1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3 * dlmdomain.h
4 *
5 * Copyright (C) 2004 Oracle. All rights reserved.
6 */
7
8 #ifndef DLMDOMAIN_H
9 #define DLMDOMAIN_H
10
11 extern spinlock_t dlm_domain_lock;
12 extern struct list_head dlm_domains;
13
14 static inline int dlm_joined(struct dlm_ctxt *dlm)
15 {
16 int ret = 0;
17
18 spin_lock(&dlm_domain_lock);
19 if (dlm->dlm_state == DLM_CTXT_JOINED)
20 ret = 1;
21 spin_unlock(&dlm_domain_lock);
22
23 return ret;
24 }
25
26 static inline int dlm_shutting_down(struct dlm_ctxt *dlm)
27 {
28 int ret = 0;
29
30 spin_lock(&dlm_domain_lock);
31 if (dlm->dlm_state == DLM_CTXT_IN_SHUTDOWN)
32 ret = 1;
33 spin_unlock(&dlm_domain_lock);
34
35 return ret;
36 }
37
38 void dlm_fire_domain_eviction_callbacks(struct dlm_ctxt *dlm,
39 int node_num);
40
41 #endif
42
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