fs/dlm/dlm_internal.h

482 struct dlm_ls {  struct
483 	struct list_head	ls_list;	/* list of lockspaces */
484 	dlm_lockspace_t		*ls_local_handle;
485 	uint32_t		ls_global_id;	/* global unique lockspace ID */
486 	uint32_t		ls_generation;
487 	uint32_t		ls_exflags;
488 	int			ls_lvblen;
489 	int			ls_count;	/* refcount of processes in
491 	int			ls_create_count; /* create/release refcount */
492 	unsigned long		ls_flags;	/* LSFL_ */
493 	unsigned long		ls_scan_time;
494 	struct kobject		ls_kobj;
496 	struct idr		ls_lkbidr;
497 	spinlock_t		ls_lkbidr_spin;
499 	struct dlm_rsbtable	*ls_rsbtbl;
500 	uint32_t		ls_rsbtbl_size;
502 	struct dlm_dirtable	*ls_dirtbl;
503 	uint32_t		ls_dirtbl_size;
505 	struct mutex		ls_waiters_mutex;
506 	struct list_head	ls_waiters;	/* lkbs needing a reply */
508 	struct mutex		ls_orphans_mutex;
509 	struct list_head	ls_orphans;
511 	struct mutex		ls_timeout_mutex;
512 	struct list_head	ls_timeout;
514 	spinlock_t		ls_new_rsb_spin;
515 	int			ls_new_rsb_count;
516 	struct list_head	ls_new_rsb;	/* new rsb structs */
518 	struct list_head	ls_nodes;	/* current nodes in ls */
519 	struct list_head	ls_nodes_gone;	/* dead node list, recovery */
520 	int			ls_num_nodes;	/* number of nodes in ls */
521 	int			ls_low_nodeid;
522 	int			ls_total_weight;
523 	int			*ls_node_array;
525 	int			ls_slot;
526 	int			ls_num_slots;
527 	int			ls_slots_size;
528 	struct dlm_slot		*ls_slots;
530 	struct dlm_rsb		ls_stub_rsb;	/* for returning errors */
531 	struct dlm_lkb		ls_stub_lkb;	/* for returning errors */
532 	struct dlm_message	ls_stub_ms;	/* for faking a reply */
534 	struct dentry		*ls_debug_rsb_dentry; /* debugfs */
535 	struct dentry		*ls_debug_waiters_dentry; /* debugfs */
536 	struct dentry		*ls_debug_locks_dentry; /* debugfs */
537 	struct dentry		*ls_debug_all_dentry; /* debugfs */
539 	wait_queue_head_t	ls_uevent_wait;	/* user part of join/leave */
540 	int			ls_uevent_result;
541 	struct completion	ls_members_done;
542 	int			ls_members_result;
544 	struct miscdevice       ls_device;
546 	struct workqueue_struct	*ls_callback_wq;
550 	struct mutex		ls_cb_mutex;
551 	struct list_head	ls_cb_delay; /* save for queue_work later */
552 	struct timer_list	ls_timer;
553 	struct task_struct	*ls_recoverd_task;
554 	struct mutex		ls_recoverd_active;
555 	spinlock_t		ls_recover_lock;
556 	unsigned long		ls_recover_begin; /* jiffies timestamp */
557 	uint32_t		ls_recover_status; /* DLM_RS_ */
558 	uint64_t		ls_recover_seq;
559 	struct dlm_recover	*ls_recover_args;
560 	struct rw_semaphore	ls_in_recovery;	/* block local requests */
561 	struct rw_semaphore	ls_recv_active;	/* block dlm_recv */
562 	struct list_head	ls_requestqueue;/* queue remote requests */
563 	struct mutex		ls_requestqueue_mutex;
564 	struct dlm_rcom		*ls_recover_buf;
565 	int			ls_recover_nodeid; /* for debugging */
566 	uint64_t		ls_rcom_seq;
567 	spinlock_t		ls_rcom_spin;
568 	struct list_head	ls_recover_list;
569 	spinlock_t		ls_recover_list_lock;
570 	int			ls_recover_list_count;
571 	wait_queue_head_t	ls_wait_general;
572 	struct mutex		ls_clear_proc_locks;
574 	struct list_head	ls_root_list;	/* root resources */
575 	struct rw_semaphore	ls_root_sem;	/* protect root_list */
577 	const struct dlm_lockspace_ops *ls_ops;
578 	void			*ls_ops_arg;
580 	int			ls_namelen;
581 	char			ls_name[1];