LXR linux/fs/dlm/config.h

   1/* SPDX-License-Identifier: GPL-2.0-only */
   2/******************************************************************************
   3*******************************************************************************
   4**
   5**  Copyright (C) Sistina Software, Inc.  1997-2003  All rights reserved.
   6**  Copyright (C) 2004-2011 Red Hat, Inc.  All rights reserved.
   7**
   8**
   9*******************************************************************************
  10******************************************************************************/
  11
  12#ifndef __CONFIG_DOT_H__
  13#define __CONFIG_DOT_H__
  14
  15#define DLM_MAX_SOCKET_BUFSIZE  4096
  16
  17struct dlm_config_node {
  18        int nodeid;
  19        int weight;
  20        int new;
  21        uint32_t comm_seq;
  22};
  23
  24#define DLM_MAX_ADDR_COUNT 3
  25
  26#define DLM_PROTO_TCP   0
  27#define DLM_PROTO_SCTP  1
  28
  29struct dlm_config_info {
  30        int ci_tcp_port;
  31        int ci_buffer_size;
  32        int ci_rsbtbl_size;
  33        int ci_recover_timer;
  34        int ci_toss_secs;
  35        int ci_scan_secs;
  36        int ci_log_debug;
  37        int ci_log_info;
  38        int ci_protocol;
  39        int ci_mark;
  40        int ci_timewarn_cs;
  41        int ci_waitwarn_us;
  42        int ci_new_rsb_count;
  43        int ci_recover_callbacks;
  44        char ci_cluster_name[DLM_LOCKSPACE_LEN];
  45};
  46
  47extern struct dlm_config_info dlm_config;
  48
  49int dlm_config_init(void);
  50void dlm_config_exit(void);
  51int dlm_config_nodes(char *lsname, struct dlm_config_node **nodes_out,
  52                     int *count_out);
  53int dlm_comm_seq(int nodeid, uint32_t *seq);
  54int dlm_our_nodeid(void);
  55int dlm_our_addr(struct sockaddr_storage *addr, int num);
  56
  57#endif                          /* __CONFIG_DOT_H__ */
  58
  59