extern int kdb_common_init_state(struct kgdb_state *ks); extern int kdb_common_deinit_state(void); #define KGDB_KDB_REASON_SYSTEM_NMI KDB_REASON_SYSTEM_NMI #else /* ! CONFIG_KGDB_KDB */ static inline int kdb_stub(struct kgdb_state *ks) { return DBG_PASS_EVENT; } #define KGDB_KDB...