offset()
503 	VERIFY3P(cabd, !=, NULL);  in abd_gang_get_offset()
504 	return (cabd);  in abd_gang_get_offset()
556 		for (abd_t *cabd = abd_gang_get_offset(sabd, &off);  in abd_get_offset_impl()  local
557 		    cabd != NULL && left > 0;  in abd_get_offset_impl()
558 		    cabd = list_next(&ABD_GANG(sabd).abd_gang_chain, cabd)) {  in abd_get_offset_impl()
559 			int csize = MIN(left, cabd->abd_size - off);  in abd_get_offset_impl()
561 			abd_t *nabd = abd_get_offset_size(cabd, off, csize);  in abd_get_offset_impl()
725 	abd_t *cabd = NULL;  in abd_init_abd_iter()  local
728 		cabd = abd_gang_get_offset(abd, &off);  in abd_init_abd_iter()
729 		if (cabd) {  in abd_init_abd_iter()
730 			abd_iter_init(aiter, cabd);  in abd_init_abd_iter()
737 	return (cabd);  in abd_init_abd_iter()
746 abd_advance_abd_iter(abd_t *abd, abd_t *cabd, struct abd_iter *aiter,  in abd_advance_abd_iter()  argument
751 		ASSERT3P(cabd, !=, NULL);  in abd_advance_abd_iter()
752 		cabd = list_next(&ABD_GANG(abd).abd_gang_chain, cabd);  in abd_advance_abd_iter()
753 		if (cabd) {  in abd_advance_abd_iter()
754 			abd_iter_init(aiter, cabd);  in abd_advance_abd_iter()
758 	return (cabd);  in abd_advance_abd_iter()