/*      $NetBSD: nfs_kdtrace.h,v 1.1.1.1 2013/09/30 07:19:33 dholland Exp $     */
/*-
* Copyright (c) 2009 Robert N. M. Watson
* All rights reserved.
*
* This software was developed at the University of Cambridge Computer
* Laboratory with support from a grant from Google, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* FreeBSD: head/sys/nfs/nfs_kdtrace.h 222813 2011-06-07 08:46:13Z attilio
* $NetBSD: nfs_kdtrace.h,v 1.1.1.1 2013/09/30 07:19:33 dholland Exp $
*/

#ifndef _NFSCLIENT_NFS_KDTRACE_H_
#define _NFSCLIENT_NFS_KDTRACE_H_

#ifdef KDTRACE_HOOKS
#include <sys/dtrace_bsd.h>

/*
* Definitions for NFS access cache probes.
*/
extern uint32_t nfsclient_accesscache_flush_done_id;
extern uint32_t nfsclient_accesscache_get_hit_id;
extern uint32_t nfsclient_accesscache_get_miss_id;
extern uint32_t nfsclient_accesscache_load_done_id;

#define KDTRACE_NFS_ACCESSCACHE_FLUSH_DONE(vp)  do {                    \
       if (dtrace_nfsclient_accesscache_flush_done_probe != NULL)      \
               (dtrace_nfsclient_accesscache_flush_done_probe)(        \
                   nfsclient_accesscache_flush_done_id, (vp));         \
} while (0)

#define KDTRACE_NFS_ACCESSCACHE_GET_HIT(vp, uid, mode)  do {            \
       if (dtrace_nfsclient_accesscache_get_hit_probe != NULL)         \
               (dtrace_nfsclient_accesscache_get_hit_probe)(           \
                   nfsclient_accesscache_get_hit_id, (vp), (uid),      \
                   (mode));                                            \
} while (0)

#define KDTRACE_NFS_ACCESSCACHE_GET_MISS(vp, uid, mode) do {            \
       if (dtrace_nfsclient_accesscache_get_miss_probe != NULL)        \
               (dtrace_nfsclient_accesscache_get_miss_probe)(          \
                   nfsclient_accesscache_get_miss_id, (vp), (uid),     \
                   (mode));                                            \
} while (0)

#define KDTRACE_NFS_ACCESSCACHE_LOAD_DONE(vp, uid, rmode, error) do {   \
       if (dtrace_nfsclient_accesscache_load_done_probe != NULL)       \
               (dtrace_nfsclient_accesscache_load_done_probe)(         \
                   nfsclient_accesscache_load_done_id, (vp), (uid),    \
                   (rmode), (error));                                  \
} while (0)

/*
* Definitions for NFS attribute cache probes.
*/
extern uint32_t nfsclient_attrcache_flush_done_id;
extern uint32_t nfsclient_attrcache_get_hit_id;
extern uint32_t nfsclient_attrcache_get_miss_id;
extern uint32_t nfsclient_attrcache_load_done_id;

#define KDTRACE_NFS_ATTRCACHE_FLUSH_DONE(vp)    do {                    \
       if (dtrace_nfsclient_attrcache_flush_done_probe != NULL)        \
               (dtrace_nfsclient_attrcache_flush_done_probe)(          \
                   nfsclient_attrcache_flush_done_id, (vp));           \
} while (0)

#define KDTRACE_NFS_ATTRCACHE_GET_HIT(vp, vap)  do {                    \
       if (dtrace_nfsclient_attrcache_get_hit_probe != NULL)           \
               (dtrace_nfsclient_attrcache_get_hit_probe)(             \
                   nfsclient_attrcache_get_hit_id, (vp), (vap));       \
} while (0)

#define KDTRACE_NFS_ATTRCACHE_GET_MISS(vp)      do {                    \
       if (dtrace_nfsclient_attrcache_get_miss_probe != NULL)          \
               (dtrace_nfsclient_attrcache_get_miss_probe)(            \
                           nfsclient_attrcache_get_miss_id, (vp));     \
} while (0)

#define KDTRACE_NFS_ATTRCACHE_LOAD_DONE(vp, vap, error) do {            \
       if (dtrace_nfsclient_attrcache_load_done_probe != NULL)         \
               (dtrace_nfsclient_attrcache_load_done_probe)(           \
                   nfsclient_attrcache_load_done_id, (vp), (vap),      \
                   (error));                                           \
} while (0)

#else /* !KDTRACE_HOOKS */

#define KDTRACE_NFS_ACCESSCACHE_FLUSH_DONE(vp)
#define KDTRACE_NFS_ACCESSCACHE_GET_HIT(vp, uid, mode)
#define KDTRACE_NFS_ACCESSCACHE_GET_MISS(vp, uid, mode)
#define KDTRACE_NFS_ACCESSCACHE_LOAD_DONE(vp, uid, rmode, error)

#define KDTRACE_NFS_ATTRCACHE_FLUSH_DONE(vp)
#define KDTRACE_NFS_ATTRCACHE_GET_HIT(vp, vap)
#define KDTRACE_NFS_ATTRCACHE_GET_MISS(vp)
#define KDTRACE_NFS_ATTRCACHE_LOAD_DONE(vp, vap, error)

#endif /* KDTRACE_HOOKS */

#endif /* !_NFSCLIENT_NFS_KDTRACE_H_ */

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