projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| e7fd4179 DT |
1 | /****************************************************************************** |
| 2 | ******************************************************************************* | |
| 3 | ** | |
| 3ae1acf9 | 4 | ** Copyright (C) 2005-2007 Red Hat, Inc. All rights reserved. |
| e7fd4179 DT |
5 | ** |
| 6 | ** This copyrighted material is made available to anyone wishing to use, | |
| 7 | ** modify, copy, or redistribute it subject to the terms and conditions | |
| 8 | ** of the GNU General Public License v.2. | |
| 9 | ** | |
| 10 | ******************************************************************************* | |
| 11 | ******************************************************************************/ | |
| 12 | ||
| 13 | #ifndef __LOCK_DOT_H__ | |
| 14 | #define __LOCK_DOT_H__ | |
| 15 | ||
| a345da3e | 16 | void dlm_dump_rsb(struct dlm_rsb *r); |
| 597d0cae | 17 | void dlm_print_lkb(struct dlm_lkb *lkb); |
| 6d40c4a7 DT |
18 | void dlm_receive_message_saved(struct dlm_ls *ls, struct dlm_message *ms, |
| 19 | uint32_t saved_seq); | |
| eef7d739 | 20 | void dlm_receive_buffer(union dlm_packet *p, int nodeid); |
| e7fd4179 | 21 | int dlm_modes_compat(int mode1, int mode2); |
| e7fd4179 DT |
22 | void dlm_put_rsb(struct dlm_rsb *r); |
| 23 | void dlm_hold_rsb(struct dlm_rsb *r); | |
| 24 | int dlm_put_lkb(struct dlm_lkb *lkb); | |
| 25 | void dlm_scan_rsbs(struct dlm_ls *ls); | |
| 85e86edf DT |
26 | int dlm_lock_recovery_try(struct dlm_ls *ls); |
| 27 | void dlm_unlock_recovery(struct dlm_ls *ls); | |
| c6ff669b | 28 | void dlm_scan_waiters(struct dlm_ls *ls); |
| 3ae1acf9 DT |
29 | void dlm_scan_timeout(struct dlm_ls *ls); |
| 30 | void dlm_adjust_timeouts(struct dlm_ls *ls); | |
| e7fd4179 | 31 | |
| 7210cb7a DT |
32 | int dlm_search_rsb_tree(struct rb_root *tree, char *name, int len, |
| 33 | unsigned int flags, struct dlm_rsb **r_ret); | |
| 34 | ||
| 4875647a | 35 | void dlm_recover_purge(struct dlm_ls *ls); |
| e7fd4179 | 36 | void dlm_purge_mstcpy_locks(struct dlm_rsb *r); |
| 4875647a | 37 | void dlm_recover_grant(struct dlm_ls *ls); |
| e7fd4179 DT |
38 | int dlm_recover_waiters_post(struct dlm_ls *ls); |
| 39 | void dlm_recover_waiters_pre(struct dlm_ls *ls); | |
| 40 | int dlm_recover_master_copy(struct dlm_ls *ls, struct dlm_rcom *rc); | |
| 41 | int dlm_recover_process_copy(struct dlm_ls *ls, struct dlm_rcom *rc); | |
| 42 | ||
| 597d0cae | 43 | int dlm_user_request(struct dlm_ls *ls, struct dlm_user_args *ua, int mode, |
| d7db923e DT |
44 | uint32_t flags, void *name, unsigned int namelen, |
| 45 | unsigned long timeout_cs); | |
| 597d0cae | 46 | int dlm_user_convert(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, |
| d7db923e DT |
47 | int mode, uint32_t flags, uint32_t lkid, char *lvb_in, |
| 48 | unsigned long timeout_cs); | |
| 597d0cae DT |
49 | int dlm_user_unlock(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, |
| 50 | uint32_t flags, uint32_t lkid, char *lvb_in); | |
| 51 | int dlm_user_cancel(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, | |
| 52 | uint32_t flags, uint32_t lkid); | |
| 72c2be77 DT |
53 | int dlm_user_purge(struct dlm_ls *ls, struct dlm_user_proc *proc, |
| 54 | int nodeid, int pid); | |
| 8b4021fa | 55 | int dlm_user_deadlock(struct dlm_ls *ls, uint32_t flags, uint32_t lkid); |
| 597d0cae DT |
56 | void dlm_clear_proc_locks(struct dlm_ls *ls, struct dlm_user_proc *proc); |
| 57 | ||
| e7fd4179 DT |
58 | static inline int is_master(struct dlm_rsb *r) |
| 59 | { | |
| 60 | return !r->res_nodeid; | |
| 61 | } | |
| 62 | ||
| 63 | static inline void lock_rsb(struct dlm_rsb *r) | |
| 64 | { | |
| 90135925 | 65 | mutex_lock(&r->res_mutex); |
| e7fd4179 DT |
66 | } |
| 67 | ||
| 68 | static inline void unlock_rsb(struct dlm_rsb *r) | |
| 69 | { | |
| 90135925 | 70 | mutex_unlock(&r->res_mutex); |
| e7fd4179 DT |
71 | } |
| 72 | ||
| 73 | #endif | |
| 74 |