102 struct uffd_desc *uffd_setup_demand_paging(int uffd_mode, useconds_t delay,  in uffd_setup_demand_paging()
107 	struct uffd_desc *uffd_desc;  in uffd_setup_demand_paging()  local
119 	uffd_desc = malloc(sizeof(struct uffd_desc));  in uffd_setup_demand_paging()
120 	TEST_ASSERT(uffd_desc, "Failed to malloc uffd descriptor");  in uffd_setup_demand_paging()
122 	uffd_desc->pipefds = calloc(sizeof(int), num_readers);  in uffd_setup_demand_paging()
123 	TEST_ASSERT(uffd_desc->pipefds, "Failed to alloc pipes");  in uffd_setup_demand_paging()
125 	uffd_desc->readers = calloc(sizeof(pthread_t), num_readers);  in uffd_setup_demand_paging()
126 	TEST_ASSERT(uffd_desc->readers, "Failed to alloc reader threads");  in uffd_setup_demand_paging()
128 	uffd_desc->reader_args = calloc(sizeof(struct uffd_reader_args), num_readers);  in uffd_setup_demand_paging()
129 	TEST_ASSERT(uffd_desc->reader_args, "Failed to alloc reader_args");  in uffd_setup_demand_paging()
131 	uffd_desc->num_readers = num_readers;  in uffd_setup_demand_paging()
154 	uffd_desc->uffd = uffd;  in uffd_setup_demand_paging()
155 	for (i = 0; i < uffd_desc->num_readers; ++i) {  in uffd_setup_demand_paging()
160 			    i, uffd_desc);  in uffd_setup_demand_paging()
162 		uffd_desc->pipefds[i] = pipes[1];  in uffd_setup_demand_paging()
164 		uffd_desc->reader_args[i].uffd_mode = uffd_mode;  in uffd_setup_demand_paging()
165 		uffd_desc->reader_args[i].uffd = uffd;  in uffd_setup_demand_paging()
166 		uffd_desc->reader_args[i].delay = delay;  in uffd_setup_demand_paging()
167 		uffd_desc->reader_args[i].handler = handler;  in uffd_setup_demand_paging()
168 		uffd_desc->reader_args[i].pipe = pipes[0];  in uffd_setup_demand_paging()
170 		pthread_create(&uffd_desc->readers[i], NULL, uffd_handler_thread_fn,  in uffd_setup_demand_paging()
171 			       &uffd_desc->reader_args[i]);  in uffd_setup_demand_paging()
177 	return uffd_desc;  in uffd_setup_demand_paging()
180 void uffd_stop_demand_paging(struct uffd_desc *uffd)  in uffd_stop_demand_paging()