2052 SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3,  in SYSCALL_DEFINE5()  argument
2059 	error = security_task_prctl(option, arg2, arg3, arg4, arg5);  in SYSCALL_DEFINE5()
2066 		if (!valid_signal(arg2)) {  in SYSCALL_DEFINE5()
2070 		me->pdeath_signal = arg2;  in SYSCALL_DEFINE5()
2073 		error = put_user(me->pdeath_signal, (int __user *)arg2);  in SYSCALL_DEFINE5()
2079 		if (arg2 != SUID_DUMP_DISABLE && arg2 != SUID_DUMP_USER) {  in SYSCALL_DEFINE5()
2083 		set_dumpable(me->mm, arg2);  in SYSCALL_DEFINE5()
2087 		error = SET_UNALIGN_CTL(me, arg2);  in SYSCALL_DEFINE5()
2090 		error = GET_UNALIGN_CTL(me, arg2);  in SYSCALL_DEFINE5()
2093 		error = SET_FPEMU_CTL(me, arg2);  in SYSCALL_DEFINE5()
2096 		error = GET_FPEMU_CTL(me, arg2);  in SYSCALL_DEFINE5()
2099 		error = SET_FPEXC_CTL(me, arg2);  in SYSCALL_DEFINE5()
2102 		error = GET_FPEXC_CTL(me, arg2);  in SYSCALL_DEFINE5()
2108 		if (arg2 != PR_TIMING_STATISTICAL)  in SYSCALL_DEFINE5()
2113 		if (strncpy_from_user(comm, (char __user *)arg2,  in SYSCALL_DEFINE5()
2121 		if (copy_to_user((char __user *)arg2, comm, sizeof(comm)))  in SYSCALL_DEFINE5()
2125 		error = GET_ENDIAN(me, arg2);  in SYSCALL_DEFINE5()
2128 		error = SET_ENDIAN(me, arg2);  in SYSCALL_DEFINE5()
2134 		error = prctl_set_seccomp(arg2, (char __user *)arg3);  in SYSCALL_DEFINE5()
2137 		error = GET_TSC_CTL(arg2);  in SYSCALL_DEFINE5()
2140 		error = SET_TSC_CTL(arg2);  in SYSCALL_DEFINE5()
2152 		if (arg2 <= 0)  in SYSCALL_DEFINE5()
2156 			current->timer_slack_ns = arg2;  in SYSCALL_DEFINE5()
2161 		switch (arg2) {  in SYSCALL_DEFINE5()
2184 		if (arg2 | arg3 | arg4 | arg5)  in SYSCALL_DEFINE5()
2193 		error = prctl_set_mm(arg2, arg3, arg4, arg5);  in SYSCALL_DEFINE5()
2196 		error = prctl_get_tid_address(me, (int __user **)arg2);  in SYSCALL_DEFINE5()
2199 		me->signal->is_child_subreaper = !!arg2;  in SYSCALL_DEFINE5()
2203 				 (int __user *)arg2);  in SYSCALL_DEFINE5()
2206 		if (arg2 != 1 || arg3 || arg4 || arg5)  in SYSCALL_DEFINE5()
2212 		if (arg2 || arg3 || arg4 || arg5)  in SYSCALL_DEFINE5()
2216 		if (arg2 || arg3 || arg4 || arg5)  in SYSCALL_DEFINE5()
2224 		if (arg2)  in SYSCALL_DEFINE5()
2231 		if (arg2 || arg3 || arg4 || arg5)  in SYSCALL_DEFINE5()
2236 		if (arg2 || arg3 || arg4 || arg5)  in SYSCALL_DEFINE5()
2241 		error = SET_FP_MODE(me, arg2);  in SYSCALL_DEFINE5()