189 static inline void __user *get_sigframe(struct ksignal *ksig,  in get_sigframe()  argument
193 	unsigned long sp = sigsp(regs->sp, ksig);  in get_sigframe()
201 static int setup_frame(struct ksignal *ksig, sigset_t *set,  in setup_frame()  argument
205 	int sig = ksig->sig;  in setup_frame()
207 	frame = get_sigframe(ksig, regs, sizeof(*frame));  in setup_frame()
227 	if (ksig->ka.sa.sa_flags & SA_RESTORER) {  in setup_frame()
228 		if (__put_user(ksig->ka.sa.sa_restorer, &frame->pretcode))  in setup_frame()
247 	regs->pc = (unsigned long) ksig->ka.sa.sa_handler;  in setup_frame()
263 static int setup_rt_frame(struct ksignal *ksig, sigset_t *set,  in setup_rt_frame()  argument
267 	int sig = ksig->sig;  in setup_rt_frame()
269 	frame = get_sigframe(ksig, regs, sizeof(*frame));  in setup_rt_frame()
277 	    copy_siginfo_to_user(&frame->info, &ksig->info))  in setup_rt_frame()
291 	if (ksig->ka.sa.sa_flags & SA_RESTORER) {  in setup_rt_frame()
292 		if (__put_user(ksig->ka.sa.sa_restorer, &frame->pretcode))  in setup_rt_frame()
313 	regs->pc = (unsigned long) ksig->ka.sa.sa_handler;  in setup_rt_frame()
335 static int handle_signal(struct ksignal *ksig, struct pt_regs *regs)  in handle_signal()  argument
350 			if (!(ksig->ka.sa.sa_flags & SA_RESTART)) {  in handle_signal()
363 	if (ksig->ka.sa.sa_flags & SA_SIGINFO)  in handle_signal()
364 		ret = setup_rt_frame(ksig, oldset, regs);  in handle_signal()
366 		ret = setup_frame(ksig, oldset, regs);  in handle_signal()
368 	signal_setup_done(ret, ksig, test_thread_flag(TIF_SINGLESTEP));  in handle_signal()
377 	struct ksignal ksig;  in do_signal()  local
379 	if (get_signal(&ksig)) {  in do_signal()
380 		handle_signal(&ksig, regs);  in do_signal()