165 	if (kexec_should_crash(current) || (TRAP(regs) == 0x100)) {  in oops_end()
185 	if (in_interrupt() || panic_on_oops || !current->pid ||  in oops_end()
186 	    is_global_init(current)) {  in oops_end()
254 	if (show_unhandled_signals && unhandled_signal(current, signr)) {  in _exception()
256 				   current->comm, current->pid, signr,  in _exception()
263 	current->thread.trap_nr = code;  in _exception()
268 	force_sig_info(signr, &info, current);  in _exception()
381 #define single_stepping(regs)	(current->thread.debug.dbcr0 & DBCR0_IC)
382 #define clear_single_step(regs)	(current->thread.debug.dbcr0 &= ~DBCR0_IC)
858 	flush_fp_to_thread(current);  in parse_fpe()
860 	code = __parse_fpscr(current->thread.fp_state.fpscr);  in parse_fpe()
1089 		current->thread.dscr = regs->gpr[rd];  in emulate_instruction()
1090 		current->thread.dscr_inherit = 1;  in emulate_instruction()
1091 		mtspr(SPRN_DSCR, current->thread.dscr);  in emulate_instruction()
1120 			code = __parse_fpscr(current->thread.fp_state.fpscr);  in emulate_math()
1271 	if (!(current->thread.align_ctl & PR_UNALIGN_SIGBUS))  in alignment_exception()
1300 	       current, regs->gpr[1]);  in StackOverflow()
1317 	       current, task_pid_nr(current), regs->nip, regs->link, regs->gpr[0],  in trace_syscall()
1395 		current->thread.dscr_inherit = 1;  in facility_unavailable_exception()
1441 	regs->msr |= (MSR_FP | current->thread.fpexc_mode);  in fp_unavailable_tm()
1449 	tm_recheckpoint(&current->thread, MSR_FP);  in fp_unavailable_tm()
1453 		do_load_up_transact_altivec(&current->thread);  in fp_unavailable_tm()
1470 	tm_recheckpoint(&current->thread, MSR_VEC);  in altivec_unavailable_tm()
1471 	current->thread.used_vr = 1;  in altivec_unavailable_tm()
1474 		do_load_up_transact_fpu(&current->thread);  in altivec_unavailable_tm()
1494 	current->thread.used_vsr = 1;  in vsx_unavailable_tm()
1505 	regs->msr |= MSR_VEC | MSR_FP | current->thread.fpexc_mode |  in vsx_unavailable_tm()
1511 	tm_recheckpoint(&current->thread, regs->msr & ~orig_msr);  in vsx_unavailable_tm()
1514 		do_load_up_transact_fpu(&current->thread);  in vsx_unavailable_tm()
1516 		do_load_up_transact_altivec(&current->thread);  in vsx_unavailable_tm()
1554 		dbcr_dac(current) &= ~(DBCR_DAC1R | DBCR_DAC1W);  in handle_debug()
1556 		current->thread.debug.dbcr2 &= ~DBCR2_DAC12MODE;  in handle_debug()
1562 		dbcr_dac(current) &= ~(DBCR_DAC2R | DBCR_DAC2W);  in handle_debug()
1567 		current->thread.debug.dbcr0 &= ~DBCR0_IAC1;  in handle_debug()
1568 		dbcr_iac_range(current) &= ~DBCR_IAC12MODE;  in handle_debug()
1573 		current->thread.debug.dbcr0 &= ~DBCR0_IAC2;  in handle_debug()
1578 		current->thread.debug.dbcr0 &= ~DBCR0_IAC3;  in handle_debug()
1579 		dbcr_iac_range(current) &= ~DBCR_IAC34MODE;  in handle_debug()
1584 		current->thread.debug.dbcr0 &= ~DBCR0_IAC4;  in handle_debug()
1594 	if (DBCR_ACTIVE_EVENTS(current->thread.debug.dbcr0,  in handle_debug()
1595 			       current->thread.debug.dbcr1))  in handle_debug()
1599 		current->thread.debug.dbcr0 &= ~DBCR0_IDM;  in handle_debug()
1602 		mtspr(SPRN_DBCR0, current->thread.debug.dbcr0);  in handle_debug()
1607 	current->thread.debug.dbsr = debug_status;  in DebugException()
1624 			current->thread.debug.dbcr0 &= ~DBCR0_BT;  in DebugException()
1625 			current->thread.debug.dbcr0 |= DBCR0_IDM | DBCR0_IC;  in DebugException()
1653 			current->thread.debug.dbcr0 &= ~DBCR0_IC;  in DebugException()
1654 			if (DBCR_ACTIVE_EVENTS(current->thread.debug.dbcr0,  in DebugException()
1655 					       current->thread.debug.dbcr1))  in DebugException()
1659 				current->thread.debug.dbcr0 &= ~DBCR0_IDM;  in DebugException()
1687 	flush_altivec_to_thread(current);  in altivec_assist_exception()
1704 				   "in %s at %lx\n", current->comm, regs->nip);  in altivec_assist_exception()
1705 		current->thread.vr_state.vscr.u[3] |= 0x10000;  in altivec_assist_exception()
1733 	flush_spe_to_thread(current);  in SPEFloatingPointException()
1735 	spefscr = current->thread.spefscr;  in SPEFloatingPointException()
1736 	fpexc_mode = current->thread.fpexc_mode;  in SPEFloatingPointException()
1765 		       "in %s at %lx\n", current->comm, regs->nip);  in SPEFloatingPointException()
1780 		giveup_spe(current);  in SPEFloatingPointRoundException()
1797 		       "in %s at %lx\n", current->comm, regs->nip);  in SPEFloatingPointRoundException()
1890 	pr_warn_ratelimited("%s used emulated %s instruction\n", current->comm,  in ppc_warn_emulated_print()