185 	machine_descrip_t *mdescp;  in md_obs_list_look_up_by_gen()  local
188 	mdescp = obs_machine_descrip_list;  in md_obs_list_look_up_by_gen()
190 	while (mdescp != NULL) {  in md_obs_list_look_up_by_gen()
191 		if (mdescp->gen == gen) {  in md_obs_list_look_up_by_gen()
193 			return (mdescp);  in md_obs_list_look_up_by_gen()
195 		mdescp = mdescp->next;  in md_obs_list_look_up_by_gen()
199 	return (mdescp);  in md_obs_list_look_up_by_gen()
203 md_obs_list_remove(machine_descrip_t *mdescp)  in md_obs_list_remove()  argument
211 	if (obs_machine_descrip_list == mdescp) {  in md_obs_list_remove()
212 		obs_machine_descrip_list = mdescp->next;  in md_obs_list_remove()
215 			if (lmdescp->next == mdescp) {  in md_obs_list_remove()
216 				lmdescp->next = mdescp->next;  in md_obs_list_remove()
217 				mdescp->next = NULL;  in md_obs_list_remove()
228 md_obs_list_add(machine_descrip_t *mdescp)  in md_obs_list_add()  argument
232 	mdescp->next = obs_machine_descrip_list;  in md_obs_list_add()
233 	obs_machine_descrip_list = mdescp;  in md_obs_list_add()
245 	machine_descrip_t *mdescp;  in new_mach_descrip()  local
247 	mdescp = (machine_descrip_t *)(*curr_mach_descrip_memops->meta_allocp)  in new_mach_descrip()
249 	if (mdescp != NULL) {  in new_mach_descrip()
250 		bzero(mdescp, sizeof (*mdescp));  in new_mach_descrip()
251 		mdescp->memops = curr_mach_descrip_memops;  in new_mach_descrip()
252 		mutex_init(&mdescp->lock, NULL, MUTEX_DRIVER, NULL);  in new_mach_descrip()
255 	return (mdescp);  in new_mach_descrip()
263 destroy_machine_descrip(machine_descrip_t *mdescp)  in destroy_machine_descrip()  argument
267 	ASSERT((mdescp != NULL));  in destroy_machine_descrip()
269 	mdesc_memopsp = mdescp->memops;  in destroy_machine_descrip()
270 	if (mdescp->memops == NULL)  in destroy_machine_descrip()
273 	(*mdesc_memopsp->buf_freep)(mdescp->va, mdescp->space);  in destroy_machine_descrip()
274 	mutex_destroy(&mdescp->lock);  in destroy_machine_descrip()
275 	(*mdesc_memopsp->meta_freep)(mdescp, sizeof (*mdescp));  in destroy_machine_descrip()
605 	machine_descrip_t *mdescp;  in md_fini_handle()  local
628 	mdescp = md_obs_list_look_up_by_gen(mdp->gen);  in md_fini_handle()
629 	if (mdescp == NULL)  in md_fini_handle()
632 	mutex_enter(&mdescp->lock);  in md_fini_handle()
633 	mdescp->refcnt--;  in md_fini_handle()
634 	if (mdescp->refcnt == 0) {  in md_fini_handle()
635 		md_obs_list_remove(mdescp);  in md_fini_handle()
636 		mutex_exit(&mdescp->lock);  in md_fini_handle()
637 		destroy_machine_descrip(mdescp);  in md_fini_handle()
640 	mutex_exit(&mdescp->lock);  in md_fini_handle()