194 do_trap_no_signal(struct task_struct *tsk, int trapnr, char *str,  in do_trap_no_signal()  argument
212 			tsk->thread.error_code = error_code;  in do_trap_no_signal()
213 			tsk->thread.trap_nr = trapnr;  in do_trap_no_signal()
257 	struct task_struct *tsk = current;  in do_trap()  local
260 	if (!do_trap_no_signal(tsk, trapnr, str, regs, error_code))  in do_trap()
271 	tsk->thread.error_code = error_code;  in do_trap()
272 	tsk->thread.trap_nr = trapnr;  in do_trap()
275 	if (show_unhandled_signals && unhandled_signal(tsk, signr) &&  in do_trap()
278 			tsk->comm, tsk->pid, str,  in do_trap()
285 	force_sig_info(signr, info ?: SEND_SIG_PRIV, tsk);  in do_trap()
325 	struct task_struct *tsk = current;  in do_double_fault()  local
357 	tsk->thread.error_code = error_code;  in do_double_fault()
358 	tsk->thread.trap_nr = X86_TRAP_DF;  in do_double_fault()
374 	struct task_struct *tsk = current;  in do_bounds()  local
399 	fpu_save_init(&tsk->thread.fpu);  in do_bounds()
400 	xsave_buf = &(tsk->thread.fpu.state->xsave);  in do_bounds()
458 	struct task_struct *tsk;  in do_general_protection()  local
470 	tsk = current;  in do_general_protection()
475 		tsk->thread.error_code = error_code;  in do_general_protection()
476 		tsk->thread.trap_nr = X86_TRAP_GP;  in do_general_protection()
483 	tsk->thread.error_code = error_code;  in do_general_protection()
484 	tsk->thread.trap_nr = X86_TRAP_GP;  in do_general_protection()
486 	if (show_unhandled_signals && unhandled_signal(tsk, SIGSEGV) &&  in do_general_protection()
489 			tsk->comm, task_pid_nr(tsk),  in do_general_protection()
495 	force_sig_info(SIGSEGV, SEND_SIG_PRIV, tsk);  in do_general_protection()
619 	struct task_struct *tsk = current;  in do_debug()  local
650 	clear_tsk_thread_flag(tsk, TIF_BLOCKSTEP);  in do_debug()
653 	tsk->thread.debugreg6 = dr6;  in do_debug()
689 		tsk->thread.debugreg6 &= ~DR_STEP;  in do_debug()
690 		set_tsk_thread_flag(tsk, TIF_SINGLESTEP);  in do_debug()
693 	si_code = get_si_code(tsk->thread.debugreg6);  in do_debug()
694 	if (tsk->thread.debugreg6 & (DR_STEP | DR_TRAP_BITS) || user_icebp)  in do_debug()
695 		send_sigtrap(tsk, regs, error_code, si_code);  in do_debug()
842 	struct task_struct *tsk = current;  in math_state_restore()  local
844 	if (!tsk_used_math(tsk)) {  in math_state_restore()
849 		if (init_fpu(tsk)) {  in math_state_restore()
861 	__thread_fpu_begin(tsk);  in math_state_restore()
862 	if (unlikely(restore_fpu_checking(tsk))) {  in math_state_restore()
863 		fpu_reset_state(tsk);  in math_state_restore()
864 		force_sig_info(SIGSEGV, SEND_SIG_PRIV, tsk);  in math_state_restore()
866 		tsk->thread.fpu_counter++;  in math_state_restore()