75 	int child_ready[2];  member
81 	if (pipe(comm_pipes->child_ready) < 0)  in setup_comm_pipes()
84 		close(comm_pipes->child_ready[0]);  in setup_comm_pipes()
85 		close(comm_pipes->child_ready[1]);  in setup_comm_pipes()
94 	close(comm_pipes->child_ready[0]);  in close_comm_pipes()
95 	close(comm_pipes->child_ready[1]);  in close_comm_pipes()
110 	write(comm_pipes->child_ready[1], "0", 1);  in child_memcmp_fn()
151 	write(comm_pipes->child_ready[1], "0", 1);  in child_vmsplice_memcmp_fn()
188 	while (read(comm_pipes.child_ready[0], &buf, 1) != 1)  in do_test_cow_in_parent()
283 		write(comm_pipes.child_ready[1], "0", 1);  in do_test_vmsplice_in_parent()
300 	while (read(comm_pipes.child_ready[0], &buf, 1) != 1)  in do_test_vmsplice_in_parent()
411 			write(comm_pipes.child_ready[1], "0", 1);  in do_test_iouring()
417 		while (read(comm_pipes.child_ready[0], &buf, 1) != 1)  in do_test_iouring()
557 			write(comm_pipes.child_ready[1], "0", 1);  in do_test_ro_pin()
564 		while (read(comm_pipes.child_ready[0], &buf, 1) != 1)  in do_test_ro_pin()
1218 	while (read(comm_pipes.child_ready[0], &buf, 1) != 1)  in do_test_anon_thp_collapse()