515 static int kgdb_reenter_check(struct kgdb_state *ks)  in kgdb_reenter_check()  argument
524 	addr = kgdb_arch_pc(ks->ex_vector, ks->linux_regs);  in kgdb_reenter_check()
535 		kgdb_skipexception(ks->ex_vector, ks->linux_regs);  in kgdb_reenter_check()
543 	kgdb_skipexception(ks->ex_vector, ks->linux_regs);  in kgdb_reenter_check()
571 static int kgdb_cpu_enter(struct kgdb_state *ks, struct pt_regs *regs,  in kgdb_cpu_enter()  argument
582 	kgdb_info[ks->cpu].enter_kgdb++;  in kgdb_cpu_enter()
583 	kgdb_info[ks->cpu].exception_state |= exception_state;  in kgdb_cpu_enter()
601 	cpu = ks->cpu;  in kgdb_cpu_enter()
686 	if (kgdb_skipexception(ks->ex_vector, ks->linux_regs))  in kgdb_cpu_enter()
704 	if (ks->send_ready)  in kgdb_cpu_enter()
705 		atomic_set(ks->send_ready, 1);  in kgdb_cpu_enter()
739 			error = kdb_stub(ks);  in kgdb_cpu_enter()
767 			error = gdb_serial_stub(ks);  in kgdb_cpu_enter()
839 	struct kgdb_state *ks = &kgdb_var;  in kgdb_handle_exception()  local
853 	memset(ks, 0, sizeof(struct kgdb_state));  in kgdb_handle_exception()
854 	ks->cpu			= raw_smp_processor_id();  in kgdb_handle_exception()
855 	ks->ex_vector		= evector;  in kgdb_handle_exception()
856 	ks->signo		= signo;  in kgdb_handle_exception()
857 	ks->err_code		= ecode;  in kgdb_handle_exception()
858 	ks->linux_regs		= regs;  in kgdb_handle_exception()
860 	if (kgdb_reenter_check(ks))  in kgdb_handle_exception()
862 	if (kgdb_info[ks->cpu].enter_kgdb != 0)  in kgdb_handle_exception()
865 	ret = kgdb_cpu_enter(ks, regs, DCPU_WANT_MASTER);  in kgdb_handle_exception()
890 	struct kgdb_state *ks = &kgdb_var;  in kgdb_nmicallback()  local
894 	memset(ks, 0, sizeof(struct kgdb_state));  in kgdb_nmicallback()
895 	ks->cpu			= cpu;  in kgdb_nmicallback()
896 	ks->linux_regs		= regs;  in kgdb_nmicallback()
898 	if (kgdb_info[ks->cpu].enter_kgdb == 0 &&  in kgdb_nmicallback()
900 		kgdb_cpu_enter(ks, regs, DCPU_IS_SLAVE);  in kgdb_nmicallback()
917 		struct kgdb_state *ks = &kgdb_var;  in kgdb_nmicallin()  local
919 		memset(ks, 0, sizeof(struct kgdb_state));  in kgdb_nmicallin()
920 		ks->cpu			= cpu;  in kgdb_nmicallin()
921 		ks->ex_vector		= trapnr;  in kgdb_nmicallin()
922 		ks->signo		= SIGTRAP;  in kgdb_nmicallin()
923 		ks->err_code		= err_code;  in kgdb_nmicallin()
924 		ks->linux_regs		= regs;  in kgdb_nmicallin()
925 		ks->send_ready		= send_ready;  in kgdb_nmicallin()
926 		kgdb_cpu_enter(ks, regs, DCPU_WANT_MASTER);  in kgdb_nmicallin()