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git.proxmox.com Git - mirror_ubuntu-focal-kernel.git/blob - fs/gfs2/lm.h
2 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
3 * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
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.
13 #define GFS2_MIN_LVB_SIZE 32
15 int gfs2_lm_mount(struct gfs2_sbd
*sdp
, int silent
);
16 void gfs2_lm_others_may_mount(struct gfs2_sbd
*sdp
);
17 void gfs2_lm_unmount(struct gfs2_sbd
*sdp
);
18 int gfs2_lm_withdraw(struct gfs2_sbd
*sdp
, char *fmt
, ...)
19 __attribute__ ((format(printf
, 2, 3)));
20 int gfs2_lm_get_lock(struct gfs2_sbd
*sdp
,
21 struct lm_lockname
*name
, lm_lock_t
**lockp
);
22 void gfs2_lm_put_lock(struct gfs2_sbd
*sdp
, lm_lock_t
*lock
);
23 unsigned int gfs2_lm_lock(struct gfs2_sbd
*sdp
, lm_lock_t
*lock
,
24 unsigned int cur_state
, unsigned int req_state
,
26 unsigned int gfs2_lm_unlock(struct gfs2_sbd
*sdp
, lm_lock_t
*lock
,
27 unsigned int cur_state
);
28 void gfs2_lm_cancel(struct gfs2_sbd
*sdp
, lm_lock_t
*lock
);
29 int gfs2_lm_hold_lvb(struct gfs2_sbd
*sdp
, lm_lock_t
*lock
, char **lvbp
);
30 void gfs2_lm_unhold_lvb(struct gfs2_sbd
*sdp
, lm_lock_t
*lock
, char *lvb
);
31 int gfs2_lm_plock_get(struct gfs2_sbd
*sdp
,
32 struct lm_lockname
*name
,
33 struct file
*file
, struct file_lock
*fl
);
34 int gfs2_lm_plock(struct gfs2_sbd
*sdp
,
35 struct lm_lockname
*name
,
36 struct file
*file
, int cmd
, struct file_lock
*fl
);
37 int gfs2_lm_punlock(struct gfs2_sbd
*sdp
,
38 struct lm_lockname
*name
,
39 struct file
*file
, struct file_lock
*fl
);
40 void gfs2_lm_recovery_done(struct gfs2_sbd
*sdp
,
41 unsigned int jid
, unsigned int message
);
43 #endif /* __LM_DOT_H__ */