115 	if (current->thread.used_vr) {  in setup_sigcontext()
116 		flush_altivec_to_thread(current);  in setup_sigcontext()
118 		err |= __copy_to_user(v_regs, &current->thread.vr_state,  in setup_sigcontext()
129 		current->thread.vrsave = mfspr(SPRN_VRSAVE);  in setup_sigcontext()
130 	err |= __put_user(current->thread.vrsave, (u32 __user *)&v_regs[33]);  in setup_sigcontext()
134 	flush_fp_to_thread(current);  in setup_sigcontext()
136 	err |= copy_fpr_to_user(&sc->fp_regs, current);  in setup_sigcontext()
149 	if (current->thread.used_vsr && ctx_has_vsx_region) {  in setup_sigcontext()
150 		__giveup_vsx(current);  in setup_sigcontext()
152 		err |= copy_vsx_to_user(v_regs, current);  in setup_sigcontext()
212 	flush_fp_to_thread(current);  in setup_tm_sigcontexts()
219 	if (current->thread.used_vr) {  in setup_tm_sigcontexts()
220 		flush_altivec_to_thread(current);  in setup_tm_sigcontexts()
222 		err |= __copy_to_user(v_regs, &current->thread.vr_state,  in setup_tm_sigcontexts()
229 					      &current->thread.transact_vr,  in setup_tm_sigcontexts()
233 					      &current->thread.vr_state,  in setup_tm_sigcontexts()
245 		current->thread.vrsave = mfspr(SPRN_VRSAVE);  in setup_tm_sigcontexts()
246 	err |= __put_user(current->thread.vrsave, (u32 __user *)&v_regs[33]);  in setup_tm_sigcontexts()
248 		err |= __put_user(current->thread.transact_vrsave,  in setup_tm_sigcontexts()
251 		err |= __put_user(current->thread.vrsave,  in setup_tm_sigcontexts()
260 	err |= copy_fpr_to_user(&sc->fp_regs, current);  in setup_tm_sigcontexts()
262 		err |= copy_transact_fpr_to_user(&tm_sc->fp_regs, current);  in setup_tm_sigcontexts()
264 		err |= copy_fpr_to_user(&tm_sc->fp_regs, current);  in setup_tm_sigcontexts()
272 	if (current->thread.used_vsr) {  in setup_tm_sigcontexts()
273 		__giveup_vsx(current);  in setup_tm_sigcontexts()
277 		err |= copy_vsx_to_user(v_regs, current);  in setup_tm_sigcontexts()
280 			err |= copy_transact_vsx_to_user(tm_v_regs, current);  in setup_tm_sigcontexts()
282 			err |= copy_vsx_to_user(tm_v_regs, current);  in setup_tm_sigcontexts()
296 			      &current->thread.ckpt_regs, GP_REGS_SIZE);  in setup_tm_sigcontexts()
376 		err |= __copy_from_user(&current->thread.vr_state, v_regs,  in restore_sigcontext()
378 	else if (current->thread.used_vr)  in restore_sigcontext()
379 		memset(&current->thread.vr_state, 0, 33 * sizeof(vector128));  in restore_sigcontext()
382 		err |= __get_user(current->thread.vrsave, (u32 __user *)&v_regs[33]);  in restore_sigcontext()
384 		current->thread.vrsave = 0;  in restore_sigcontext()
386 		mtspr(SPRN_VRSAVE, current->thread.vrsave);  in restore_sigcontext()
389 	err |= copy_fpr_from_user(current, &sc->fp_regs);  in restore_sigcontext()
398 		err |= copy_vsx_from_user(current, v_regs);  in restore_sigcontext()
401 			current->thread.fp_state.fpr[i][TS_VSRLOWOFFSET] = 0;  in restore_sigcontext()
425 	err |= __copy_from_user(&current->thread.ckpt_regs, sc->gp_regs,  in restore_tm_sigcontexts()
437 	err |= __get_user(current->thread.tm_tfhar, &sc->gp_regs[PT_NIP]);  in restore_tm_sigcontexts()
456 	err |= __get_user(current->thread.ckpt_regs.ctr,  in restore_tm_sigcontexts()
458 	err |= __get_user(current->thread.ckpt_regs.link,  in restore_tm_sigcontexts()
460 	err |= __get_user(current->thread.ckpt_regs.xer,  in restore_tm_sigcontexts()
462 	err |= __get_user(current->thread.ckpt_regs.ccr,  in restore_tm_sigcontexts()
499 		err |= __copy_from_user(&current->thread.vr_state, v_regs,  in restore_tm_sigcontexts()
501 		err |= __copy_from_user(&current->thread.transact_vr, tm_v_regs,  in restore_tm_sigcontexts()
504 	else if (current->thread.used_vr) {  in restore_tm_sigcontexts()
505 		memset(&current->thread.vr_state, 0, 33 * sizeof(vector128));  in restore_tm_sigcontexts()
506 		memset(&current->thread.transact_vr, 0, 33 * sizeof(vector128));  in restore_tm_sigcontexts()
510 		err |= __get_user(current->thread.vrsave,  in restore_tm_sigcontexts()
512 		err |= __get_user(current->thread.transact_vrsave,  in restore_tm_sigcontexts()
516 		current->thread.vrsave = 0;  in restore_tm_sigcontexts()
517 		current->thread.transact_vrsave = 0;  in restore_tm_sigcontexts()
520 		mtspr(SPRN_VRSAVE, current->thread.vrsave);  in restore_tm_sigcontexts()
523 	err |= copy_fpr_from_user(current, &sc->fp_regs);  in restore_tm_sigcontexts()
524 	err |= copy_transact_fpr_from_user(current, &tm_sc->fp_regs);  in restore_tm_sigcontexts()
534 		err |= copy_vsx_from_user(current, v_regs);  in restore_tm_sigcontexts()
535 		err |= copy_transact_vsx_from_user(current, tm_v_regs);  in restore_tm_sigcontexts()
538 			current->thread.fp_state.fpr[i][TS_VSRLOWOFFSET] = 0;  in restore_tm_sigcontexts()
539 			current->thread.transact_fp.fpr[i][TS_VSRLOWOFFSET] = 0;  in restore_tm_sigcontexts()
545 	current->thread.tm_texasr |= TEXASR_FS;  in restore_tm_sigcontexts()
547 	tm_recheckpoint(&current->thread, msr);  in restore_tm_sigcontexts()
551 		do_load_up_transact_fpu(&current->thread);  in restore_tm_sigcontexts()
552 		regs->msr |= (MSR_FP | current->thread.fpexc_mode);  in restore_tm_sigcontexts()
556 		do_load_up_transact_altivec(&current->thread);  in restore_tm_sigcontexts()
635 				      &current->blocked, sizeof(sigset_t)))  in sys_swapcontext()
684 	current->restart_block.fn = do_no_restart_syscall;  in sys_rt_sigreturn()
719 				   current->comm, current->pid, "rt_sigreturn",  in sys_rt_sigreturn()
722 	force_sig(SIGSEGV, current);  in sys_rt_sigreturn()
769 	current->thread.fp_state.fpscr = 0;  in handle_rt_signal64()
772 	if (vdso64_rt_sigtramp && current->mm->context.vdso_base) {  in handle_rt_signal64()
773 		regs->link = current->mm->context.vdso_base + vdso64_rt_sigtramp;  in handle_rt_signal64()
823 				   current->comm, current->pid, "setup_rt_frame",  in handle_rt_signal64()