519 static int kgdb_reenter_check(struct kgdb_state *ks)  in kgdb_reenter_check()  argument
528 	addr = kgdb_arch_pc(ks->ex_vector, ks->linux_regs);  in kgdb_reenter_check()
539 		kgdb_skipexception(ks->ex_vector, ks->linux_regs);  in kgdb_reenter_check()
547 	kgdb_skipexception(ks->ex_vector, ks->linux_regs);  in kgdb_reenter_check()
575 static int kgdb_cpu_enter(struct kgdb_state *ks, struct pt_regs *regs,  in kgdb_cpu_enter()  argument
586 	kgdb_info[ks->cpu].enter_kgdb++;  in kgdb_cpu_enter()
587 	kgdb_info[ks->cpu].exception_state |= exception_state;  in kgdb_cpu_enter()
605 	cpu = ks->cpu;  in kgdb_cpu_enter()
690 	if (kgdb_skipexception(ks->ex_vector, ks->linux_regs))  in kgdb_cpu_enter()
708 	if (ks->send_ready)  in kgdb_cpu_enter()
709 		atomic_set(ks->send_ready, 1);  in kgdb_cpu_enter()
743 			error = kdb_stub(ks);  in kgdb_cpu_enter()
748 			error = gdb_serial_stub(ks);  in kgdb_cpu_enter()
820 	struct kgdb_state *ks = &kgdb_var;  in kgdb_handle_exception()  local
834 	memset(ks, 0, sizeof(struct kgdb_state));  in kgdb_handle_exception()
835 	ks->cpu			= raw_smp_processor_id();  in kgdb_handle_exception()
836 	ks->ex_vector		= evector;  in kgdb_handle_exception()
837 	ks->signo		= signo;  in kgdb_handle_exception()
838 	ks->err_code		= ecode;  in kgdb_handle_exception()
839 	ks->linux_regs		= regs;  in kgdb_handle_exception()
841 	if (kgdb_reenter_check(ks))  in kgdb_handle_exception()
843 	if (kgdb_info[ks->cpu].enter_kgdb != 0)  in kgdb_handle_exception()
846 	ret = kgdb_cpu_enter(ks, regs, DCPU_WANT_MASTER);  in kgdb_handle_exception()
871 	struct kgdb_state *ks = &kgdb_var;  in kgdb_nmicallback()  local
875 	memset(ks, 0, sizeof(struct kgdb_state));  in kgdb_nmicallback()
876 	ks->cpu			= cpu;  in kgdb_nmicallback()
877 	ks->linux_regs		= regs;  in kgdb_nmicallback()
879 	if (kgdb_info[ks->cpu].enter_kgdb == 0 &&  in kgdb_nmicallback()
881 		kgdb_cpu_enter(ks, regs, DCPU_IS_SLAVE);  in kgdb_nmicallback()
898 		struct kgdb_state *ks = &kgdb_var;  in kgdb_nmicallin()  local
900 		memset(ks, 0, sizeof(struct kgdb_state));  in kgdb_nmicallin()
901 		ks->cpu			= cpu;  in kgdb_nmicallin()
902 		ks->ex_vector		= trapnr;  in kgdb_nmicallin()
903 		ks->signo		= SIGTRAP;  in kgdb_nmicallin()
904 		ks->err_code		= err_code;  in kgdb_nmicallin()
905 		ks->linux_regs		= regs;  in kgdb_nmicallin()
906 		ks->send_ready		= send_ready;  in kgdb_nmicallin()
907 		kgdb_cpu_enter(ks, regs, DCPU_WANT_MASTER);  in kgdb_nmicallin()