| /****************************************************************************** |
| ******************************************************************************* |
| ** |
| ** Copyright (C) 2005-2007 Red Hat, Inc. All rights reserved. |
| ** |
| ** This copyrighted material is made available to anyone wishing to use, |
| ** modify, copy, or redistribute it subject to the terms and conditions |
| ** of the GNU General Public License v.2. |
| ** |
| ******************************************************************************* |
| ******************************************************************************/ |
| |
| #ifndef __LOCK_DOT_H__ |
| #define __LOCK_DOT_H__ |
| |
| void dlm_dump_rsb(struct dlm_rsb *r); |
| void dlm_print_lkb(struct dlm_lkb *lkb); |
| void dlm_receive_message_saved(struct dlm_ls *ls, struct dlm_message *ms); |
| void dlm_receive_buffer(union dlm_packet *p, int nodeid); |
| int dlm_modes_compat(int mode1, int mode2); |
| void dlm_put_rsb(struct dlm_rsb *r); |
| void dlm_hold_rsb(struct dlm_rsb *r); |
| int dlm_put_lkb(struct dlm_lkb *lkb); |
| void dlm_scan_rsbs(struct dlm_ls *ls); |
| int dlm_lock_recovery_try(struct dlm_ls *ls); |
| void dlm_unlock_recovery(struct dlm_ls *ls); |
| void dlm_scan_waiters(struct dlm_ls *ls); |
| void dlm_scan_timeout(struct dlm_ls *ls); |
| void dlm_adjust_timeouts(struct dlm_ls *ls); |
| |
| int dlm_search_rsb_tree(struct rb_root *tree, char *name, int len, |
| unsigned int flags, struct dlm_rsb **r_ret); |
| |
| int dlm_purge_locks(struct dlm_ls *ls); |
| void dlm_purge_mstcpy_locks(struct dlm_rsb *r); |
| void dlm_grant_after_purge(struct dlm_ls *ls); |
| int dlm_recover_waiters_post(struct dlm_ls *ls); |
| void dlm_recover_waiters_pre(struct dlm_ls *ls); |
| int dlm_recover_master_copy(struct dlm_ls *ls, struct dlm_rcom *rc); |
| int dlm_recover_process_copy(struct dlm_ls *ls, struct dlm_rcom *rc); |
| |
| int dlm_user_request(struct dlm_ls *ls, struct dlm_user_args *ua, int mode, |
| uint32_t flags, void *name, unsigned int namelen, |
| unsigned long timeout_cs); |
| int dlm_user_convert(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, |
| int mode, uint32_t flags, uint32_t lkid, char *lvb_in, |
| unsigned long timeout_cs); |
| int dlm_user_unlock(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, |
| uint32_t flags, uint32_t lkid, char *lvb_in); |
| int dlm_user_cancel(struct dlm_ls *ls, struct dlm_user_args *ua_tmp, |
| uint32_t flags, uint32_t lkid); |
| int dlm_user_purge(struct dlm_ls *ls, struct dlm_user_proc *proc, |
| int nodeid, int pid); |
| int dlm_user_deadlock(struct dlm_ls *ls, uint32_t flags, uint32_t lkid); |
| void dlm_clear_proc_locks(struct dlm_ls *ls, struct dlm_user_proc *proc); |
| |
| static inline int is_master(struct dlm_rsb *r) |
| { |
| return !r->res_nodeid; |
| } |
| |
| static inline void lock_rsb(struct dlm_rsb *r) |
| { |
| mutex_lock(&r->res_mutex); |
| } |
| |
| static inline void unlock_rsb(struct dlm_rsb *r) |
| { |
| mutex_unlock(&r->res_mutex); |
| } |
| |
| #endif |
| |