1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or https://opensource.org/licenses/CDDL-1.0.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22 #if defined(_KERNEL)
23 #if defined(HAVE_DECLARE_EVENT_CLASS)
24
25 #undef TRACE_SYSTEM
26 #define TRACE_SYSTEM zfs
27
28 #undef TRACE_SYSTEM_VAR
29 #define TRACE_SYSTEM_VAR zfs_acl
30
31 #if !defined(_TRACE_ACL_H) || defined(TRACE_HEADER_MULTI_READ)
32 #define _TRACE_ACL_H
33
34 #include <linux/tracepoint.h>
35 #include <linux/vfs_compat.h>
36 #include <sys/types.h>
37
38 /*
39 * Generic support for three argument tracepoints of the form:
40 *
41 * DTRACE_PROBE3(...,
42 * znode_t *, ...,
43 * zfs_ace_hdr_t *, ...,
44 * uint32_t, ...);
45 */
46 /* BEGIN CSTYLED */
47 DECLARE_EVENT_CLASS(zfs_ace_class,
48 TP_PROTO(znode_t *zn, zfs_ace_hdr_t *ace, uint32_t mask_matched),
49 TP_ARGS(zn, ace, mask_matched),
50 TP_STRUCT__entry(
51 __field(uint64_t, z_id)
52 __field(uint8_t, z_unlinked)
53 __field(uint8_t, z_atime_dirty)
54 __field(uint8_t, z_zn_prefetch)
55 __field(uint_t, z_blksz)
56 __field(uint_t, z_seq)
57 __field(uint64_t, z_mapcnt)
58 __field(uint64_t, z_size)
59 __field(uint64_t, z_pflags)
60 __field(uint32_t, z_sync_cnt)
61 __field(uint32_t, z_sync_writes_cnt)
62 __field(uint32_t, z_async_writes_cnt)
63 __field(mode_t, z_mode)
64 __field(boolean_t, z_is_sa)
65 __field(boolean_t, z_is_mapped)
66 __field(boolean_t, z_is_ctldir)
67
68 __field(uint32_t, i_uid)
69 __field(uint32_t, i_gid)
70 __field(unsigned long, i_ino)
71 __field(unsigned int, i_nlink)
72 __field(loff_t, i_size)
73 __field(unsigned int, i_blkbits)
74 __field(unsigned short, i_bytes)
75 __field(umode_t, i_mode)
76 __field(__u32, i_generation)
77
78 __field(uint16_t, z_type)
79 __field(uint16_t, z_flags)
80 __field(uint32_t, z_access_mask)
81
82 __field(uint32_t, mask_matched)
83 ),
84 TP_fast_assign(
85 __entry->z_id = zn->z_id;
86 __entry->z_unlinked = zn->z_unlinked;
87 __entry->z_atime_dirty = zn->z_atime_dirty;
88 __entry->z_zn_prefetch = zn->z_zn_prefetch;
89 __entry->z_blksz = zn->z_blksz;
90 __entry->z_seq = zn->z_seq;
91 __entry->z_mapcnt = zn->z_mapcnt;
92 __entry->z_size = zn->z_size;
93 __entry->z_pflags = zn->z_pflags;
94 __entry->z_sync_cnt = zn->z_sync_cnt;
95 __entry->z_sync_writes_cnt = zn->z_sync_writes_cnt;
96 __entry->z_async_writes_cnt = zn->z_async_writes_cnt;
97 __entry->z_mode = zn->z_mode;
98 __entry->z_is_sa = zn->z_is_sa;
99 __entry->z_is_mapped = zn->z_is_mapped;
100 __entry->z_is_ctldir = zn->z_is_ctldir;
101
102 __entry->i_uid = KUID_TO_SUID(ZTOI(zn)->i_uid);
103 __entry->i_gid = KGID_TO_SGID(ZTOI(zn)->i_gid);
104 __entry->i_ino = zn->z_inode.i_ino;
105 __entry->i_nlink = zn->z_inode.i_nlink;
106 __entry->i_size = zn->z_inode.i_size;
107 __entry->i_blkbits = zn->z_inode.i_blkbits;
108 __entry->i_bytes = zn->z_inode.i_bytes;
109 __entry->i_mode = zn->z_inode.i_mode;
110 __entry->i_generation = zn->z_inode.i_generation;
111
112 __entry->z_type = ace->z_type;
113 __entry->z_flags = ace->z_flags;
114 __entry->z_access_mask = ace->z_access_mask;
115
116 __entry->mask_matched = mask_matched;
117 ),
118 TP_printk("zn { id %llu unlinked %u atime_dirty %u "
119 "zn_prefetch %u blksz %u seq %u "
120 "mapcnt %llu size %llu pflags %llu "
121 "sync_cnt %u sync_writes_cnt %u async_writes_cnt %u "
122 "mode 0x%x is_sa %d is_mapped %d is_ctldir %d "
123 "inode { uid %u gid %u ino %lu nlink %u size %lli "
124 "blkbits %u bytes %u mode 0x%x generation %x } } "
125 "ace { type %u flags %u access_mask %u } mask_matched %u",
126 __entry->z_id, __entry->z_unlinked, __entry->z_atime_dirty,
127 __entry->z_zn_prefetch, __entry->z_blksz,
128 __entry->z_seq, __entry->z_mapcnt, __entry->z_size,
129 __entry->z_pflags, __entry->z_sync_cnt,
130 __entry->z_sync_writes_cnt, __entry->z_async_writes_cnt,
131 __entry->z_mode, __entry->z_is_sa, __entry->z_is_mapped,
132 __entry->z_is_ctldir, __entry->i_uid,
133 __entry->i_gid, __entry->i_ino, __entry->i_nlink,
134 __entry->i_size, __entry->i_blkbits,
135 __entry->i_bytes, __entry->i_mode, __entry->i_generation,
136 __entry->z_type, __entry->z_flags, __entry->z_access_mask,
137 __entry->mask_matched)
138 );
139 /* END CSTYLED */
140
141 #define DEFINE_ACE_EVENT(name) \
142 DEFINE_EVENT(zfs_ace_class, name, \
143 TP_PROTO(znode_t *zn, zfs_ace_hdr_t *ace, uint32_t mask_matched), \
144 TP_ARGS(zn, ace, mask_matched))
145 DEFINE_ACE_EVENT(zfs_zfs__ace__denies);
146 DEFINE_ACE_EVENT(zfs_zfs__ace__allows);
147
148 #endif /* _TRACE_ACL_H */
149
150 #undef TRACE_INCLUDE_PATH
151 #undef TRACE_INCLUDE_FILE
152 #define TRACE_INCLUDE_PATH sys
153 #define TRACE_INCLUDE_FILE trace_acl
154 #include <trace/define_trace.h>
155
156 #else
157
158 DEFINE_DTRACE_PROBE3(zfs__ace__denies);
159 DEFINE_DTRACE_PROBE3(zfs__ace__allows);
160 DEFINE_DTRACE_PROBE(zfs__fastpath__execute__access__miss);
161
162 #endif /* HAVE_DECLARE_EVENT_CLASS */
163 #endif /* _KERNEL */
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