fs/dlm/dlm_internal.h

520 struct dlm_ls {  struct
521 	struct list_head	ls_list;	/* list of lockspaces */
522 	dlm_lockspace_t		*ls_local_handle;
523 	uint32_t		ls_global_id;	/* global unique lockspace ID */
524 	uint32_t		ls_generation;
525 	uint32_t		ls_exflags;
526 	int			ls_lvblen;
527 	int			ls_count;	/* refcount of processes in
529 	int			ls_create_count; /* create/release refcount */
530 	unsigned long		ls_flags;	/* LSFL_ */
531 	unsigned long		ls_scan_time;
532 	struct kobject		ls_kobj;
534 	struct idr		ls_lkbidr;
535 	spinlock_t		ls_lkbidr_spin;
537 	struct dlm_rsbtable	*ls_rsbtbl;
538 	uint32_t		ls_rsbtbl_size;
540 	struct mutex		ls_waiters_mutex;
541 	struct list_head	ls_waiters;	/* lkbs needing a reply */
543 	struct mutex		ls_orphans_mutex;
544 	struct list_head	ls_orphans;
546 	struct mutex		ls_timeout_mutex;
547 	struct list_head	ls_timeout;
549 	spinlock_t		ls_new_rsb_spin;
550 	int			ls_new_rsb_count;
551 	struct list_head	ls_new_rsb;	/* new rsb structs */
553 	spinlock_t		ls_remove_spin;
554 	char			ls_remove_name[DLM_RESNAME_MAXLEN+1];
555 	char			*ls_remove_names[DLM_REMOVE_NAMES_MAX];
556 	int			ls_remove_len;
557 	int			ls_remove_lens[DLM_REMOVE_NAMES_MAX];
559 	struct list_head	ls_nodes;	/* current nodes in ls */
560 	struct list_head	ls_nodes_gone;	/* dead node list, recovery */
561 	int			ls_num_nodes;	/* number of nodes in ls */
562 	int			ls_low_nodeid;
563 	int			ls_total_weight;
564 	int			*ls_node_array;
566 	int			ls_slot;
567 	int			ls_num_slots;
568 	int			ls_slots_size;
569 	struct dlm_slot		*ls_slots;
571 	struct dlm_rsb		ls_stub_rsb;	/* for returning errors */
572 	struct dlm_lkb		ls_stub_lkb;	/* for returning errors */
573 	struct dlm_message	ls_stub_ms;	/* for faking a reply */
575 	struct dentry		*ls_debug_rsb_dentry; /* debugfs */
576 	struct dentry		*ls_debug_waiters_dentry; /* debugfs */
577 	struct dentry		*ls_debug_locks_dentry; /* debugfs */
578 	struct dentry		*ls_debug_all_dentry; /* debugfs */
579 	struct dentry		*ls_debug_toss_dentry; /* debugfs */
581 	wait_queue_head_t	ls_uevent_wait;	/* user part of join/leave */
582 	int			ls_uevent_result;
583 	struct completion	ls_members_done;
584 	int			ls_members_result;
586 	struct miscdevice       ls_device;
588 	struct workqueue_struct	*ls_callback_wq;
592 	struct mutex		ls_cb_mutex;
593 	struct list_head	ls_cb_delay; /* save for queue_work later */
594 	struct timer_list	ls_timer;
595 	struct task_struct	*ls_recoverd_task;
596 	struct mutex		ls_recoverd_active;
597 	spinlock_t		ls_recover_lock;
598 	unsigned long		ls_recover_begin; /* jiffies timestamp */
599 	uint32_t		ls_recover_status; /* DLM_RS_ */
600 	uint64_t		ls_recover_seq;
601 	struct dlm_recover	*ls_recover_args;
602 	struct rw_semaphore	ls_in_recovery;	/* block local requests */
603 	struct rw_semaphore	ls_recv_active;	/* block dlm_recv */
604 	struct list_head	ls_requestqueue;/* queue remote requests */
605 	struct mutex		ls_requestqueue_mutex;
606 	struct dlm_rcom		*ls_recover_buf;
607 	int			ls_recover_nodeid; /* for debugging */
608 	unsigned int		ls_recover_dir_sent_res; /* for log info */
609 	unsigned int		ls_recover_dir_sent_msg; /* for log info */
633  * LSFL_RECOVER_STOP - dlm_ls_stop() sets this to tell dlm recovery routines  argument