| David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | ******************************************************************************* |
| 3 | ** |
| 4 | ** Copyright (C) 2005 Red Hat, Inc. All rights reserved. |
| 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 | |
| 16 | void dlm_print_rsb(struct dlm_rsb *r); |
| David Teigland | a345da3 | 2006-08-18 11:54:25 -0500 | [diff] [blame] | 17 | void dlm_dump_rsb(struct dlm_rsb *r); |
| David Teigland | 597d0ca | 2006-07-12 16:44:04 -0500 | [diff] [blame] | 18 | void dlm_print_lkb(struct dlm_lkb *lkb); |
| David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 19 | int dlm_receive_message(struct dlm_header *hd, int nodeid, int recovery); |
| 20 | int dlm_modes_compat(int mode1, int mode2); |
| 21 | int dlm_find_rsb(struct dlm_ls *ls, char *name, int namelen, |
| 22 | unsigned int flags, struct dlm_rsb **r_ret); |
| 23 | void dlm_put_rsb(struct dlm_rsb *r); |
| 24 | void dlm_hold_rsb(struct dlm_rsb *r); |
| 25 | int dlm_put_lkb(struct dlm_lkb *lkb); |
| 26 | void dlm_scan_rsbs(struct dlm_ls *ls); |
| 27 | |
| 28 | int dlm_purge_locks(struct dlm_ls *ls); |
| 29 | void dlm_purge_mstcpy_locks(struct dlm_rsb *r); |
| David Teigland | 97a35d1 | 2006-05-02 13:34:03 -0400 | [diff] [blame] | 30 | void dlm_grant_after_purge(struct dlm_ls *ls); |
| David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 31 | int dlm_recover_waiters_post(struct dlm_ls *ls); |
| 32 | void dlm_recover_waiters_pre(struct dlm_ls *ls); |
| 33 | int dlm_recover_master_copy(struct dlm_ls *ls, struct dlm_rcom *rc); |
| 34 | int dlm_recover_process_copy(struct dlm_ls *ls, struct dlm_rcom *rc); |
| 35 | |
| David Teigland | 597d0ca | 2006-07-12 16:44:04 -0500 | [diff] [blame] | 36 | int dlm_user_request(struct dlm_ls *ls, struct dlm_user_args *ua, int mode, |
| 37 | uint32_t flags, void *name, unsigned int namelen, uint32_t parent_lkid); |
| 38 | int dlm_user_convert(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, |
| 39 | int mode, uint32_t flags, uint32_t lkid, char *lvb_in); |
| 40 | int dlm_user_unlock(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, |
| 41 | uint32_t flags, uint32_t lkid, char *lvb_in); |
| 42 | int dlm_user_cancel(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, |
| 43 | uint32_t flags, uint32_t lkid); |
| David Teigland | 72c2be7 | 2007-03-30 15:06:16 -0500 | [diff] [blame] | 44 | int dlm_user_purge(struct dlm_ls *ls, struct dlm_user_proc *proc, |
| 45 | int nodeid, int pid); |
| David Teigland | 597d0ca | 2006-07-12 16:44:04 -0500 | [diff] [blame] | 46 | void dlm_clear_proc_locks(struct dlm_ls *ls, struct dlm_user_proc *proc); |
| 47 | |
| David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 48 | static inline int is_master(struct dlm_rsb *r) |
| 49 | { |
| 50 | return !r->res_nodeid; |
| 51 | } |
| 52 | |
| 53 | static inline void lock_rsb(struct dlm_rsb *r) |
| 54 | { |
| David Teigland | 9013592 | 2006-01-20 08:47:07 +0000 | [diff] [blame] | 55 | mutex_lock(&r->res_mutex); |
| David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 56 | } |
| 57 | |
| 58 | static inline void unlock_rsb(struct dlm_rsb *r) |
| 59 | { |
| David Teigland | 9013592 | 2006-01-20 08:47:07 +0000 | [diff] [blame] | 60 | mutex_unlock(&r->res_mutex); |
| David Teigland | e7fd417 | 2006-01-18 09:30:29 +0000 | [diff] [blame] | 61 | } |
| 62 | |
| 63 | #endif |
| 64 | |