fs/dlm/dlm_internal.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
5 **  Copyright (C) Sistina Software, Inc.  1997-2003  All rights reserved.
6 **  Copyright (C) 2004-2011 Red Hat, Inc.  All rights reserved.
64 	printk(KERN_ERR "dlm: %s: " fmt "\n", (ls)->ls_name , ##args)
70 			(ls)->ls_name, ##args); \
73 		       (ls)->ls_name , ##args); \
80 		       (ls)->ls_name , ##args); \
87 			(ls)->ls_name , ##args); \
130  * Save and manage recovery state for a lockspace.
148 	void			(*bastfn) (void *astparam, int mode);
149 	int			mode;  member
163  *                 (lkb_nodeid is non-zero and DLM_LKF_MSTCPY is not set)
165  *                 (lkb_nodeid is non-zero and DLM_LKF_MSTCPY is set)
170  * are sent as-is to the remote master when the lock is remote.
227 	int8_t			mode; /* rq mode of bast, gr mode of cast */  member
243 	int8_t			lkb_rqmode;	/* requested lock mode */
244 	int8_t			lkb_grmode;	/* granted lock mode */
245 	int8_t			lkb_highbast;	/* highest mode bast sent for */
262 	struct list_head	lkb_cb_list; /* for ls_cb_delay or proc->asts */
274 	void			(*lkb_bastfn) (void *astparam, int mode);
282  * res_master_nodeid is "normal": 0 is unset/invalid, non-zero is the real
285  * res_nodeid is "odd": -1 is unset/invalid, zero means our_nodeid,
315 	struct list_head	res_root_list;	    /* used for recovery */
316 	struct list_head	res_recover_list;   /* used for recovery */
354 	__set_bit(flag, &r->res_flags);  in rsb_set_flag()
359 	__clear_bit(flag, &r->res_flags);  in rsb_clear_flag()
364 	return test_bit(flag, &r->res_flags);  in rsb_flag()
422 	int			m_result;	/* 0 or -EXXX */
448 	int			rc_result;	/* multi-purpose */
558 	struct list_head	ls_nodes_gone;	/* dead node list, recovery */
588 	/* recovery related */
631  * LSFL_RECOVER_STOP - dlm_ls_stop() sets this to tell dlm recovery routines
632  * that they should abort what they're doing so new recovery can be started.
634  * LSFL_RECOVER_DOWN - dlm_ls_stop() sets this to tell dlm_recoverd that it
639  * LSFL_RECOVER_LOCK - dlm_recoverd holds the in_recovery rw_semaphore.
643  * LSFL_RECOVER_WORK - dlm_ls_start() sets this to tell dlm_recoverd that it
644  * should begin recovery of the lockspace.
646  * LSFL_RUNNING - set when normal locking activity is enabled.
648  * quit what they are doing so recovery can run.  dlm_recoverd sets
649  * this after recovery is finished.
701 	return !test_bit(LSFL_RUNNING, &ls->ls_flags);  in dlm_locking_stopped()
706 	return test_bit(LSFL_RECOVER_STOP, &ls->ls_flags);  in dlm_recovery_stopped()
711 	return test_bit(LSFL_NODIR, &ls->ls_flags);  in dlm_no_directory()