414 static int kgdb_reenter_check(struct kgdb_state *ks)  in kgdb_reenter_check()  argument
423 	addr = kgdb_arch_pc(ks->ex_vector, ks->linux_regs);  in kgdb_reenter_check()
434 		kgdb_skipexception(ks->ex_vector, ks->linux_regs);  in kgdb_reenter_check()
442 	kgdb_skipexception(ks->ex_vector, ks->linux_regs);  in kgdb_reenter_check()
467 static int kgdb_cpu_enter(struct kgdb_state *ks, struct pt_regs *regs,  in kgdb_cpu_enter()  argument
478 	kgdb_info[ks->cpu].enter_kgdb++;  in kgdb_cpu_enter()
479 	kgdb_info[ks->cpu].exception_state |= exception_state;  in kgdb_cpu_enter()
496 	cpu = ks->cpu;  in kgdb_cpu_enter()
574 	if (kgdb_skipexception(ks->ex_vector, ks->linux_regs))  in kgdb_cpu_enter()
590 	if (ks->send_ready)  in kgdb_cpu_enter()
591 		atomic_set(ks->send_ready, 1);  in kgdb_cpu_enter()
625 			error = kdb_stub(ks);  in kgdb_cpu_enter()
630 			error = gdb_serial_stub(ks);  in kgdb_cpu_enter()
694 	struct kgdb_state *ks = &kgdb_var;  in kgdb_handle_exception()  local
708 	memset(ks, 0, sizeof(struct kgdb_state));  in kgdb_handle_exception()
709 	ks->cpu			= raw_smp_processor_id();  in kgdb_handle_exception()
710 	ks->ex_vector		= evector;  in kgdb_handle_exception()
711 	ks->signo		= signo;  in kgdb_handle_exception()
712 	ks->err_code		= ecode;  in kgdb_handle_exception()
713 	ks->linux_regs		= regs;  in kgdb_handle_exception()
715 	if (kgdb_reenter_check(ks))  in kgdb_handle_exception()
717 	if (kgdb_info[ks->cpu].enter_kgdb != 0)  in kgdb_handle_exception()
720 	ret = kgdb_cpu_enter(ks, regs, DCPU_WANT_MASTER);  in kgdb_handle_exception()
747 	struct kgdb_state *ks = &kgdb_var;  in kgdb_nmicallback()  local
749 	memset(ks, 0, sizeof(struct kgdb_state));  in kgdb_nmicallback()
750 	ks->cpu			= cpu;  in kgdb_nmicallback()
751 	ks->linux_regs		= regs;  in kgdb_nmicallback()
753 	if (kgdb_info[ks->cpu].enter_kgdb == 0 &&  in kgdb_nmicallback()
755 		kgdb_cpu_enter(ks, regs, DCPU_IS_SLAVE);  in kgdb_nmicallback()
771 		struct kgdb_state *ks = &kgdb_var;  in kgdb_nmicallin()  local
773 		memset(ks, 0, sizeof(struct kgdb_state));  in kgdb_nmicallin()
774 		ks->cpu			= cpu;  in kgdb_nmicallin()
775 		ks->ex_vector		= trapnr;  in kgdb_nmicallin()
776 		ks->signo		= SIGTRAP;  in kgdb_nmicallin()
777 		ks->err_code		= err_code;  in kgdb_nmicallin()
778 		ks->linux_regs		= regs;  in kgdb_nmicallin()
779 		ks->send_ready		= send_ready;  in kgdb_nmicallin()
780 		kgdb_cpu_enter(ks, regs, DCPU_WANT_MASTER);  in kgdb_nmicallin()