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
|
/*
* 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 https://opensource.org/licenses/CDDL-1.0.
* 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
*/
#include <sys/list.h>
#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_zio
#if !defined(_TRACE_ZIO_H) || defined(TRACE_HEADER_MULTI_READ)
#define _TRACE_ZIO_H
#include <linux/tracepoint.h>
#include <sys/types.h>
#include <sys/trace_common.h> /* For ZIO macros */
/* BEGIN CSTYLED */
TRACE_EVENT(zfs_zio__delay__miss,
TP_PROTO(zio_t *zio, hrtime_t now),
TP_ARGS(zio, now),
TP_STRUCT__entry(
ZIO_TP_STRUCT_ENTRY
__field(hrtime_t, now)
),
TP_fast_assign(
ZIO_TP_FAST_ASSIGN
__entry->now = now;
),
TP_printk("now %llu " ZIO_TP_PRINTK_FMT, __entry->now,
ZIO_TP_PRINTK_ARGS)
);
TRACE_EVENT(zfs_zio__delay__hit,
TP_PROTO(zio_t *zio, hrtime_t now, hrtime_t diff),
TP_ARGS(zio, now, diff),
TP_STRUCT__entry(
ZIO_TP_STRUCT_ENTRY
__field(hrtime_t, now)
__field(hrtime_t, diff)
),
TP_fast_assign(
ZIO_TP_FAST_ASSIGN
__entry->now = now;
__entry->diff = diff;
),
TP_printk("now %llu diff %llu " ZIO_TP_PRINTK_FMT, __entry->now,
__entry->diff, ZIO_TP_PRINTK_ARGS)
);
TRACE_EVENT(zfs_zio__delay__skip,
TP_PROTO(zio_t *zio),
TP_ARGS(zio),
TP_STRUCT__entry(ZIO_TP_STRUCT_ENTRY),
TP_fast_assign(ZIO_TP_FAST_ASSIGN),
TP_printk(ZIO_TP_PRINTK_FMT, ZIO_TP_PRINTK_ARGS)
);
/* END CSTYLED */
#endif /* _TRACE_ZIO_H */
#undef TRACE_INCLUDE_PATH
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_PATH sys
#define TRACE_INCLUDE_FILE trace_zio
#include <trace/define_trace.h>
#else
DEFINE_DTRACE_PROBE2(zio__delay__miss);
DEFINE_DTRACE_PROBE3(zio__delay__hit);
DEFINE_DTRACE_PROBE1(zio__delay__skip);
#endif /* HAVE_DECLARE_EVENT_CLASS */
#endif /* _KERNEL */
|
