56 static void __user *sig_handler(struct task_struct *t, int sig)  in sig_handler()
61 static int sig_handler_ignored(void __user *handler, int sig)  in sig_handler_ignored()
70 	void __user *handler;  in sig_task_ignored()
504 	void __user *handler = tsk->sighand->action[sig-1].sa.sa_handler;  in unhandled_signal()
2591 SYSCALL_DEFINE4(rt_sigprocmask, int, how, sigset_t __user *, nset,  in SYSCALL_DEFINE4()  argument
2592 		sigset_t __user *, oset, size_t, sigsetsize)  in SYSCALL_DEFINE4()
2622 COMPAT_SYSCALL_DEFINE4(rt_sigprocmask, int, how, compat_sigset_t __user *, nset,  in COMPAT_SYSCALL_DEFINE4()  argument
2623 		compat_sigset_t __user *, oset, compat_size_t, sigsetsize)  in COMPAT_SYSCALL_DEFINE4()
2654 	return sys_rt_sigprocmask(how, (sigset_t __user *)nset,  in COMPAT_SYSCALL_DEFINE4()
2655 				  (sigset_t __user *)oset, sigsetsize);  in COMPAT_SYSCALL_DEFINE4()
2681 SYSCALL_DEFINE2(rt_sigpending, sigset_t __user *, uset, size_t, sigsetsize)  in SYSCALL_DEFINE2()  argument
2691 COMPAT_SYSCALL_DEFINE2(rt_sigpending, compat_sigset_t __user *, uset,  in COMPAT_SYSCALL_DEFINE2()  argument
2706 	return sys_rt_sigpending((sigset_t __user *)uset, sigsetsize);  in COMPAT_SYSCALL_DEFINE2()
2713 int copy_siginfo_to_user(siginfo_t __user *to, const siginfo_t *from)  in copy_siginfo_to_user()
2861 SYSCALL_DEFINE4(rt_sigtimedwait, const sigset_t __user *, uthese,  in SYSCALL_DEFINE4()  argument
2862 		siginfo_t __user *, uinfo, const struct timespec __user *, uts,  in SYSCALL_DEFINE4()  argument
3012 		siginfo_t __user *, uinfo)  in SYSCALL_DEFINE3()  argument
3024 			struct compat_siginfo __user *, uinfo)  in COMPAT_SYSCALL_DEFINE3()  argument
3055 		siginfo_t __user *, uinfo)  in SYSCALL_DEFINE4()  argument
3070 			struct compat_siginfo __user *, uinfo)  in COMPAT_SYSCALL_DEFINE4()  argument
3145 do_sigaltstack (const stack_t __user *uss, stack_t __user *uoss, unsigned long sp)  in do_sigaltstack()
3150 	oss.ss_sp = (void __user *) current->sas_ss_sp;  in do_sigaltstack()
3155 		void __user *ss_sp;  in do_sigaltstack()
3209 SYSCALL_DEFINE2(sigaltstack,const stack_t __user *,uss, stack_t __user *,uoss)  in SYSCALL_DEFINE2()  argument
3214 int restore_altstack(const stack_t __user *uss)  in restore_altstack()
3221 int __save_altstack(stack_t __user *uss, unsigned long sp)  in __save_altstack()
3224 	return  __put_user((void __user *)t->sas_ss_sp, &uss->ss_sp) |  in __save_altstack()
3231 			const compat_stack_t __user *, uss_ptr,  in COMPAT_SYSCALL_DEFINE2()  argument
3232 			compat_stack_t __user *, uoss_ptr)  in COMPAT_SYSCALL_DEFINE2()
3250 	ret = do_sigaltstack((stack_t __force __user *) (uss_ptr ? &uss : NULL),  in COMPAT_SYSCALL_DEFINE2()
3251 			     (stack_t __force __user *) &uoss,  in COMPAT_SYSCALL_DEFINE2()
3264 int compat_restore_altstack(const compat_stack_t __user *uss)  in compat_restore_altstack()
3271 int __compat_save_altstack(compat_stack_t __user *uss, unsigned long sp)  in __compat_save_altstack()
3274 	return  __put_user(ptr_to_compat((void __user *)t->sas_ss_sp), &uss->ss_sp) |  in __compat_save_altstack()
3286 SYSCALL_DEFINE1(sigpending, old_sigset_t __user *, set)  in SYSCALL_DEFINE1()  argument
3288 	return sys_rt_sigpending((sigset_t __user *)set, sizeof(old_sigset_t));   in SYSCALL_DEFINE1()
3304 SYSCALL_DEFINE3(sigprocmask, int, how, old_sigset_t __user *, nset,  in SYSCALL_DEFINE3()  argument
3305 		old_sigset_t __user *, oset)  in SYSCALL_DEFINE3()
3353 		const struct sigaction __user *, act,  in SYSCALL_DEFINE4()  argument
3354 		struct sigaction __user *, oact,  in SYSCALL_DEFINE4()
3380 		const struct compat_sigaction __user *, act,  in COMPAT_SYSCALL_DEFINE4()  argument
3381 		struct compat_sigaction __user *, oact,  in COMPAT_SYSCALL_DEFINE4()
3429 		const struct old_sigaction __user *, act,  in SYSCALL_DEFINE3()  argument
3430 	        struct old_sigaction __user *, oact)  in SYSCALL_DEFINE3()
3465 		const struct compat_old_sigaction __user *, act,  in COMPAT_SYSCALL_DEFINE3()  argument
3466 	        struct compat_old_sigaction __user *, oact)  in COMPAT_SYSCALL_DEFINE3()
3577 SYSCALL_DEFINE2(rt_sigsuspend, sigset_t __user *, unewset, size_t, sigsetsize)  in SYSCALL_DEFINE2()  argument
3591 COMPAT_SYSCALL_DEFINE2(rt_sigsuspend, compat_sigset_t __user *, unewset, compat_size_t, sigsetsize)  in COMPAT_SYSCALL_DEFINE2()  argument
3607 	return sys_rt_sigsuspend((sigset_t __user *)unewset, sigsetsize);  in COMPAT_SYSCALL_DEFINE2()