summaryrefslogtreecommitdiffstats
path: root/include/sys/trace_dmu.h
blob: 3c64a370f84285cc30b4e810461672f4f028dd7e (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
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */

#if defined(_KERNEL)
#if defined(HAVE_DECLARE_EVENT_CLASS)

#undef TRACE_SYSTEM
#define	TRACE_SYSTEM zfs

#undef TRACE_SYSTEM_VAR
#define	TRACE_SYSTEM_VAR zfs_dmu

#if !defined(_TRACE_DMU_H) || defined(TRACE_HEADER_MULTI_READ)
#define	_TRACE_DMU_H

#include <linux/tracepoint.h>
#include <sys/types.h>

/*
 * Generic support for three argument tracepoints of the form:
 *
 * DTRACE_PROBE3(...,
 *     dmu_tx_t *, ...,
 *     uint64_t, ...,
 *     uint64_t, ...);
 */
/* BEGIN CSTYLED */
DECLARE_EVENT_CLASS(zfs_delay_mintime_class,
	TP_PROTO(dmu_tx_t *tx, uint64_t dirty, uint64_t min_tx_time),
	TP_ARGS(tx, dirty, min_tx_time),
	TP_STRUCT__entry(
	    __field(uint64_t,			tx_txg)
	    __field(uint64_t,			tx_lastsnap_txg)
	    __field(uint64_t,			tx_lasttried_txg)
	    __field(boolean_t,			tx_anyobj)
	    __field(boolean_t,			tx_dirty_delayed)
	    __field(hrtime_t,			tx_start)
	    __field(boolean_t,			tx_wait_dirty)
	    __field(int,			tx_err)
	    __field(uint64_t,			min_tx_time)
	    __field(uint64_t,			dirty)
	),
	TP_fast_assign(
	    __entry->tx_txg			= tx->tx_txg;
	    __entry->tx_lastsnap_txg		= tx->tx_lastsnap_txg;
	    __entry->tx_lasttried_txg		= tx->tx_lasttried_txg;
	    __entry->tx_anyobj			= tx->tx_anyobj;
	    __entry->tx_dirty_delayed		= tx->tx_dirty_delayed;
	    __entry->tx_start			= tx->tx_start;
	    __entry->tx_wait_dirty		= tx->tx_wait_dirty;
	    __entry->tx_err			= tx->tx_err;
	    __entry->dirty			= dirty;
	    __entry->min_tx_time		= min_tx_time;
	),
	TP_printk("tx { txg %llu lastsnap_txg %llu tx_lasttried_txg %llu "
	    "anyobj %d dirty_delayed %d start %llu wait_dirty %d err %i "
	    "} dirty %llu min_tx_time %llu",
	    __entry->tx_txg, __entry->tx_lastsnap_txg,
	    __entry->tx_lasttried_txg, __entry->tx_anyobj,
	    __entry->tx_dirty_delayed, __entry->tx_start,
	    __entry->tx_wait_dirty, __entry->tx_err,
	    __entry->dirty, __entry->min_tx_time)
);
/* END CSTYLED */

/* BEGIN CSTYLED */
#define	DEFINE_DELAY_MINTIME_EVENT(name) \
DEFINE_EVENT(zfs_delay_mintime_class, name, \
	TP_PROTO(dmu_tx_t *tx, uint64_t dirty, uint64_t min_tx_time), \
	TP_ARGS(tx, dirty, min_tx_time))
/* END CSTYLED */
DEFINE_DELAY_MINTIME_EVENT(zfs_delay__mintime);

/* BEGIN CSTYLED */
DECLARE_EVENT_CLASS(zfs_free_long_range_class,
	TP_PROTO(uint64_t long_free_dirty_all_txgs, uint64_t chunk_len, \
	    uint64_t txg),
	TP_ARGS(long_free_dirty_all_txgs, chunk_len, txg),
	TP_STRUCT__entry(
	    __field(uint64_t,			long_free_dirty_all_txgs)
	    __field(uint64_t,			chunk_len)
	    __field(uint64_t,			txg)
	),
	TP_fast_assign(
	    __entry->long_free_dirty_all_txgs	= long_free_dirty_all_txgs;
	    __entry->chunk_len					= chunk_len;
	    __entry->txg						= txg;
	),
	TP_printk("long_free_dirty_all_txgs %llu chunk_len %llu txg %llu",
	   __entry->long_free_dirty_all_txgs,
	   __entry->chunk_len, __entry->txg)
);
/* END CSTYLED */

/* BEGIN CSTYLED */
#define	DEFINE_FREE_LONG_RANGE_EVENT(name) \
DEFINE_EVENT(zfs_free_long_range_class, name, \
	TP_PROTO(uint64_t long_free_dirty_all_txgs, \
	    uint64_t chunk_len, uint64_t txg), \
	TP_ARGS(long_free_dirty_all_txgs, chunk_len, txg))
/* END CSTYLED */
DEFINE_FREE_LONG_RANGE_EVENT(zfs_free__long__range);

#endif /* _TRACE_DMU_H */

#undef TRACE_INCLUDE_PATH
#undef TRACE_INCLUDE_FILE
#define	TRACE_INCLUDE_PATH sys
#define	TRACE_INCLUDE_FILE trace_dmu
#include <trace/define_trace.h>

#else

DEFINE_DTRACE_PROBE3(delay__mintime);
DEFINE_DTRACE_PROBE3(free__long__range);

#endif /* HAVE_DECLARE_EVENT_CLASS */
#endif /* _KERNEL */