87 	struct sigframe __user *frame = (struct sigframe __user *) __frame->sp;  in sys_sigreturn()  local
91 	if (!access_ok(VERIFY_READ, frame, sizeof(*frame)))  in sys_sigreturn()
93 	if (__get_user(set.sig[0], &frame->sc.sc_oldmask))  in sys_sigreturn()
97 	    __copy_from_user(&set.sig[1], &frame->extramask, sizeof(frame->extramask)))  in sys_sigreturn()
102 	if (restore_sigcontext(&frame->sc, &gr8))  in sys_sigreturn()
113 	struct rt_sigframe __user *frame = (struct rt_sigframe __user *) __frame->sp;  in sys_rt_sigreturn()  local
117 	if (!access_ok(VERIFY_READ, frame, sizeof(*frame)))  in sys_rt_sigreturn()
119 	if (__copy_from_user(&set, &frame->uc.uc_sigmask, sizeof(set)))  in sys_rt_sigreturn()
124 	if (restore_sigcontext(&frame->uc.uc_mcontext, &gr8))  in sys_rt_sigreturn()
127 	if (restore_altstack(&frame->uc.uc_stack))  in sys_rt_sigreturn()
176 	struct sigframe __user *frame;  in setup_frame()  local
179 	frame = get_sigframe(ksig, sizeof(*frame));  in setup_frame()
181 	if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))  in setup_frame()
184 	if (__put_user(sig, &frame->sig) < 0)  in setup_frame()
187 	if (setup_sigcontext(&frame->sc, set->sig[0]))  in setup_frame()
191 		if (__copy_to_user(frame->extramask, &set->sig[1],  in setup_frame()
192 				   sizeof(frame->extramask)))  in setup_frame()
199 		if (__put_user(ksig->ka.sa.sa_restorer, &frame->pretcode) < 0)  in setup_frame()
207 		if (__put_user((__sigrestore_t)frame->retcode, &frame->pretcode) ||  in setup_frame()
208 		    __put_user(0x8efc0000|__NR_sigreturn, &frame->retcode[0]) ||  in setup_frame()
209 		    __put_user(0xc0700000, &frame->retcode[1]))  in setup_frame()
212 		flush_icache_range((unsigned long) frame->retcode,  in setup_frame()
213 				   (unsigned long) (frame->retcode + 2));  in setup_frame()
230 	__frame->sp   = (unsigned long) frame;  in setup_frame()
231 	__frame->lr   = (unsigned long) &frame->retcode;  in setup_frame()
236 	       sig, current->comm, current->pid, frame, __frame->pc,  in setup_frame()
237 	       frame->pretcode);  in setup_frame()
249 	struct rt_sigframe __user *frame;  in setup_rt_frame()  local
252 	frame = get_sigframe(ksig, sizeof(*frame));  in setup_rt_frame()
254 	if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame)))  in setup_rt_frame()
257 	if (__put_user(sig,		&frame->sig) ||  in setup_rt_frame()
258 	    __put_user(&frame->info,	&frame->pinfo) ||  in setup_rt_frame()
259 	    __put_user(&frame->uc,	&frame->puc))  in setup_rt_frame()
262 	if (copy_siginfo_to_user(&frame->info, &ksig->info))  in setup_rt_frame()
266 	if (__put_user(0, &frame->uc.uc_flags) ||  in setup_rt_frame()
267 	    __put_user(NULL, &frame->uc.uc_link) ||  in setup_rt_frame()
268 	    __save_altstack(&frame->uc.uc_stack, __frame->sp))  in setup_rt_frame()
271 	if (setup_sigcontext(&frame->uc.uc_mcontext, set->sig[0]))  in setup_rt_frame()
274 	if (__copy_to_user(&frame->uc.uc_sigmask, set, sizeof(*set)))  in setup_rt_frame()
280 		if (__put_user(ksig->ka.sa.sa_restorer, &frame->pretcode))  in setup_rt_frame()
288 		if (__put_user((__sigrestore_t)frame->retcode, &frame->pretcode) ||  in setup_rt_frame()
289 		    __put_user(0x8efc0000|__NR_rt_sigreturn, &frame->retcode[0]) ||  in setup_rt_frame()
290 		    __put_user(0xc0700000, &frame->retcode[1]))  in setup_rt_frame()
293 		flush_icache_range((unsigned long) frame->retcode,  in setup_rt_frame()
294 				   (unsigned long) (frame->retcode + 2));  in setup_rt_frame()
311 	__frame->sp  = (unsigned long) frame;  in setup_rt_frame()
312 	__frame->lr  = (unsigned long) &frame->retcode;  in setup_rt_frame()
314 	__frame->gr9 = (unsigned long) &frame->info;  in setup_rt_frame()
318 	       sig, current->comm, current->pid, frame, __frame->pc,  in setup_rt_frame()
319 	       frame->pretcode);  in setup_rt_frame()