1/* 2 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. 3 * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved. 4 * 5 * This copyrighted material is made available to anyone wishing to use, 6 * modify, copy, or redistribute it subject to the terms and conditions 7 * of the GNU General Public License version 2. 8 */ 9 10#ifndef __LM_DOT_H__ 11#define __LM_DOT_H__ 12 13struct gfs2_sbd; 14 15#define GFS2_MIN_LVB_SIZE 32 16 17int gfs2_lm_mount(struct gfs2_sbd *sdp, int silent); 18void gfs2_lm_others_may_mount(struct gfs2_sbd *sdp); 19void gfs2_lm_unmount(struct gfs2_sbd *sdp); 20int gfs2_lm_withdraw(struct gfs2_sbd *sdp, char *fmt, ...) 21 __attribute__ ((format(printf, 2, 3))); 22int gfs2_lm_get_lock(struct gfs2_sbd *sdp, struct lm_lockname *name, 23 void **lockp); 24void gfs2_lm_put_lock(struct gfs2_sbd *sdp, void *lock); 25unsigned int gfs2_lm_lock(struct gfs2_sbd *sdp, void *lock, 26 unsigned int cur_state, unsigned int req_state, 27 unsigned int flags); 28unsigned int gfs2_lm_unlock(struct gfs2_sbd *sdp, void *lock, 29 unsigned int cur_state); 30void gfs2_lm_cancel(struct gfs2_sbd *sdp, void *lock); 31int gfs2_lm_hold_lvb(struct gfs2_sbd *sdp, void *lock, char **lvbp); 32void gfs2_lm_unhold_lvb(struct gfs2_sbd *sdp, void *lock, char *lvb); 33int gfs2_lm_plock_get(struct gfs2_sbd *sdp, struct lm_lockname *name, 34 struct file *file, struct file_lock *fl); 35int gfs2_lm_plock(struct gfs2_sbd *sdp, struct lm_lockname *name, 36 struct file *file, int cmd, struct file_lock *fl); 37int gfs2_lm_punlock(struct gfs2_sbd *sdp, struct lm_lockname *name, 38 struct file *file, struct file_lock *fl); 39void gfs2_lm_recovery_done(struct gfs2_sbd *sdp, unsigned int jid, 40 unsigned int message); 41 42#endif /* __LM_DOT_H__ */ 43