78 static int send_request(struct dlm_rsb *r, struct dlm_lkb *lkb);
79 static int send_convert(struct dlm_rsb *r, struct dlm_lkb *lkb);
80 static int send_unlock(struct dlm_rsb *r, struct dlm_lkb *lkb);
81 static int send_cancel(struct dlm_rsb *r, struct dlm_lkb *lkb);
82 static int send_grant(struct dlm_rsb *r, struct dlm_lkb *lkb);
83 static int send_bast(struct dlm_rsb *r, struct dlm_lkb *lkb, int mode);
84 static int send_lookup(struct dlm_rsb *r, struct dlm_lkb *lkb);
86 static int _request_lock(struct dlm_rsb *r, struct dlm_lkb *lkb);
87 static int _cancel_lock(struct dlm_rsb *r, struct dlm_lkb *lkb);
88 static void __receive_convert_reply(struct dlm_rsb *r, struct dlm_lkb *lkb,
92 static void del_timeout(struct dlm_lkb *lkb);
162 void dlm_print_lkb(struct dlm_lkb *lkb)  in dlm_print_lkb()
183 	struct dlm_lkb *lkb;  in dlm_dump_rsb()
220 static inline int can_be_queued(struct dlm_lkb *lkb)  in can_be_queued()
225 static inline int force_blocking_asts(struct dlm_lkb *lkb)  in force_blocking_asts()
230 static inline int is_demoted(struct dlm_lkb *lkb)  in is_demoted()
235 static inline int is_altmode(struct dlm_lkb *lkb)  in is_altmode()
240 static inline int is_granted(struct dlm_lkb *lkb)  in is_granted()
251 static inline int is_process_copy(struct dlm_lkb *lkb)  in is_process_copy()
256 static inline int is_master_copy(struct dlm_lkb *lkb)  in is_master_copy()
261 static inline int middle_conversion(struct dlm_lkb *lkb)  in middle_conversion()
269 static inline int down_conversion(struct dlm_lkb *lkb)  in down_conversion()
274 static inline int is_overlap_unlock(struct dlm_lkb *lkb)  in is_overlap_unlock()
279 static inline int is_overlap_cancel(struct dlm_lkb *lkb)  in is_overlap_cancel()
284 static inline int is_overlap(struct dlm_lkb *lkb)  in is_overlap()
290 static void queue_cast(struct dlm_rsb *r, struct dlm_lkb *lkb, int rv)  in queue_cast()
314 static inline void queue_cast_overlap(struct dlm_rsb *r, struct dlm_lkb *lkb)  in queue_cast_overlap()
320 static void queue_bast(struct dlm_rsb *r, struct dlm_lkb *lkb, int rqmode)  in queue_bast()
1170 static void attach_lkb(struct dlm_rsb *r, struct dlm_lkb *lkb)  in attach_lkb()
1176 static void detach_lkb(struct dlm_lkb *lkb)  in detach_lkb()
1184 static int create_lkb(struct dlm_ls *ls, struct dlm_lkb **lkb_ret)  in create_lkb()
1186 	struct dlm_lkb *lkb;  in create_lkb()
1220 static int find_lkb(struct dlm_ls *ls, uint32_t lkid, struct dlm_lkb **lkb_ret)  in find_lkb()
1222 	struct dlm_lkb *lkb;  in find_lkb()
1236 	struct dlm_lkb *lkb = container_of(kref, struct dlm_lkb, lkb_ref);  in kill_lkb()
1247 static int __put_lkb(struct dlm_ls *ls, struct dlm_lkb *lkb)  in __put_lkb()
1269 int dlm_put_lkb(struct dlm_lkb *lkb)  in dlm_put_lkb()
1283 static inline void hold_lkb(struct dlm_lkb *lkb)  in hold_lkb()
1293 static inline void unhold_lkb(struct dlm_lkb *lkb)  in unhold_lkb()
1303 	struct dlm_lkb *lkb = NULL;  in lkb_add_ordered()
1314 static void add_lkb(struct dlm_rsb *r, struct dlm_lkb *lkb, int status)  in add_lkb()
1348 static void del_lkb(struct dlm_rsb *r, struct dlm_lkb *lkb)  in del_lkb()
1355 static void move_lkb(struct dlm_rsb *r, struct dlm_lkb *lkb, int sts)  in move_lkb()
1397 	struct dlm_lkb *lkb;  in dlm_scan_waiters()
1453 static int add_to_waiters(struct dlm_lkb *lkb, int mstype, int to_nodeid)  in add_to_waiters()
1511 static int _remove_from_waiters(struct dlm_lkb *lkb, int mstype,  in _remove_from_waiters()
1596 static int remove_from_waiters(struct dlm_lkb *lkb, int mstype)  in remove_from_waiters()
1610 static int remove_from_waiters_ms(struct dlm_lkb *lkb, struct dlm_message *ms)  in remove_from_waiters_ms()
1815 static void add_timeout(struct dlm_lkb *lkb)  in add_timeout()
1839 static void del_timeout(struct dlm_lkb *lkb)  in del_timeout()
1860 	struct dlm_lkb *lkb;  in dlm_scan_timeout()
1926 	struct dlm_lkb *lkb;  in dlm_adjust_timeouts()
1948 static void set_lvb_lock(struct dlm_rsb *r, struct dlm_lkb *lkb)  in set_lvb_lock()
1999 static void set_lvb_unlock(struct dlm_rsb *r, struct dlm_lkb *lkb)  in set_lvb_unlock()
2028 static void set_lvb_lock_pc(struct dlm_rsb *r, struct dlm_lkb *lkb,  in set_lvb_lock_pc()
2059 static void _remove_lock(struct dlm_rsb *r, struct dlm_lkb *lkb)  in _remove_lock()
2068 static void remove_lock(struct dlm_rsb *r, struct dlm_lkb *lkb)  in remove_lock()
2074 static void remove_lock_pc(struct dlm_rsb *r, struct dlm_lkb *lkb)  in remove_lock_pc()
2083 static int revert_lock(struct dlm_rsb *r, struct dlm_lkb *lkb)  in revert_lock()
2110 static int revert_lock_pc(struct dlm_rsb *r, struct dlm_lkb *lkb)  in revert_lock_pc()
2115 static void _grant_lock(struct dlm_rsb *r, struct dlm_lkb *lkb)  in _grant_lock()
2129 static void grant_lock(struct dlm_rsb *r, struct dlm_lkb *lkb)  in grant_lock()
2135 static void grant_lock_pc(struct dlm_rsb *r, struct dlm_lkb *lkb,  in grant_lock_pc()
2146 static void grant_lock_pending(struct dlm_rsb *r, struct dlm_lkb *lkb)  in grant_lock_pending()
2163 static void munge_demoted(struct dlm_lkb *lkb)  in munge_demoted()
2174 static void munge_altmode(struct dlm_lkb *lkb, struct dlm_message *ms)  in munge_altmode()
2193 static inline int first_in_list(struct dlm_lkb *lkb, struct list_head *head)  in first_in_list()
2195 	struct dlm_lkb *first = list_entry(head->next, struct dlm_lkb,  in first_in_list()
2205 static int queue_conflict(struct list_head *head, struct dlm_lkb *lkb)  in queue_conflict()
2207 	struct dlm_lkb *this;  in queue_conflict()
2259 static int conversion_deadlock_detect(struct dlm_rsb *r, struct dlm_lkb *lkb2)  in conversion_deadlock_detect()
2261 	struct dlm_lkb *lkb1;  in conversion_deadlock_detect()
2298 static int _can_be_granted(struct dlm_rsb *r, struct dlm_lkb *lkb, int now,  in _can_be_granted()
2444 static int can_be_granted(struct dlm_rsb *r, struct dlm_lkb *lkb, int now,  in can_be_granted()
2518 	struct dlm_lkb *lkb, *s;  in grant_pending_convert()
2574 	struct dlm_lkb *lkb, *s;  in grant_pending_wait()
2596 static int lock_requires_bast(struct dlm_lkb *gr, int high, int cw)  in lock_requires_bast()
2612 	struct dlm_lkb *lkb, *s;  in grant_pending_locks()
2646 static int modes_require_bast(struct dlm_lkb *gr, struct dlm_lkb *rq)  in modes_require_bast()
2661 			    struct dlm_lkb *lkb)  in send_bast_queue()
2663 	struct dlm_lkb *gr;  in send_bast_queue()
2676 static void send_blocking_asts(struct dlm_rsb *r, struct dlm_lkb *lkb)  in send_blocking_asts()
2681 static void send_blocking_asts_all(struct dlm_rsb *r, struct dlm_lkb *lkb)  in send_blocking_asts_all()
2706 static int set_master(struct dlm_rsb *r, struct dlm_lkb *lkb)  in set_master()
2757 	struct dlm_lkb *lkb, *safe;  in process_lookup_list()
2770 	struct dlm_lkb *lkb;  in confirm_master()
2792 			lkb = list_entry(r->res_lookup.next, struct dlm_lkb,  in confirm_master()
2885 static int validate_lock_args(struct dlm_ls *ls, struct dlm_lkb *lkb,  in validate_lock_args()
2936 static int validate_unlock_args(struct dlm_lkb *lkb, struct dlm_args *args)  in validate_unlock_args()
3073 static int do_request(struct dlm_rsb *r, struct dlm_lkb *lkb)  in do_request()
3096 static void do_request_effects(struct dlm_rsb *r, struct dlm_lkb *lkb,  in do_request_effects()
3110 static int do_convert(struct dlm_rsb *r, struct dlm_lkb *lkb)  in do_convert()
3165 static void do_convert_effects(struct dlm_rsb *r, struct dlm_lkb *lkb,  in do_convert_effects()
3183 static int do_unlock(struct dlm_rsb *r, struct dlm_lkb *lkb)  in do_unlock()
3190 static void do_unlock_effects(struct dlm_rsb *r, struct dlm_lkb *lkb,  in do_unlock_effects()
3198 static int do_cancel(struct dlm_rsb *r, struct dlm_lkb *lkb)  in do_cancel()
3210 static void do_cancel_effects(struct dlm_rsb *r, struct dlm_lkb *lkb,  in do_cancel_effects()
3224 static int _request_lock(struct dlm_rsb *r, struct dlm_lkb *lkb)  in _request_lock()
3253 static int _convert_lock(struct dlm_rsb *r, struct dlm_lkb *lkb)  in _convert_lock()
3272 static int _unlock_lock(struct dlm_rsb *r, struct dlm_lkb *lkb)  in _unlock_lock()
3291 static int _cancel_lock(struct dlm_rsb *r, struct dlm_lkb *lkb)  in _cancel_lock()
3313 static int request_lock(struct dlm_ls *ls, struct dlm_lkb *lkb, char *name,  in request_lock()
3339 static int convert_lock(struct dlm_ls *ls, struct dlm_lkb *lkb,  in convert_lock()
3361 static int unlock_lock(struct dlm_ls *ls, struct dlm_lkb *lkb,  in unlock_lock()
3383 static int cancel_lock(struct dlm_ls *ls, struct dlm_lkb *lkb,  in cancel_lock()
3421 	struct dlm_lkb *lkb;  in dlm_lock()
3469 	struct dlm_lkb *lkb;  in dlm_unlock()
3560 static int create_message(struct dlm_rsb *r, struct dlm_lkb *lkb,  in create_message()
3597 static void send_args(struct dlm_rsb *r, struct dlm_lkb *lkb,  in send_args()
3641 static int send_common(struct dlm_rsb *r, struct dlm_lkb *lkb, int mstype)  in send_common()
3669 static int send_request(struct dlm_rsb *r, struct dlm_lkb *lkb)  in send_request()
3674 static int send_convert(struct dlm_rsb *r, struct dlm_lkb *lkb)  in send_convert()
3696 static int send_unlock(struct dlm_rsb *r, struct dlm_lkb *lkb)  in send_unlock()
3701 static int send_cancel(struct dlm_rsb *r, struct dlm_lkb *lkb)  in send_cancel()
3706 static int send_grant(struct dlm_rsb *r, struct dlm_lkb *lkb)  in send_grant()
3727 static int send_bast(struct dlm_rsb *r, struct dlm_lkb *lkb, int mode)  in send_bast()
3748 static int send_lookup(struct dlm_rsb *r, struct dlm_lkb *lkb)  in send_lookup()
3796 static int send_common_reply(struct dlm_rsb *r, struct dlm_lkb *lkb,  in send_common_reply()
3818 static int send_request_reply(struct dlm_rsb *r, struct dlm_lkb *lkb, int rv)  in send_request_reply()
3823 static int send_convert_reply(struct dlm_rsb *r, struct dlm_lkb *lkb, int rv)  in send_convert_reply()
3828 static int send_unlock_reply(struct dlm_rsb *r, struct dlm_lkb *lkb, int rv)  in send_unlock_reply()
3833 static int send_cancel_reply(struct dlm_rsb *r, struct dlm_lkb *lkb, int rv)  in send_cancel_reply()
3863 static void receive_flags(struct dlm_lkb *lkb, struct dlm_message *ms)  in receive_flags()
3871 static void receive_flags_reply(struct dlm_lkb *lkb, struct dlm_message *ms)  in receive_flags_reply()
3886 static int receive_lvb(struct dlm_ls *ls, struct dlm_lkb *lkb,  in receive_lvb()
3914 static int receive_request_args(struct dlm_ls *ls, struct dlm_lkb *lkb,  in receive_request_args()
3936 static int receive_convert_args(struct dlm_ls *ls, struct dlm_lkb *lkb,  in receive_convert_args()
3951 static int receive_unlock_args(struct dlm_ls *ls, struct dlm_lkb *lkb,  in receive_unlock_args()
3964 	struct dlm_lkb *lkb = &ls->ls_stub_lkb;  in setup_stub_lkb()
3972 static int validate_message(struct dlm_lkb *lkb, struct dlm_message *ms)  in validate_message()
4073 	struct dlm_lkb *lkb;  in receive_request()
4166 	struct dlm_lkb *lkb;  in receive_convert()
4220 	struct dlm_lkb *lkb;  in receive_unlock()
4270 	struct dlm_lkb *lkb;  in receive_cancel()
4306 	struct dlm_lkb *lkb;  in receive_grant()
4337 	struct dlm_lkb *lkb;  in receive_bast()
4478 	struct dlm_lkb *lkb;  in receive_request_reply()
4596 static void __receive_convert_reply(struct dlm_rsb *r, struct dlm_lkb *lkb,  in __receive_convert_reply()
4640 static void _receive_convert_reply(struct dlm_lkb *lkb, struct dlm_message *ms)  in _receive_convert_reply()
4665 	struct dlm_lkb *lkb;  in receive_convert_reply()
4677 static void _receive_unlock_reply(struct dlm_lkb *lkb, struct dlm_message *ms)  in _receive_unlock_reply()
4715 	struct dlm_lkb *lkb;  in receive_unlock_reply()
4727 static void _receive_cancel_reply(struct dlm_lkb *lkb, struct dlm_message *ms)  in _receive_cancel_reply()
4765 	struct dlm_lkb *lkb;  in receive_cancel_reply()
4779 	struct dlm_lkb *lkb;  in receive_lookup_reply()
5070 static void recover_convert_waiter(struct dlm_ls *ls, struct dlm_lkb *lkb,  in recover_convert_waiter()
5098 static int waiter_needs_recovery(struct dlm_ls *ls, struct dlm_lkb *lkb,  in waiter_needs_recovery()
5118 	struct dlm_lkb *lkb, *safe;  in dlm_recover_waiters_pre()
5229 static struct dlm_lkb *find_resend_waiter(struct dlm_ls *ls)  in find_resend_waiter()
5231 	struct dlm_lkb *lkb;  in find_resend_waiter()
5267 	struct dlm_lkb *lkb;  in dlm_recover_waiters_post()
5364 	struct dlm_lkb *lkb, *safe;  in purge_mstcpy_list()
5397 	struct dlm_lkb *lkb, *safe;  in purge_dead_list()
5544 static struct dlm_lkb *search_remid_list(struct list_head *head, int nodeid,  in search_remid_list()
5547 	struct dlm_lkb *lkb;  in search_remid_list()
5556 static struct dlm_lkb *search_remid(struct dlm_rsb *r, int nodeid,  in search_remid()
5559 	struct dlm_lkb *lkb;  in search_remid()
5574 static int receive_rcom_lock_args(struct dlm_ls *ls, struct dlm_lkb *lkb,  in receive_rcom_lock_args()
5629 	struct dlm_lkb *lkb;  in dlm_recover_master_copy()
5710 	struct dlm_lkb *lkb;  in dlm_recover_process_copy()
5774 	struct dlm_lkb *lkb;  in dlm_user_request()
5839 	struct dlm_lkb *lkb;  in dlm_user_convert()
5899 	struct dlm_lkb *lkb;  in dlm_user_adopt_orphan()
5964 	struct dlm_lkb *lkb;  in dlm_user_unlock()
6013 	struct dlm_lkb *lkb;  in dlm_user_cancel()
6050 	struct dlm_lkb *lkb;  in dlm_user_deadlock()
6099 static int orphan_proc_lock(struct dlm_ls *ls, struct dlm_lkb *lkb)  in orphan_proc_lock()
6122 static int unlock_proc_lock(struct dlm_ls *ls, struct dlm_lkb *lkb)  in unlock_proc_lock()
6140 static struct dlm_lkb *del_proc_lock(struct dlm_ls *ls,  in del_proc_lock()
6143 	struct dlm_lkb *lkb = NULL;  in del_proc_lock()
6149 	lkb = list_entry(proc->locks.next, struct dlm_lkb, lkb_ownqueue);  in del_proc_lock()
6173 	struct dlm_lkb *lkb, *safe;  in dlm_clear_proc_locks()
6216 	struct dlm_lkb *lkb, *safe;  in purge_proc_locks()
6222 			lkb = list_entry(proc->locks.next, struct dlm_lkb,  in purge_proc_locks()
6258 	struct dlm_lkb *lkb, *safe;  in do_purge()