83 static int convert_fxsr_to_user(struct _fpstate __user *buf,  in convert_fxsr_to_user()
87 	struct _fpreg __user *to;  in convert_fxsr_to_user()
105 		unsigned long __user *t = (unsigned long __user *)to;  in convert_fxsr_to_user()
117 				  struct _fpstate __user *buf)  in convert_fxsr_from_user()
121 	struct _fpreg __user *from;  in convert_fxsr_from_user()
140 		unsigned long __user *f = (unsigned long __user *)from;  in convert_fxsr_from_user()
155 			     struct sigcontext __user *from)  in copy_sc_from_user()
210 			&((struct _fpstate __user *)sc.fpstate)->_fxsr_env[0],  in copy_sc_from_user()
237 static int copy_sc_to_user(struct sigcontext __user *to,  in copy_sc_to_user()
238 			   struct _xstate __user *to_fp, struct pt_regs *regs,  in copy_sc_to_user()
327 static int copy_ucontext_to_user(struct ucontext __user *uc,  in copy_ucontext_to_user()
328 				 struct _xstate __user *fp, sigset_t *set,  in copy_ucontext_to_user()
341 	char __user *pretcode;
351 	char __user *pretcode;
353 	struct siginfo __user *pinfo;
354 	void __user *puc;
364 	struct sigframe __user *frame;  in setup_signal_stack_sc()
365 	void __user *restorer;  in setup_signal_stack_sc()
370 	frame = (struct sigframe __user *) stack_top - 1;  in setup_signal_stack_sc()
392 	err |= __put_user(0xb858, (short __user *)(frame->retcode+0));  in setup_signal_stack_sc()
393 	err |= __put_user(__NR_sigreturn, (int __user *)(frame->retcode+2));  in setup_signal_stack_sc()
394 	err |= __put_user(0x80cd, (short __user *)(frame->retcode+6));  in setup_signal_stack_sc()
410 	struct rt_sigframe __user *frame;  in setup_signal_stack_si()
411 	void __user *restorer;  in setup_signal_stack_si()
415 	frame = (struct rt_sigframe __user *) stack_top - 1;  in setup_signal_stack_si()
438 	err |= __put_user(0xb8, (char __user *)(frame->retcode+0));  in setup_signal_stack_si()
439 	err |= __put_user(__NR_rt_sigreturn, (int __user *)(frame->retcode+1));  in setup_signal_stack_si()
440 	err |= __put_user(0x80cd, (short __user *)(frame->retcode+5));  in setup_signal_stack_si()
456 	struct sigframe __user *frame = (struct sigframe __user *)(sp - 8);  in sys_sigreturn()
458 	struct sigcontext __user *sc = &frame->sc;  in sys_sigreturn()
483 	char __user *pretcode;
492 	struct rt_sigframe __user *frame;  in setup_signal_stack_si()
496 	frame = (struct rt_sigframe __user *)  in setup_signal_stack_si()
499 	frame = (struct rt_sigframe __user *) ((unsigned long) frame - 128 - 8);  in setup_signal_stack_si()
563 	struct rt_sigframe __user *frame =  in sys_rt_sigreturn()
564 		(struct rt_sigframe __user *)(sp - sizeof(long));  in sys_rt_sigreturn()
565 	struct ucontext __user *uc = &frame->uc;  in sys_rt_sigreturn()