aboutsummaryrefslogtreecommitdiffstats
path: root/include/sys/callb.h
blob: 9db8236502af61512ee76b85b263058967bea261 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
/*****************************************************************************\
 *  Copyright (C) 2007-2010 Lawrence Livermore National Security, LLC.
 *  Copyright (C) 2007 The Regents of the University of California.
 *  Produced at Lawrence Livermore National Laboratory (cf, DISCLAIMER).
 *  Written by Brian Behlendorf <behlendorf1@llnl.gov>.
 *  UCRL-CODE-235197
 *
 *  This file is part of the SPL, Solaris Porting Layer.
 *  For details, see <http://github.com/behlendorf/spl/>.
 *
 *  The SPL is free software; you can redistribute it and/or modify it
 *  under the terms of the GNU General Public License as published by the
 *  Free Software Foundation; either version 2 of the License, or (at your
 *  option) any later version.
 *
 *  The SPL is distributed in the hope that it will be useful, but WITHOUT
 *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 *  for more details.
 *
 *  You should have received a copy of the GNU General Public License along
 *  with the SPL.  If not, see <http://www.gnu.org/licenses/>.
\*****************************************************************************/

#ifndef _SPL_CALLB_H
#define _SPL_CALLB_H

#include <linux/module.h>
#include <sys/mutex.h>

#define CALLB_CPR_ASSERT(cp)		ASSERT(MUTEX_HELD((cp)->cc_lockp));

typedef struct callb_cpr {
        kmutex_t        *cc_lockp;
} callb_cpr_t;

#define CALLB_CPR_INIT(cp, lockp, func, name)   {               \
        (cp)->cc_lockp = lockp;                                 \
}

#define CALLB_CPR_SAFE_BEGIN(cp) {                              \
	CALLB_CPR_ASSERT(cp);					\
}

#define CALLB_CPR_SAFE_END(cp, lockp) {                         \
	CALLB_CPR_ASSERT(cp);					\
}

#define CALLB_CPR_EXIT(cp) {                                    \
        ASSERT(MUTEX_HELD((cp)->cc_lockp));                     \
        mutex_exit((cp)->cc_lockp);                             \
}

#endif  /* _SPL_CALLB_H */