1
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM erofs
4
5 #if !defined(_TRACE_EROFS_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_EROFS_H
7
8 #include <linux/tracepoint.h>
9 #include <linux/fs.h>
10
11 struct erofs_map_blocks;
12
13 #define show_dev(dev) MAJOR(dev), MINOR(dev)
14 #define show_dev_nid(entry) show_dev(entry->dev), entry->nid
15
16 #define show_file_type(type) \
17 __print_symbolic(type, \
18 { 0, "FILE" }, \
19 { 1, "DIR" })
20
21 #define show_map_flags(flags) __print_flags(flags, "|", \
22 { EROFS_GET_BLOCKS_RAW, "RAW" })
23
24 #define show_mflags(flags) __print_flags(flags, "", \
25 { EROFS_MAP_MAPPED, "M" }, \
26 { EROFS_MAP_META, "I" }, \
27 { EROFS_MAP_ZIPPED, "Z" })
28
29 TRACE_EVENT(erofs_lookup,
30
31 TP_PROTO(struct inode *dir, struct dentry *dentry, unsigned int flags),
32
33 TP_ARGS(dir, dentry, flags),
34
35 TP_STRUCT__entry(
36 __field(dev_t, dev )
37 __field(erofs_nid_t, nid )
38 __field(const char *, name )
39 __field(unsigned int, flags )
40 ),
41
42 TP_fast_assign(
43 __entry->dev = dir->i_sb->s_dev;
44 __entry->nid = EROFS_I(dir)->nid;
45 __entry->name = dentry->d_name.name;
46 __entry->flags = flags;
47 ),
48
49 TP_printk("dev = (%d,%d), pnid = %llu, name:%s, flags:%x",
50 show_dev_nid(__entry),
51 __entry->name,
52 __entry->flags)
53 );
54
55 TRACE_EVENT(erofs_fill_inode,
56 TP_PROTO(struct inode *inode, int isdir),
57 TP_ARGS(inode, isdir),
58
59 TP_STRUCT__entry(
60 __field(dev_t, dev )
61 __field(erofs_nid_t, nid )
62 __field(erofs_blk_t, blkaddr )
63 __field(unsigned int, ofs )
64 __field(int, isdir )
65 ),
66
67 TP_fast_assign(
68 __entry->dev = inode->i_sb->s_dev;
69 __entry->nid = EROFS_I(inode)->nid;
70 __entry->blkaddr = erofs_blknr(iloc(EROFS_I_SB(inode), __entry->nid));
71 __entry->ofs = erofs_blkoff(iloc(EROFS_I_SB(inode), __entry->nid));
72 __entry->isdir = isdir;
73 ),
74
75 TP_printk("dev = (%d,%d), nid = %llu, blkaddr %u ofs %u, isdir %d",
76 show_dev_nid(__entry),
77 __entry->blkaddr, __entry->ofs,
78 __entry->isdir)
79 );
80
81 TRACE_EVENT(erofs_readpage,
82
83 TP_PROTO(struct page *page, bool raw),
84
85 TP_ARGS(page, raw),
86
87 TP_STRUCT__entry(
88 __field(dev_t, dev )
89 __field(erofs_nid_t, nid )
90 __field(int, dir )
91 __field(pgoff_t, index )
92 __field(int, uptodate)
93 __field(bool, raw )
94 ),
95
96 TP_fast_assign(
97 __entry->dev = page->mapping->host->i_sb->s_dev;
98 __entry->nid = EROFS_I(page->mapping->host)->nid;
99 __entry->dir = S_ISDIR(page->mapping->host->i_mode);
100 __entry->index = page->index;
101 __entry->uptodate = PageUptodate(page);
102 __entry->raw = raw;
103 ),
104
105 TP_printk("dev = (%d,%d), nid = %llu, %s, index = %lu, uptodate = %d "
106 "raw = %d",
107 show_dev_nid(__entry),
108 show_file_type(__entry->dir),
109 (unsigned long)__entry->index,
110 __entry->uptodate,
111 __entry->raw)
112 );
113
114 TRACE_EVENT(erofs_readpages,
115
116 TP_PROTO(struct inode *inode, struct page *page, unsigned int nrpage,
117 bool raw),
118
119 TP_ARGS(inode, page, nrpage, raw),
120
121 TP_STRUCT__entry(
122 __field(dev_t, dev )
123 __field(erofs_nid_t, nid )
124 __field(pgoff_t, start )
125 __field(unsigned int, nrpage )
126 __field(bool, raw )
127 ),
128
129 TP_fast_assign(
130 __entry->dev = inode->i_sb->s_dev;
131 __entry->nid = EROFS_I(inode)->nid;
132 __entry->start = page->index;
133 __entry->nrpage = nrpage;
134 __entry->raw = raw;
135 ),
136
137 TP_printk("dev = (%d,%d), nid = %llu, start = %lu nrpage = %u raw = %d",
138 show_dev_nid(__entry),
139 (unsigned long)__entry->start,
140 __entry->nrpage,
141 __entry->raw)
142 );
143
144 DECLARE_EVENT_CLASS(erofs__map_blocks_enter,
145 TP_PROTO(struct inode *inode, struct erofs_map_blocks *map,
146 unsigned int flags),
147
148 TP_ARGS(inode, map, flags),
149
150 TP_STRUCT__entry(
151 __field( dev_t, dev )
152 __field( erofs_nid_t, nid )
153 __field( erofs_off_t, la )
154 __field( u64, llen )
155 __field( unsigned int, flags )
156 ),
157
158 TP_fast_assign(
159 __entry->dev = inode->i_sb->s_dev;
160 __entry->nid = EROFS_I(inode)->nid;
161 __entry->la = map->m_la;
162 __entry->llen = map->m_llen;
163 __entry->flags = flags;
164 ),
165
166 TP_printk("dev = (%d,%d), nid = %llu, la %llu llen %llu flags %s",
167 show_dev_nid(__entry),
168 __entry->la, __entry->llen,
169 __entry->flags ? show_map_flags(__entry->flags) : "NULL")
170 );
171
172 DEFINE_EVENT(erofs__map_blocks_enter, erofs_map_blocks_flatmode_enter,
173 TP_PROTO(struct inode *inode, struct erofs_map_blocks *map,
174 unsigned flags),
175
176 TP_ARGS(inode, map, flags)
177 );
178
179 DEFINE_EVENT(erofs__map_blocks_enter, z_erofs_map_blocks_iter_enter,
180 TP_PROTO(struct inode *inode, struct erofs_map_blocks *map,
181 unsigned int flags),
182
183 TP_ARGS(inode, map, flags)
184 );
185
186 DECLARE_EVENT_CLASS(erofs__map_blocks_exit,
187 TP_PROTO(struct inode *inode, struct erofs_map_blocks *map,
188 unsigned int flags, int ret),
189
190 TP_ARGS(inode, map, flags, ret),
191
192 TP_STRUCT__entry(
193 __field( dev_t, dev )
194 __field( erofs_nid_t, nid )
195 __field( unsigned int, flags )
196 __field( erofs_off_t, la )
197 __field( erofs_off_t, pa )
198 __field( u64, llen )
199 __field( u64, plen )
200 __field( unsigned int, mflags )
201 __field( int, ret )
202 ),
203
204 TP_fast_assign(
205 __entry->dev = inode->i_sb->s_dev;
206 __entry->nid = EROFS_I(inode)->nid;
207 __entry->flags = flags;
208 __entry->la = map->m_la;
209 __entry->pa = map->m_pa;
210 __entry->llen = map->m_llen;
211 __entry->plen = map->m_plen;
212 __entry->mflags = map->m_flags;
213 __entry->ret = ret;
214 ),
215
216 TP_printk("dev = (%d,%d), nid = %llu, flags %s "
217 "la %llu pa %llu llen %llu plen %llu mflags %s ret %d",
218 show_dev_nid(__entry),
219 __entry->flags ? show_map_flags(__entry->flags) : "NULL",
220 __entry->la, __entry->pa, __entry->llen, __entry->plen,
221 show_mflags(__entry->mflags), __entry->ret)
222 );
223
224 DEFINE_EVENT(erofs__map_blocks_exit, erofs_map_blocks_flatmode_exit,
225 TP_PROTO(struct inode *inode, struct erofs_map_blocks *map,
226 unsigned flags, int ret),
227
228 TP_ARGS(inode, map, flags, ret)
229 );
230
231 DEFINE_EVENT(erofs__map_blocks_exit, z_erofs_map_blocks_iter_exit,
232 TP_PROTO(struct inode *inode, struct erofs_map_blocks *map,
233 unsigned int flags, int ret),
234
235 TP_ARGS(inode, map, flags, ret)
236 );
237
238 TRACE_EVENT(erofs_destroy_inode,
239 TP_PROTO(struct inode *inode),
240
241 TP_ARGS(inode),
242
243 TP_STRUCT__entry(
244 __field( dev_t, dev )
245 __field( erofs_nid_t, nid )
246 ),
247
248 TP_fast_assign(
249 __entry->dev = inode->i_sb->s_dev;
250 __entry->nid = EROFS_I(inode)->nid;
251 ),
252
253 TP_printk("dev = (%d,%d), nid = %llu", show_dev_nid(__entry))
254 );
255
256 #endif
257
258
259 #include <trace/define_trace.h>