Commit | Line | Data |
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2522fe45 | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
e7fd4179 DT |
2 | /****************************************************************************** |
3 | ******************************************************************************* | |
4 | ** | |
3ae1acf9 | 5 | ** Copyright (C) 2005-2007 Red Hat, Inc. All rights reserved. |
e7fd4179 | 6 | ** |
e7fd4179 DT |
7 | ** |
8 | ******************************************************************************* | |
9 | ******************************************************************************/ | |
10 | ||
11 | #ifndef __LOCK_DOT_H__ | |
12 | #define __LOCK_DOT_H__ | |
13 | ||
a345da3e | 14 | void dlm_dump_rsb(struct dlm_rsb *r); |
11519351 | 15 | void dlm_dump_rsb_name(struct dlm_ls *ls, const char *name, int len); |
597d0cae | 16 | void dlm_print_lkb(struct dlm_lkb *lkb); |
11519351 | 17 | void dlm_receive_message_saved(struct dlm_ls *ls, const struct dlm_message *ms, |
6d40c4a7 | 18 | uint32_t saved_seq); |
11519351 | 19 | void dlm_receive_buffer(const union dlm_packet *p, int nodeid); |
e7fd4179 | 20 | int dlm_modes_compat(int mode1, int mode2); |
e7fd4179 DT |
21 | void dlm_put_rsb(struct dlm_rsb *r); |
22 | void dlm_hold_rsb(struct dlm_rsb *r); | |
23 | int dlm_put_lkb(struct dlm_lkb *lkb); | |
24 | void dlm_scan_rsbs(struct dlm_ls *ls); | |
85e86edf DT |
25 | int dlm_lock_recovery_try(struct dlm_ls *ls); |
26 | void dlm_unlock_recovery(struct dlm_ls *ls); | |
6b0afc0c | 27 | |
11519351 AA |
28 | int dlm_master_lookup(struct dlm_ls *ls, int from_nodeid, const char *name, |
29 | int len, unsigned int flags, int *r_nodeid, int *result); | |
e7fd4179 | 30 | |
56171e0d | 31 | int dlm_search_rsb_tree(struct rb_root *tree, const void *name, int len, |
c04fecb4 | 32 | struct dlm_rsb **r_ret); |
7210cb7a | 33 | |
4875647a | 34 | void dlm_recover_purge(struct dlm_ls *ls); |
e7fd4179 | 35 | void dlm_purge_mstcpy_locks(struct dlm_rsb *r); |
4875647a | 36 | void dlm_recover_grant(struct dlm_ls *ls); |
e7fd4179 DT |
37 | int dlm_recover_waiters_post(struct dlm_ls *ls); |
38 | void dlm_recover_waiters_pre(struct dlm_ls *ls); | |
11519351 | 39 | int dlm_recover_master_copy(struct dlm_ls *ls, const struct dlm_rcom *rc, |
b9d2f6ad | 40 | __le32 *rl_remid, __le32 *rl_result); |
11519351 | 41 | int dlm_recover_process_copy(struct dlm_ls *ls, const struct dlm_rcom *rc, |
c4f4e135 | 42 | uint64_t seq); |
e7fd4179 | 43 | |
6b0afc0c AA |
44 | int dlm_user_request(struct dlm_ls *ls, struct dlm_user_args *ua, int mode, |
45 | uint32_t flags, void *name, unsigned int namelen); | |
46 | int dlm_user_convert(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, | |
47 | int mode, uint32_t flags, uint32_t lkid, char *lvb_in); | |
2ab4bd8e DT |
48 | int dlm_user_adopt_orphan(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, |
49 | int mode, uint32_t flags, void *name, unsigned int namelen, | |
8d614a44 | 50 | uint32_t *lkid); |
597d0cae DT |
51 | int dlm_user_unlock(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, |
52 | uint32_t flags, uint32_t lkid, char *lvb_in); | |
53 | int dlm_user_cancel(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, | |
54 | uint32_t flags, uint32_t lkid); | |
72c2be77 DT |
55 | int dlm_user_purge(struct dlm_ls *ls, struct dlm_user_proc *proc, |
56 | int nodeid, int pid); | |
8b4021fa | 57 | int dlm_user_deadlock(struct dlm_ls *ls, uint32_t flags, uint32_t lkid); |
597d0cae | 58 | void dlm_clear_proc_locks(struct dlm_ls *ls, struct dlm_user_proc *proc); |
5054e79d AA |
59 | int dlm_debug_add_lkb(struct dlm_ls *ls, uint32_t lkb_id, char *name, int len, |
60 | int lkb_nodeid, unsigned int lkb_flags, int lkb_status); | |
63eab2b0 AA |
61 | int dlm_debug_add_lkb_to_waiters(struct dlm_ls *ls, uint32_t lkb_id, |
62 | int mstype, int to_nodeid); | |
597d0cae | 63 | |
e7fd4179 DT |
64 | static inline int is_master(struct dlm_rsb *r) |
65 | { | |
66 | return !r->res_nodeid; | |
67 | } | |
68 | ||
69 | static inline void lock_rsb(struct dlm_rsb *r) | |
70 | { | |
90135925 | 71 | mutex_lock(&r->res_mutex); |
e7fd4179 DT |
72 | } |
73 | ||
74 | static inline void unlock_rsb(struct dlm_rsb *r) | |
75 | { | |
90135925 | 76 | mutex_unlock(&r->res_mutex); |
e7fd4179 DT |
77 | } |
78 | ||
79 | #endif | |
80 |