1/*-
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (c) 2009 Robert N. M. Watson
5 * All rights reserved.
6 *
7 * This software was developed at the University of Cambridge Computer
8 * Laboratory with support from a grant from Google, Inc.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 */
31
32#ifndef _NFSCLIENT_NFS_KDTRACE_H_
33#define _NFSCLIENT_NFS_KDTRACE_H_
34
35#ifdef KDTRACE_HOOKS
36#include <sys/dtrace_bsd.h>
37
38/*
39 * Definitions for NFS access cache probes.
40 */
41extern uint32_t nfsclient_accesscache_flush_done_id;
42extern uint32_t nfsclient_accesscache_get_hit_id;
43extern uint32_t nfsclient_accesscache_get_miss_id;
44extern uint32_t nfsclient_accesscache_load_done_id;
45
46#define KDTRACE_NFS_ACCESSCACHE_FLUSH_DONE(vp) do { \
47 if (dtrace_nfsclient_accesscache_flush_done_probe != NULL) \
48 (dtrace_nfsclient_accesscache_flush_done_probe)( \
49 nfsclient_accesscache_flush_done_id, (vp)); \
50} while (0)
51
52#define KDTRACE_NFS_ACCESSCACHE_GET_HIT(vp, uid, mode) do { \
53 if (dtrace_nfsclient_accesscache_get_hit_probe != NULL) \
54 (dtrace_nfsclient_accesscache_get_hit_probe)( \
55 nfsclient_accesscache_get_hit_id, (vp), (uid), \
56 (mode)); \
57} while (0)
58
59#define KDTRACE_NFS_ACCESSCACHE_GET_MISS(vp, uid, mode) do { \
60 if (dtrace_nfsclient_accesscache_get_miss_probe != NULL) \
61 (dtrace_nfsclient_accesscache_get_miss_probe)( \
62 nfsclient_accesscache_get_miss_id, (vp), (uid), \
63 (mode)); \
64} while (0)
65
66#define KDTRACE_NFS_ACCESSCACHE_LOAD_DONE(vp, uid, rmode, error) do { \
67 if (dtrace_nfsclient_accesscache_load_done_probe != NULL) \
68 (dtrace_nfsclient_accesscache_load_done_probe)( \
69 nfsclient_accesscache_load_done_id, (vp), (uid), \
70 (rmode), (error)); \
71} while (0)
72
73/*
74 * Definitions for NFS attribute cache probes.
75 */
76extern uint32_t nfsclient_attrcache_flush_done_id;
77extern uint32_t nfsclient_attrcache_get_hit_id;
78extern uint32_t nfsclient_attrcache_get_miss_id;
79extern uint32_t nfsclient_attrcache_load_done_id;
80
81#define KDTRACE_NFS_ATTRCACHE_FLUSH_DONE(vp) do { \
82 if (dtrace_nfsclient_attrcache_flush_done_probe != NULL) \
83 (dtrace_nfsclient_attrcache_flush_done_probe)( \
84 nfsclient_attrcache_flush_done_id, (vp)); \
85} while (0)
86
87#define KDTRACE_NFS_ATTRCACHE_GET_HIT(vp, vap) do { \
88 if (dtrace_nfsclient_attrcache_get_hit_probe != NULL) \
89 (dtrace_nfsclient_attrcache_get_hit_probe)( \
90 nfsclient_attrcache_get_hit_id, (vp), (vap)); \
91} while (0)
92
93#define KDTRACE_NFS_ATTRCACHE_GET_MISS(vp) do { \
94 if (dtrace_nfsclient_attrcache_get_miss_probe != NULL) \
95 (dtrace_nfsclient_attrcache_get_miss_probe)( \
96 nfsclient_attrcache_get_miss_id, (vp)); \
97} while (0)
98
99#define KDTRACE_NFS_ATTRCACHE_LOAD_DONE(vp, vap, error) do { \
100 if (dtrace_nfsclient_attrcache_load_done_probe != NULL) \
101 (dtrace_nfsclient_attrcache_load_done_probe)( \
102 nfsclient_attrcache_load_done_id, (vp), (vap), \
103 (error)); \
104} while (0)
105
106#else /* !KDTRACE_HOOKS */
107
108#define KDTRACE_NFS_ACCESSCACHE_FLUSH_DONE(vp)
109#define KDTRACE_NFS_ACCESSCACHE_GET_HIT(vp, uid, mode)
110#define KDTRACE_NFS_ACCESSCACHE_GET_MISS(vp, uid, mode)
111#define KDTRACE_NFS_ACCESSCACHE_LOAD_DONE(vp, uid, rmode, error)
112
113#define KDTRACE_NFS_ATTRCACHE_FLUSH_DONE(vp)
114#define KDTRACE_NFS_ATTRCACHE_GET_HIT(vp, vap)
115#define KDTRACE_NFS_ATTRCACHE_GET_MISS(vp)
116#define KDTRACE_NFS_ATTRCACHE_LOAD_DONE(vp, vap, error)
117
118#endif /* KDTRACE_HOOKS */
119
120#endif /* !_NFSCLIENT_NFS_KDTRACE_H_ */