sparc/kernel/signal_32.c

200 static inline void __user *get_sigframe(struct ksignal *ksig, struct pt_regs *regs, unsigned long framesize)
212 	sp = sigsp(sp, ksig) - framesize;
225 static int setup_frame(struct ksignal *ksig, struct pt_regs *regs,
244 		get_sigframe(ksig, regs, sigframe_size);
292 	regs->u_regs[UREG_I0] = ksig->sig;
297 	regs->pc = (unsigned long) ksig->ka.sa.sa_handler;
301 	if (ksig->ka.ka_restorer)
302 		regs->u_regs[UREG_I7] = (unsigned long)ksig->ka.ka_restorer;
320 static int setup_rt_frame(struct ksignal *ksig, struct pt_regs *regs,
337 		get_sigframe(ksig, regs, sigframe_size);
385 	err |= copy_siginfo_to_user(&sf->info, &ksig->info);
391 	regs->u_regs[UREG_I0] = ksig->sig;
395 	regs->pc = (unsigned long) ksig->ka.sa.sa_handler;
398 	if (ksig->ka.ka_restorer)
399 		regs->u_regs[UREG_I7] = (unsigned long)ksig->ka.ka_restorer;
418 handle_signal(struct ksignal *ksig, struct pt_regs *regs)
423 	if (ksig->ka.sa.sa_flags & SA_SIGINFO)
424 		err = setup_rt_frame(ksig, regs, oldset);
426 		err = setup_frame(ksig, regs, oldset);
427 	signal_setup_done(err, ksig, 0);
457 	struct ksignal ksig;
482 	has_handler = get_signal(&ksig);
496 			syscall_restart(orig_i0, regs, &ksig.ka.sa);
497 		handle_signal(&ksig, regs);