531 static int kgdb_reenter_check(struct kgdb_state *ks)  in kgdb_reenter_check()  argument
540 	addr = kgdb_arch_pc(ks->ex_vector, ks->linux_regs);  in kgdb_reenter_check()
551 		kgdb_skipexception(ks->ex_vector, ks->linux_regs);  in kgdb_reenter_check()
559 	kgdb_skipexception(ks->ex_vector, ks->linux_regs);  in kgdb_reenter_check()
587 static int kgdb_cpu_enter(struct kgdb_state *ks, struct pt_regs *regs,  in kgdb_cpu_enter()  argument
598 	kgdb_info[ks->cpu].enter_kgdb++;  in kgdb_cpu_enter()
599 	kgdb_info[ks->cpu].exception_state |= exception_state;  in kgdb_cpu_enter()
617 	cpu = ks->cpu;  in kgdb_cpu_enter()
702 	if (kgdb_skipexception(ks->ex_vector, ks->linux_regs))  in kgdb_cpu_enter()
720 	if (ks->send_ready)  in kgdb_cpu_enter()
721 		atomic_set(ks->send_ready, 1);  in kgdb_cpu_enter()
755 			error = kdb_stub(ks);  in kgdb_cpu_enter()
783 			error = gdb_serial_stub(ks);  in kgdb_cpu_enter()
855 	struct kgdb_state *ks = &kgdb_var;  in kgdb_handle_exception()  local
869 	memset(ks, 0, sizeof(struct kgdb_state));  in kgdb_handle_exception()
870 	ks->cpu			= raw_smp_processor_id();  in kgdb_handle_exception()
871 	ks->ex_vector		= evector;  in kgdb_handle_exception()
872 	ks->signo		= signo;  in kgdb_handle_exception()
873 	ks->err_code		= ecode;  in kgdb_handle_exception()
874 	ks->linux_regs		= regs;  in kgdb_handle_exception()
876 	if (kgdb_reenter_check(ks))  in kgdb_handle_exception()
878 	if (kgdb_info[ks->cpu].enter_kgdb != 0)  in kgdb_handle_exception()
881 	ret = kgdb_cpu_enter(ks, regs, DCPU_WANT_MASTER);  in kgdb_handle_exception()
906 	struct kgdb_state *ks = &kgdb_var;  in kgdb_nmicallback()  local
910 	memset(ks, 0, sizeof(struct kgdb_state));  in kgdb_nmicallback()
911 	ks->cpu			= cpu;  in kgdb_nmicallback()
912 	ks->linux_regs		= regs;  in kgdb_nmicallback()
914 	if (kgdb_info[ks->cpu].enter_kgdb == 0 &&  in kgdb_nmicallback()
916 		kgdb_cpu_enter(ks, regs, DCPU_IS_SLAVE);  in kgdb_nmicallback()
933 		struct kgdb_state *ks = &kgdb_var;  in kgdb_nmicallin()  local
935 		memset(ks, 0, sizeof(struct kgdb_state));  in kgdb_nmicallin()
936 		ks->cpu			= cpu;  in kgdb_nmicallin()
937 		ks->ex_vector		= trapnr;  in kgdb_nmicallin()
938 		ks->signo		= SIGTRAP;  in kgdb_nmicallin()
939 		ks->err_code		= err_code;  in kgdb_nmicallin()
940 		ks->linux_regs		= regs;  in kgdb_nmicallin()
941 		ks->send_ready		= send_ready;  in kgdb_nmicallin()
942 		kgdb_cpu_enter(ks, regs, DCPU_WANT_MASTER);  in kgdb_nmicallin()