2366 SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3,  in SYSCALL_DEFINE5()  argument
2373 	error = security_task_prctl(option, arg2, arg3, arg4, arg5);  in SYSCALL_DEFINE5()
2380 		if (!valid_signal(arg2)) {  in SYSCALL_DEFINE5()
2384 		me->pdeath_signal = arg2;  in SYSCALL_DEFINE5()
2387 		error = put_user(me->pdeath_signal, (int __user *)arg2);  in SYSCALL_DEFINE5()
2393 		if (arg2 != SUID_DUMP_DISABLE && arg2 != SUID_DUMP_USER) {  in SYSCALL_DEFINE5()
2397 		set_dumpable(me->mm, arg2);  in SYSCALL_DEFINE5()
2401 		error = SET_UNALIGN_CTL(me, arg2);  in SYSCALL_DEFINE5()
2404 		error = GET_UNALIGN_CTL(me, arg2);  in SYSCALL_DEFINE5()
2407 		error = SET_FPEMU_CTL(me, arg2);  in SYSCALL_DEFINE5()
2410 		error = GET_FPEMU_CTL(me, arg2);  in SYSCALL_DEFINE5()
2413 		error = SET_FPEXC_CTL(me, arg2);  in SYSCALL_DEFINE5()
2416 		error = GET_FPEXC_CTL(me, arg2);  in SYSCALL_DEFINE5()
2422 		if (arg2 != PR_TIMING_STATISTICAL)  in SYSCALL_DEFINE5()
2427 		if (strncpy_from_user(comm, (char __user *)arg2,  in SYSCALL_DEFINE5()
2435 		if (copy_to_user((char __user *)arg2, comm, sizeof(comm)))  in SYSCALL_DEFINE5()
2439 		error = GET_ENDIAN(me, arg2);  in SYSCALL_DEFINE5()
2442 		error = SET_ENDIAN(me, arg2);  in SYSCALL_DEFINE5()
2448 		error = prctl_set_seccomp(arg2, (char __user *)arg3);  in SYSCALL_DEFINE5()
2451 		error = GET_TSC_CTL(arg2);  in SYSCALL_DEFINE5()
2454 		error = SET_TSC_CTL(arg2);  in SYSCALL_DEFINE5()
2469 		if (arg2 <= 0)  in SYSCALL_DEFINE5()
2473 			current->timer_slack_ns = arg2;  in SYSCALL_DEFINE5()
2478 		switch (arg2) {  in SYSCALL_DEFINE5()
2501 		if (arg2 | arg3 | arg4 | arg5)  in SYSCALL_DEFINE5()
2510 		error = prctl_set_mm(arg2, arg3, arg4, arg5);  in SYSCALL_DEFINE5()
2513 		error = prctl_get_tid_address(me, (int __user * __user *)arg2);  in SYSCALL_DEFINE5()
2516 		me->signal->is_child_subreaper = !!arg2;  in SYSCALL_DEFINE5()
2517 		if (!arg2)  in SYSCALL_DEFINE5()
2524 				 (int __user *)arg2);  in SYSCALL_DEFINE5()
2527 		if (arg2 != 1 || arg3 || arg4 || arg5)  in SYSCALL_DEFINE5()
2533 		if (arg2 || arg3 || arg4 || arg5)  in SYSCALL_DEFINE5()
2537 		if (arg2 || arg3 || arg4 || arg5)  in SYSCALL_DEFINE5()
2546 		if (arg2)  in SYSCALL_DEFINE5()
2557 		error = SET_FP_MODE(me, arg2);  in SYSCALL_DEFINE5()
2563 		error = SVE_SET_VL(arg2);  in SYSCALL_DEFINE5()
2569 		error = SME_SET_VL(arg2);  in SYSCALL_DEFINE5()
2577 		error = arch_prctl_spec_ctrl_get(me, arg2);  in SYSCALL_DEFINE5()
2582 		error = arch_prctl_spec_ctrl_set(me, arg2, arg3);  in SYSCALL_DEFINE5()
2587 		error = PAC_RESET_KEYS(me, arg2);  in SYSCALL_DEFINE5()
2592 		error = PAC_SET_ENABLED_KEYS(me, arg2, arg3);  in SYSCALL_DEFINE5()
2595 		if (arg2 || arg3 || arg4 || arg5)  in SYSCALL_DEFINE5()
2602 		error = SET_TAGGED_ADDR_CTRL(arg2);  in SYSCALL_DEFINE5()
2605 		if (arg2 || arg3 || arg4 || arg5)  in SYSCALL_DEFINE5()
2616 		if (arg2 == 1)  in SYSCALL_DEFINE5()
2618 		else if (!arg2)  in SYSCALL_DEFINE5()
2627 		if (arg2 || arg3 || arg4 || arg5)  in SYSCALL_DEFINE5()
2633 		error = set_syscall_user_dispatch(arg2, arg3, arg4,  in SYSCALL_DEFINE5()
2638 		error = sched_core_share_pid(arg2, arg3, arg4, arg5);  in SYSCALL_DEFINE5()
2642 		error = prctl_set_vma(arg2, arg3, arg4, arg5);  in SYSCALL_DEFINE5()