Book a Demo!
CoCalc Logo Icon
StoreFeaturesDocsShareSupportNewsAboutPoliciesSign UpSign In
torvalds
GitHub Repository: torvalds/linux
 Path: blob/master/fs/dlm/config.h
29265 views
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


17
struct dlm_config_node {

18
	int nodeid;

19
	int weight;

20
	bool gone;

21
	int new;

22
	uint32_t comm_seq;

23
	unsigned int release_recover;

24
};

25


26
extern const struct rhashtable_params dlm_rhash_rsb_params;

27


28
#define DLM_MAX_ADDR_COUNT 8

29


30
#define DLM_PROTO_TCP	0

31
#define DLM_PROTO_SCTP	1

32


33
struct dlm_config_info {

34
	__be16 ci_tcp_port;

35
	unsigned int ci_buffer_size;

36
	unsigned int ci_rsbtbl_size;

37
	unsigned int ci_recover_timer;

38
	unsigned int ci_toss_secs;

39
	unsigned int ci_scan_secs;

40
	unsigned int ci_log_debug;

41
	unsigned int ci_log_info;

42
	unsigned int ci_protocol;

43
	unsigned int ci_mark;

44
	unsigned int ci_new_rsb_count;

45
	unsigned int ci_recover_callbacks;

46
	char ci_cluster_name[DLM_LOCKSPACE_LEN];

47
};

48


49
extern struct dlm_config_info dlm_config;

50


51
int dlm_config_init(void);

52
void dlm_config_exit(void);

53
int dlm_config_nodes(char *lsname, struct dlm_config_node **nodes_out,

54
		     int *count_out);

55
int dlm_comm_seq(int nodeid, uint32_t *seq, bool locked);

56
int dlm_our_nodeid(void);

57
int dlm_our_addr(struct sockaddr_storage *addr, int num);

58


59
#endif				/* __CONFIG_DOT_H__ */

60


61


62