92 static int compat_preserve_vfp_context(struct compat_vfp_sigframe __user *frame)  in compat_preserve_vfp_context()  argument
109 	__put_user_error(magic, &frame->magic, err);  in compat_preserve_vfp_context()
110 	__put_user_error(size, &frame->size, err);  in compat_preserve_vfp_context()
116 	for (i = 0; i < ARRAY_SIZE(frame->ufp.fpregs); i += 2) {  in compat_preserve_vfp_context()
121 		__put_user_error(vreg.lo, &frame->ufp.fpregs[i], err);  in compat_preserve_vfp_context()
122 		__put_user_error(vreg.hi, &frame->ufp.fpregs[i + 1], err);  in compat_preserve_vfp_context()
128 	__put_user_error(fpscr, &frame->ufp.fpscr, err);  in compat_preserve_vfp_context()
135 	__put_user_error(fpexc, &frame->ufp_exc.fpexc, err);  in compat_preserve_vfp_context()
136 	__put_user_error(0, &frame->ufp_exc.fpinst, err);  in compat_preserve_vfp_context()
137 	__put_user_error(0, &frame->ufp_exc.fpinst2, err);  in compat_preserve_vfp_context()
142 static int compat_restore_vfp_context(struct compat_vfp_sigframe __user *frame)  in compat_restore_vfp_context()  argument
150 	__get_user_error(magic, &frame->magic, err);  in compat_restore_vfp_context()
151 	__get_user_error(size, &frame->size, err);  in compat_restore_vfp_context()
159 	for (i = 0; i < ARRAY_SIZE(frame->ufp.fpregs); i += 2) {  in compat_restore_vfp_context()
162 		__get_user_error(vreg.lo, &frame->ufp.fpregs[i], err);  in compat_restore_vfp_context()
163 		__get_user_error(vreg.hi, &frame->ufp.fpregs[i + 1], err);  in compat_restore_vfp_context()
168 	__get_user_error(fpscr, &frame->ufp.fpscr, err);  in compat_restore_vfp_context()
231 	struct compat_sigframe __user *frame;  in COMPAT_SYSCALL_DEFINE0()  local
244 	frame = (struct compat_sigframe __user *)regs->compat_sp;  in COMPAT_SYSCALL_DEFINE0()
246 	if (!access_ok(frame, sizeof (*frame)))  in COMPAT_SYSCALL_DEFINE0()
249 	if (compat_restore_sigframe(regs, frame))  in COMPAT_SYSCALL_DEFINE0()
262 	struct compat_rt_sigframe __user *frame;  in COMPAT_SYSCALL_DEFINE0()  local
275 	frame = (struct compat_rt_sigframe __user *)regs->compat_sp;  in COMPAT_SYSCALL_DEFINE0()
277 	if (!access_ok(frame, sizeof (*frame)))  in COMPAT_SYSCALL_DEFINE0()
280 	if (compat_restore_sigframe(regs, &frame->sig))  in COMPAT_SYSCALL_DEFINE0()
283 	if (compat_restore_altstack(&frame->sig.uc.uc_stack))  in COMPAT_SYSCALL_DEFINE0()
298 	void __user *frame;  in compat_get_sigframe()  local
303 	frame = compat_ptr((compat_uptr_t)((sp - framesize) & ~7));  in compat_get_sigframe()
306 	 * Check that we can actually write to the signal frame.  in compat_get_sigframe()
308 	if (!access_ok(frame, framesize))  in compat_get_sigframe()
309 		frame = NULL;  in compat_get_sigframe()
311 	return frame;  in compat_get_sigframe()
315 				compat_ulong_t __user *rc, void __user *frame,  in compat_setup_return()  argument
351 	regs->compat_sp	= ptr_to_compat(frame);  in compat_setup_return()
406 	struct compat_rt_sigframe __user *frame;  in compat_setup_rt_frame()  local
409 	frame = compat_get_sigframe(ksig, regs, sizeof(*frame));  in compat_setup_rt_frame()
411 	if (!frame)  in compat_setup_rt_frame()
414 	err |= copy_siginfo_to_user32(&frame->info, &ksig->info);  in compat_setup_rt_frame()
416 	__put_user_error(0, &frame->sig.uc.uc_flags, err);  in compat_setup_rt_frame()
417 	__put_user_error(0, &frame->sig.uc.uc_link, err);  in compat_setup_rt_frame()
419 	err |= __compat_save_altstack(&frame->sig.uc.uc_stack, regs->compat_sp);  in compat_setup_rt_frame()
421 	err |= compat_setup_sigframe(&frame->sig, regs, set);  in compat_setup_rt_frame()
424 		compat_setup_return(regs, &ksig->ka, frame->sig.retcode, frame, usig);  in compat_setup_rt_frame()
425 		regs->regs[1] = (compat_ulong_t)(unsigned long)&frame->info;  in compat_setup_rt_frame()
426 		regs->regs[2] = (compat_ulong_t)(unsigned long)&frame->sig.uc;  in compat_setup_rt_frame()
435 	struct compat_sigframe __user *frame;  in compat_setup_frame()  local
438 	frame = compat_get_sigframe(ksig, regs, sizeof(*frame));  in compat_setup_frame()
440 	if (!frame)  in compat_setup_frame()
443 	__put_user_error(0x5ac3c35a, &frame->uc.uc_flags, err);  in compat_setup_frame()
445 	err |= compat_setup_sigframe(frame, regs, set);  in compat_setup_frame()
447 		compat_setup_return(regs, &ksig->ka, frame->retcode, frame, usig);  in compat_setup_frame()