dafd58ad86ecefa1711bd03f7176ae0cb27c1fe9
[sfrench/cifs-2.6.git] / include / trace / events / btrfs.h
1 /* SPDX-License-Identifier: GPL-2.0 */
2 #undef TRACE_SYSTEM
3 #define TRACE_SYSTEM btrfs
4
5 #if !defined(_TRACE_BTRFS_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define _TRACE_BTRFS_H
7
8 #include <linux/writeback.h>
9 #include <linux/tracepoint.h>
10 #include <trace/events/mmflags.h>
11
12 struct btrfs_root;
13 struct btrfs_fs_info;
14 struct btrfs_inode;
15 struct extent_map;
16 struct btrfs_file_extent_item;
17 struct btrfs_ordered_extent;
18 struct btrfs_delayed_ref_node;
19 struct btrfs_delayed_tree_ref;
20 struct btrfs_delayed_data_ref;
21 struct btrfs_delayed_ref_head;
22 struct btrfs_block_group_cache;
23 struct btrfs_free_cluster;
24 struct map_lookup;
25 struct extent_buffer;
26 struct btrfs_work;
27 struct __btrfs_workqueue;
28 struct btrfs_qgroup_extent_record;
29 struct btrfs_qgroup;
30 struct prelim_ref;
31
32 TRACE_DEFINE_ENUM(FLUSH_DELAYED_ITEMS_NR);
33 TRACE_DEFINE_ENUM(FLUSH_DELAYED_ITEMS);
34 TRACE_DEFINE_ENUM(FLUSH_DELALLOC);
35 TRACE_DEFINE_ENUM(FLUSH_DELALLOC_WAIT);
36 TRACE_DEFINE_ENUM(ALLOC_CHUNK);
37 TRACE_DEFINE_ENUM(COMMIT_TRANS);
38
39 #define show_ref_type(type)                                             \
40         __print_symbolic(type,                                          \
41                 { BTRFS_TREE_BLOCK_REF_KEY,     "TREE_BLOCK_REF" },     \
42                 { BTRFS_EXTENT_DATA_REF_KEY,    "EXTENT_DATA_REF" },    \
43                 { BTRFS_EXTENT_REF_V0_KEY,      "EXTENT_REF_V0" },      \
44                 { BTRFS_SHARED_BLOCK_REF_KEY,   "SHARED_BLOCK_REF" },   \
45                 { BTRFS_SHARED_DATA_REF_KEY,    "SHARED_DATA_REF" })
46
47 #define __show_root_type(obj)                                           \
48         __print_symbolic_u64(obj,                                       \
49                 { BTRFS_ROOT_TREE_OBJECTID,     "ROOT_TREE"     },      \
50                 { BTRFS_EXTENT_TREE_OBJECTID,   "EXTENT_TREE"   },      \
51                 { BTRFS_CHUNK_TREE_OBJECTID,    "CHUNK_TREE"    },      \
52                 { BTRFS_DEV_TREE_OBJECTID,      "DEV_TREE"      },      \
53                 { BTRFS_FS_TREE_OBJECTID,       "FS_TREE"       },      \
54                 { BTRFS_ROOT_TREE_DIR_OBJECTID, "ROOT_TREE_DIR" },      \
55                 { BTRFS_CSUM_TREE_OBJECTID,     "CSUM_TREE"     },      \
56                 { BTRFS_TREE_LOG_OBJECTID,      "TREE_LOG"      },      \
57                 { BTRFS_QUOTA_TREE_OBJECTID,    "QUOTA_TREE"    },      \
58                 { BTRFS_TREE_RELOC_OBJECTID,    "TREE_RELOC"    },      \
59                 { BTRFS_UUID_TREE_OBJECTID,     "UUID_TREE"     },      \
60                 { BTRFS_FREE_SPACE_TREE_OBJECTID, "FREE_SPACE_TREE" },  \
61                 { BTRFS_DATA_RELOC_TREE_OBJECTID, "DATA_RELOC_TREE" })
62
63 #define show_root_type(obj)                                             \
64         obj, ((obj >= BTRFS_DATA_RELOC_TREE_OBJECTID) ||                \
65               (obj >= BTRFS_ROOT_TREE_OBJECTID &&                       \
66                obj <= BTRFS_QUOTA_TREE_OBJECTID)) ? __show_root_type(obj) : "-"
67
68 #define show_fi_type(type)                                              \
69         __print_symbolic(type,                                          \
70                  { BTRFS_FILE_EXTENT_INLINE,    "INLINE" },             \
71                  { BTRFS_FILE_EXTENT_REG,       "REG"    },             \
72                  { BTRFS_FILE_EXTENT_PREALLOC,  "PREALLOC"})
73
74 #define show_qgroup_rsv_type(type)                                      \
75         __print_symbolic(type,                                          \
76                 { BTRFS_QGROUP_RSV_DATA,          "DATA"        },      \
77                 { BTRFS_QGROUP_RSV_META_PERTRANS, "META_PERTRANS" },    \
78                 { BTRFS_QGROUP_RSV_META_PREALLOC, "META_PREALLOC" })
79
80 #define BTRFS_GROUP_FLAGS       \
81         { BTRFS_BLOCK_GROUP_DATA,       "DATA"},        \
82         { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},      \
83         { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
84         { BTRFS_BLOCK_GROUP_RAID0,      "RAID0"},       \
85         { BTRFS_BLOCK_GROUP_RAID1,      "RAID1"},       \
86         { BTRFS_BLOCK_GROUP_DUP,        "DUP"},         \
87         { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},      \
88         { BTRFS_BLOCK_GROUP_RAID5,      "RAID5"},       \
89         { BTRFS_BLOCK_GROUP_RAID6,      "RAID6"}
90
91 #define BTRFS_FSID_SIZE 16
92 #define TP_STRUCT__entry_fsid __array(u8, fsid, BTRFS_FSID_SIZE)
93
94 #define TP_fast_assign_fsid(fs_info)                                    \
95         memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE)
96
97 #define TP_STRUCT__entry_btrfs(args...)                                 \
98         TP_STRUCT__entry(                                               \
99                 TP_STRUCT__entry_fsid                                   \
100                 args)
101 #define TP_fast_assign_btrfs(fs_info, args...)                          \
102         TP_fast_assign(                                                 \
103                 TP_fast_assign_fsid(fs_info);                           \
104                 args)
105 #define TP_printk_btrfs(fmt, args...) \
106         TP_printk("%pU: " fmt, __entry->fsid, args)
107
108 TRACE_EVENT(btrfs_transaction_commit,
109
110         TP_PROTO(const struct btrfs_root *root),
111
112         TP_ARGS(root),
113
114         TP_STRUCT__entry_btrfs(
115                 __field(        u64,  generation                )
116                 __field(        u64,  root_objectid             )
117         ),
118
119         TP_fast_assign_btrfs(root->fs_info,
120                 __entry->generation     = root->fs_info->generation;
121                 __entry->root_objectid  = root->root_key.objectid;
122         ),
123
124         TP_printk_btrfs("root = %llu(%s), gen = %llu",
125                   show_root_type(__entry->root_objectid),
126                   (unsigned long long)__entry->generation)
127 );
128
129 DECLARE_EVENT_CLASS(btrfs__inode,
130
131         TP_PROTO(const struct inode *inode),
132
133         TP_ARGS(inode),
134
135         TP_STRUCT__entry_btrfs(
136                 __field(        u64,  ino                       )
137                 __field(        blkcnt_t,  blocks               )
138                 __field(        u64,  disk_i_size               )
139                 __field(        u64,  generation                )
140                 __field(        u64,  last_trans                )
141                 __field(        u64,  logged_trans              )
142                 __field(        u64,  root_objectid             )
143         ),
144
145         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
146                 __entry->ino    = btrfs_ino(BTRFS_I(inode));
147                 __entry->blocks = inode->i_blocks;
148                 __entry->disk_i_size  = BTRFS_I(inode)->disk_i_size;
149                 __entry->generation = BTRFS_I(inode)->generation;
150                 __entry->last_trans = BTRFS_I(inode)->last_trans;
151                 __entry->logged_trans = BTRFS_I(inode)->logged_trans;
152                 __entry->root_objectid =
153                                 BTRFS_I(inode)->root->root_key.objectid;
154         ),
155
156         TP_printk_btrfs("root=%llu(%s) gen=%llu ino=%llu blocks=%llu "
157                   "disk_i_size=%llu last_trans=%llu logged_trans=%llu",
158                   show_root_type(__entry->root_objectid),
159                   (unsigned long long)__entry->generation,
160                   (unsigned long long)__entry->ino,
161                   (unsigned long long)__entry->blocks,
162                   (unsigned long long)__entry->disk_i_size,
163                   (unsigned long long)__entry->last_trans,
164                   (unsigned long long)__entry->logged_trans)
165 );
166
167 DEFINE_EVENT(btrfs__inode, btrfs_inode_new,
168
169         TP_PROTO(const struct inode *inode),
170
171         TP_ARGS(inode)
172 );
173
174 DEFINE_EVENT(btrfs__inode, btrfs_inode_request,
175
176         TP_PROTO(const struct inode *inode),
177
178         TP_ARGS(inode)
179 );
180
181 DEFINE_EVENT(btrfs__inode, btrfs_inode_evict,
182
183         TP_PROTO(const struct inode *inode),
184
185         TP_ARGS(inode)
186 );
187
188 #define __show_map_type(type)                                           \
189         __print_symbolic_u64(type,                                      \
190                 { EXTENT_MAP_LAST_BYTE, "LAST_BYTE"     },              \
191                 { EXTENT_MAP_HOLE,      "HOLE"          },              \
192                 { EXTENT_MAP_INLINE,    "INLINE"        },              \
193                 { EXTENT_MAP_DELALLOC,  "DELALLOC"      })
194
195 #define show_map_type(type)                     \
196         type, (type >= EXTENT_MAP_LAST_BYTE) ? "-" :  __show_map_type(type)
197
198 #define show_map_flags(flag)                                            \
199         __print_flags(flag, "|",                                        \
200                 { (1 << EXTENT_FLAG_PINNED),            "PINNED"        },\
201                 { (1 << EXTENT_FLAG_COMPRESSED),        "COMPRESSED"    },\
202                 { (1 << EXTENT_FLAG_PREALLOC),          "PREALLOC"      },\
203                 { (1 << EXTENT_FLAG_LOGGING),           "LOGGING"       },\
204                 { (1 << EXTENT_FLAG_FILLING),           "FILLING"       },\
205                 { (1 << EXTENT_FLAG_FS_MAPPING),        "FS_MAPPING"    })
206
207 TRACE_EVENT_CONDITION(btrfs_get_extent,
208
209         TP_PROTO(const struct btrfs_root *root, const struct btrfs_inode *inode,
210                  const struct extent_map *map),
211
212         TP_ARGS(root, inode, map),
213
214         TP_CONDITION(map),
215
216         TP_STRUCT__entry_btrfs(
217                 __field(        u64,  root_objectid     )
218                 __field(        u64,  ino               )
219                 __field(        u64,  start             )
220                 __field(        u64,  len               )
221                 __field(        u64,  orig_start        )
222                 __field(        u64,  block_start       )
223                 __field(        u64,  block_len         )
224                 __field(        unsigned long,  flags   )
225                 __field(        int,  refs              )
226                 __field(        unsigned int,  compress_type    )
227         ),
228
229         TP_fast_assign_btrfs(root->fs_info,
230                 __entry->root_objectid  = root->root_key.objectid;
231                 __entry->ino            = btrfs_ino(inode);
232                 __entry->start          = map->start;
233                 __entry->len            = map->len;
234                 __entry->orig_start     = map->orig_start;
235                 __entry->block_start    = map->block_start;
236                 __entry->block_len      = map->block_len;
237                 __entry->flags          = map->flags;
238                 __entry->refs           = refcount_read(&map->refs);
239                 __entry->compress_type  = map->compress_type;
240         ),
241
242         TP_printk_btrfs("root=%llu(%s) ino=%llu start=%llu len=%llu "
243                   "orig_start=%llu block_start=%llu(%s) "
244                   "block_len=%llu flags=%s refs=%u "
245                   "compress_type=%u",
246                   show_root_type(__entry->root_objectid),
247                   (unsigned long long)__entry->ino,
248                   (unsigned long long)__entry->start,
249                   (unsigned long long)__entry->len,
250                   (unsigned long long)__entry->orig_start,
251                   show_map_type(__entry->block_start),
252                   (unsigned long long)__entry->block_len,
253                   show_map_flags(__entry->flags),
254                   __entry->refs, __entry->compress_type)
255 );
256
257 TRACE_EVENT(btrfs_handle_em_exist,
258
259         TP_PROTO(const struct extent_map *existing, const struct extent_map *map, u64 start, u64 len),
260
261         TP_ARGS(existing, map, start, len),
262
263         TP_STRUCT__entry(
264                 __field(        u64,  e_start           )
265                 __field(        u64,  e_len             )
266                 __field(        u64,  map_start         )
267                 __field(        u64,  map_len           )
268                 __field(        u64,  start             )
269                 __field(        u64,  len               )
270         ),
271
272         TP_fast_assign(
273                 __entry->e_start        = existing->start;
274                 __entry->e_len          = existing->len;
275                 __entry->map_start      = map->start;
276                 __entry->map_len        = map->len;
277                 __entry->start          = start;
278                 __entry->len            = len;
279         ),
280
281         TP_printk("start=%llu len=%llu "
282                   "existing(start=%llu len=%llu) "
283                   "em(start=%llu len=%llu)",
284                   (unsigned long long)__entry->start,
285                   (unsigned long long)__entry->len,
286                   (unsigned long long)__entry->e_start,
287                   (unsigned long long)__entry->e_len,
288                   (unsigned long long)__entry->map_start,
289                   (unsigned long long)__entry->map_len)
290 );
291
292 /* file extent item */
293 DECLARE_EVENT_CLASS(btrfs__file_extent_item_regular,
294
295         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
296                  struct btrfs_file_extent_item *fi, u64 start),
297
298         TP_ARGS(bi, l, fi, start),
299
300         TP_STRUCT__entry_btrfs(
301                 __field(        u64,    root_obj        )
302                 __field(        u64,    ino             )
303                 __field(        loff_t, isize           )
304                 __field(        u64,    disk_isize      )
305                 __field(        u64,    num_bytes       )
306                 __field(        u64,    ram_bytes       )
307                 __field(        u64,    disk_bytenr     )
308                 __field(        u64,    disk_num_bytes  )
309                 __field(        u64,    extent_offset   )
310                 __field(        u8,     extent_type     )
311                 __field(        u8,     compression     )
312                 __field(        u64,    extent_start    )
313                 __field(        u64,    extent_end      )
314         ),
315
316         TP_fast_assign_btrfs(bi->root->fs_info,
317                 __entry->root_obj       = bi->root->objectid;
318                 __entry->ino            = btrfs_ino(bi);
319                 __entry->isize          = bi->vfs_inode.i_size;
320                 __entry->disk_isize     = bi->disk_i_size;
321                 __entry->num_bytes      = btrfs_file_extent_num_bytes(l, fi);
322                 __entry->ram_bytes      = btrfs_file_extent_ram_bytes(l, fi);
323                 __entry->disk_bytenr    = btrfs_file_extent_disk_bytenr(l, fi);
324                 __entry->disk_num_bytes = btrfs_file_extent_disk_num_bytes(l, fi);
325                 __entry->extent_offset  = btrfs_file_extent_offset(l, fi);
326                 __entry->extent_type    = btrfs_file_extent_type(l, fi);
327                 __entry->compression    = btrfs_file_extent_compression(l, fi);
328                 __entry->extent_start   = start;
329                 __entry->extent_end     = (start + __entry->num_bytes);
330         ),
331
332         TP_printk_btrfs(
333                 "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
334                 "file extent range=[%llu %llu] "
335                 "(num_bytes=%llu ram_bytes=%llu disk_bytenr=%llu "
336                 "disk_num_bytes=%llu extent_offset=%llu type=%s "
337                 "compression=%u",
338                 show_root_type(__entry->root_obj), __entry->ino,
339                 __entry->isize,
340                 __entry->disk_isize, __entry->extent_start,
341                 __entry->extent_end, __entry->num_bytes, __entry->ram_bytes,
342                 __entry->disk_bytenr, __entry->disk_num_bytes,
343                 __entry->extent_offset, show_fi_type(__entry->extent_type),
344                 __entry->compression)
345 );
346
347 DECLARE_EVENT_CLASS(
348         btrfs__file_extent_item_inline,
349
350         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
351                  struct btrfs_file_extent_item *fi, int slot, u64 start),
352
353         TP_ARGS(bi, l, fi, slot,  start),
354
355         TP_STRUCT__entry_btrfs(
356                 __field(        u64,    root_obj        )
357                 __field(        u64,    ino             )
358                 __field(        loff_t, isize           )
359                 __field(        u64,    disk_isize      )
360                 __field(        u8,     extent_type     )
361                 __field(        u8,     compression     )
362                 __field(        u64,    extent_start    )
363                 __field(        u64,    extent_end      )
364         ),
365
366         TP_fast_assign_btrfs(
367                 bi->root->fs_info,
368                 __entry->root_obj       = bi->root->objectid;
369                 __entry->ino            = btrfs_ino(bi);
370                 __entry->isize          = bi->vfs_inode.i_size;
371                 __entry->disk_isize     = bi->disk_i_size;
372                 __entry->extent_type    = btrfs_file_extent_type(l, fi);
373                 __entry->compression    = btrfs_file_extent_compression(l, fi);
374                 __entry->extent_start   = start;
375                 __entry->extent_end     = (start + btrfs_file_extent_inline_len(l, slot, fi));
376         ),
377
378         TP_printk_btrfs(
379                 "root=%llu(%s) inode=%llu size=%llu disk_isize=%llu "
380                 "file extent range=[%llu %llu] "
381                 "extent_type=%s compression=%u",
382                 show_root_type(__entry->root_obj), __entry->ino, __entry->isize,
383                 __entry->disk_isize, __entry->extent_start,
384                 __entry->extent_end, show_fi_type(__entry->extent_type),
385                 __entry->compression)
386 );
387
388 DEFINE_EVENT(
389         btrfs__file_extent_item_regular, btrfs_get_extent_show_fi_regular,
390
391         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
392                  struct btrfs_file_extent_item *fi, u64 start),
393
394         TP_ARGS(bi, l, fi, start)
395 );
396
397 DEFINE_EVENT(
398         btrfs__file_extent_item_regular, btrfs_truncate_show_fi_regular,
399
400         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
401                  struct btrfs_file_extent_item *fi, u64 start),
402
403         TP_ARGS(bi, l, fi, start)
404 );
405
406 DEFINE_EVENT(
407         btrfs__file_extent_item_inline, btrfs_get_extent_show_fi_inline,
408
409         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
410                  struct btrfs_file_extent_item *fi, int slot, u64 start),
411
412         TP_ARGS(bi, l, fi, slot, start)
413 );
414
415 DEFINE_EVENT(
416         btrfs__file_extent_item_inline, btrfs_truncate_show_fi_inline,
417
418         TP_PROTO(struct btrfs_inode *bi, struct extent_buffer *l,
419                  struct btrfs_file_extent_item *fi, int slot, u64 start),
420
421         TP_ARGS(bi, l, fi, slot, start)
422 );
423
424 #define show_ordered_flags(flags)                                          \
425         __print_flags(flags, "|",                                          \
426                 { (1 << BTRFS_ORDERED_IO_DONE),         "IO_DONE"       }, \
427                 { (1 << BTRFS_ORDERED_COMPLETE),        "COMPLETE"      }, \
428                 { (1 << BTRFS_ORDERED_NOCOW),           "NOCOW"         }, \
429                 { (1 << BTRFS_ORDERED_COMPRESSED),      "COMPRESSED"    }, \
430                 { (1 << BTRFS_ORDERED_PREALLOC),        "PREALLOC"      }, \
431                 { (1 << BTRFS_ORDERED_DIRECT),          "DIRECT"        }, \
432                 { (1 << BTRFS_ORDERED_IOERR),           "IOERR"         }, \
433                 { (1 << BTRFS_ORDERED_UPDATED_ISIZE),   "UPDATED_ISIZE" }, \
434                 { (1 << BTRFS_ORDERED_LOGGED_CSUM),     "LOGGED_CSUM"   }, \
435                 { (1 << BTRFS_ORDERED_TRUNCATED),       "TRUNCATED"     })
436
437
438 DECLARE_EVENT_CLASS(btrfs__ordered_extent,
439
440         TP_PROTO(const struct inode *inode,
441                  const struct btrfs_ordered_extent *ordered),
442
443         TP_ARGS(inode, ordered),
444
445         TP_STRUCT__entry_btrfs(
446                 __field(        u64,  ino               )
447                 __field(        u64,  file_offset       )
448                 __field(        u64,  start             )
449                 __field(        u64,  len               )
450                 __field(        u64,  disk_len          )
451                 __field(        u64,  bytes_left        )
452                 __field(        unsigned long,  flags   )
453                 __field(        int,  compress_type     )
454                 __field(        int,  refs              )
455                 __field(        u64,  root_objectid     )
456                 __field(        u64,  truncated_len     )
457         ),
458
459         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
460                 __entry->ino            = btrfs_ino(BTRFS_I(inode));
461                 __entry->file_offset    = ordered->file_offset;
462                 __entry->start          = ordered->start;
463                 __entry->len            = ordered->len;
464                 __entry->disk_len       = ordered->disk_len;
465                 __entry->bytes_left     = ordered->bytes_left;
466                 __entry->flags          = ordered->flags;
467                 __entry->compress_type  = ordered->compress_type;
468                 __entry->refs           = refcount_read(&ordered->refs);
469                 __entry->root_objectid  =
470                                 BTRFS_I(inode)->root->root_key.objectid;
471                 __entry->truncated_len  = ordered->truncated_len;
472         ),
473
474         TP_printk_btrfs("root=%llu(%s) ino=%llu file_offset=%llu "
475                   "start=%llu len=%llu disk_len=%llu "
476                   "truncated_len=%llu "
477                   "bytes_left=%llu flags=%s compress_type=%d "
478                   "refs=%d",
479                   show_root_type(__entry->root_objectid),
480                   (unsigned long long)__entry->ino,
481                   (unsigned long long)__entry->file_offset,
482                   (unsigned long long)__entry->start,
483                   (unsigned long long)__entry->len,
484                   (unsigned long long)__entry->disk_len,
485                   (unsigned long long)__entry->truncated_len,
486                   (unsigned long long)__entry->bytes_left,
487                   show_ordered_flags(__entry->flags),
488                   __entry->compress_type, __entry->refs)
489 );
490
491 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_add,
492
493         TP_PROTO(const struct inode *inode,
494                  const struct btrfs_ordered_extent *ordered),
495
496         TP_ARGS(inode, ordered)
497 );
498
499 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_remove,
500
501         TP_PROTO(const struct inode *inode,
502                  const struct btrfs_ordered_extent *ordered),
503
504         TP_ARGS(inode, ordered)
505 );
506
507 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_start,
508
509         TP_PROTO(const struct inode *inode,
510                  const struct btrfs_ordered_extent *ordered),
511
512         TP_ARGS(inode, ordered)
513 );
514
515 DEFINE_EVENT(btrfs__ordered_extent, btrfs_ordered_extent_put,
516
517         TP_PROTO(const struct inode *inode,
518                  const struct btrfs_ordered_extent *ordered),
519
520         TP_ARGS(inode, ordered)
521 );
522
523 DECLARE_EVENT_CLASS(btrfs__writepage,
524
525         TP_PROTO(const struct page *page, const struct inode *inode,
526                  const struct writeback_control *wbc),
527
528         TP_ARGS(page, inode, wbc),
529
530         TP_STRUCT__entry_btrfs(
531                 __field(        u64,    ino                     )
532                 __field(        pgoff_t,  index                 )
533                 __field(        long,   nr_to_write             )
534                 __field(        long,   pages_skipped           )
535                 __field(        loff_t, range_start             )
536                 __field(        loff_t, range_end               )
537                 __field(        char,   for_kupdate             )
538                 __field(        char,   for_reclaim             )
539                 __field(        char,   range_cyclic            )
540                 __field(        pgoff_t,  writeback_index       )
541                 __field(        u64,    root_objectid           )
542         ),
543
544         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
545                 __entry->ino            = btrfs_ino(BTRFS_I(inode));
546                 __entry->index          = page->index;
547                 __entry->nr_to_write    = wbc->nr_to_write;
548                 __entry->pages_skipped  = wbc->pages_skipped;
549                 __entry->range_start    = wbc->range_start;
550                 __entry->range_end      = wbc->range_end;
551                 __entry->for_kupdate    = wbc->for_kupdate;
552                 __entry->for_reclaim    = wbc->for_reclaim;
553                 __entry->range_cyclic   = wbc->range_cyclic;
554                 __entry->writeback_index = inode->i_mapping->writeback_index;
555                 __entry->root_objectid  =
556                                  BTRFS_I(inode)->root->root_key.objectid;
557         ),
558
559         TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu "
560                   "nr_to_write=%ld pages_skipped=%ld range_start=%llu "
561                   "range_end=%llu for_kupdate=%d "
562                   "for_reclaim=%d range_cyclic=%d writeback_index=%lu",
563                   show_root_type(__entry->root_objectid),
564                   (unsigned long long)__entry->ino, __entry->index,
565                   __entry->nr_to_write, __entry->pages_skipped,
566                   __entry->range_start, __entry->range_end,
567                   __entry->for_kupdate,
568                   __entry->for_reclaim, __entry->range_cyclic,
569                   (unsigned long)__entry->writeback_index)
570 );
571
572 DEFINE_EVENT(btrfs__writepage, __extent_writepage,
573
574         TP_PROTO(const struct page *page, const struct inode *inode,
575                  const struct writeback_control *wbc),
576
577         TP_ARGS(page, inode, wbc)
578 );
579
580 TRACE_EVENT(btrfs_writepage_end_io_hook,
581
582         TP_PROTO(const struct page *page, u64 start, u64 end, int uptodate),
583
584         TP_ARGS(page, start, end, uptodate),
585
586         TP_STRUCT__entry_btrfs(
587                 __field(        u64,     ino            )
588                 __field(        pgoff_t, index          )
589                 __field(        u64,     start          )
590                 __field(        u64,     end            )
591                 __field(        int,     uptodate       )
592                 __field(        u64,    root_objectid   )
593         ),
594
595         TP_fast_assign_btrfs(btrfs_sb(page->mapping->host->i_sb),
596                 __entry->ino    = btrfs_ino(BTRFS_I(page->mapping->host));
597                 __entry->index  = page->index;
598                 __entry->start  = start;
599                 __entry->end    = end;
600                 __entry->uptodate = uptodate;
601                 __entry->root_objectid  =
602                          BTRFS_I(page->mapping->host)->root->root_key.objectid;
603         ),
604
605         TP_printk_btrfs("root=%llu(%s) ino=%llu page_index=%lu start=%llu "
606                   "end=%llu uptodate=%d",
607                   show_root_type(__entry->root_objectid),
608                   (unsigned long long)__entry->ino, (unsigned long)__entry->index,
609                   (unsigned long long)__entry->start,
610                   (unsigned long long)__entry->end, __entry->uptodate)
611 );
612
613 TRACE_EVENT(btrfs_sync_file,
614
615         TP_PROTO(const struct file *file, int datasync),
616
617         TP_ARGS(file, datasync),
618
619         TP_STRUCT__entry_btrfs(
620                 __field(        u64,    ino             )
621                 __field(        u64,    parent          )
622                 __field(        int,    datasync        )
623                 __field(        u64,    root_objectid   )
624         ),
625
626         TP_fast_assign(
627                 const struct dentry *dentry = file->f_path.dentry;
628                 const struct inode *inode = d_inode(dentry);
629
630                 TP_fast_assign_fsid(btrfs_sb(file->f_path.dentry->d_sb));
631                 __entry->ino            = btrfs_ino(BTRFS_I(inode));
632                 __entry->parent         = btrfs_ino(BTRFS_I(d_inode(dentry->d_parent)));
633                 __entry->datasync       = datasync;
634                 __entry->root_objectid  =
635                                  BTRFS_I(inode)->root->root_key.objectid;
636         ),
637
638         TP_printk_btrfs("root=%llu(%s) ino=%llu parent=%llu datasync=%d",
639                   show_root_type(__entry->root_objectid),
640                   (unsigned long long)__entry->ino,
641                   (unsigned long long)__entry->parent,
642                   __entry->datasync)
643 );
644
645 TRACE_EVENT(btrfs_sync_fs,
646
647         TP_PROTO(const struct btrfs_fs_info *fs_info, int wait),
648
649         TP_ARGS(fs_info, wait),
650
651         TP_STRUCT__entry_btrfs(
652                 __field(        int,  wait              )
653         ),
654
655         TP_fast_assign_btrfs(fs_info,
656                 __entry->wait   = wait;
657         ),
658
659         TP_printk_btrfs("wait = %d", __entry->wait)
660 );
661
662 TRACE_EVENT(btrfs_add_block_group,
663
664         TP_PROTO(const struct btrfs_fs_info *fs_info,
665                  const struct btrfs_block_group_cache *block_group, int create),
666
667         TP_ARGS(fs_info, block_group, create),
668
669         TP_STRUCT__entry(
670                 __array(        u8,     fsid,   BTRFS_FSID_SIZE )
671                 __field(        u64,    offset                  )
672                 __field(        u64,    size                    )
673                 __field(        u64,    flags                   )
674                 __field(        u64,    bytes_used              )
675                 __field(        u64,    bytes_super             )
676                 __field(        int,    create                  )
677         ),
678
679         TP_fast_assign(
680                 memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
681                 __entry->offset         = block_group->key.objectid;
682                 __entry->size           = block_group->key.offset;
683                 __entry->flags          = block_group->flags;
684                 __entry->bytes_used     =
685                         btrfs_block_group_used(&block_group->item);
686                 __entry->bytes_super    = block_group->bytes_super;
687                 __entry->create         = create;
688         ),
689
690         TP_printk("%pU: block_group offset=%llu size=%llu "
691                   "flags=%llu(%s) bytes_used=%llu bytes_super=%llu "
692                   "create=%d", __entry->fsid,
693                   (unsigned long long)__entry->offset,
694                   (unsigned long long)__entry->size,
695                   (unsigned long long)__entry->flags,
696                   __print_flags((unsigned long)__entry->flags, "|",
697                                 BTRFS_GROUP_FLAGS),
698                   (unsigned long long)__entry->bytes_used,
699                   (unsigned long long)__entry->bytes_super, __entry->create)
700 );
701
702 #define show_ref_action(action)                                         \
703         __print_symbolic(action,                                        \
704                 { BTRFS_ADD_DELAYED_REF,    "ADD_DELAYED_REF" },        \
705                 { BTRFS_DROP_DELAYED_REF,   "DROP_DELAYED_REF" },       \
706                 { BTRFS_ADD_DELAYED_EXTENT, "ADD_DELAYED_EXTENT" },     \
707                 { BTRFS_UPDATE_DELAYED_HEAD, "UPDATE_DELAYED_HEAD" })
708                         
709
710 DECLARE_EVENT_CLASS(btrfs_delayed_tree_ref,
711
712         TP_PROTO(const struct btrfs_fs_info *fs_info,
713                  const struct btrfs_delayed_ref_node *ref,
714                  const struct btrfs_delayed_tree_ref *full_ref,
715                  int action),
716
717         TP_ARGS(fs_info, ref, full_ref, action),
718
719         TP_STRUCT__entry_btrfs(
720                 __field(        u64,  bytenr            )
721                 __field(        u64,  num_bytes         )
722                 __field(        int,  action            ) 
723                 __field(        u64,  parent            )
724                 __field(        u64,  ref_root          )
725                 __field(        int,  level             )
726                 __field(        int,  type              )
727                 __field(        u64,  seq               )
728         ),
729
730         TP_fast_assign_btrfs(fs_info,
731                 __entry->bytenr         = ref->bytenr;
732                 __entry->num_bytes      = ref->num_bytes;
733                 __entry->action         = action;
734                 __entry->parent         = full_ref->parent;
735                 __entry->ref_root       = full_ref->root;
736                 __entry->level          = full_ref->level;
737                 __entry->type           = ref->type;
738                 __entry->seq            = ref->seq;
739         ),
740
741         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
742                   "parent=%llu(%s) ref_root=%llu(%s) level=%d "
743                   "type=%s seq=%llu",
744                   (unsigned long long)__entry->bytenr,
745                   (unsigned long long)__entry->num_bytes,
746                   show_ref_action(__entry->action),
747                   show_root_type(__entry->parent),
748                   show_root_type(__entry->ref_root),
749                   __entry->level, show_ref_type(__entry->type),
750                   (unsigned long long)__entry->seq)
751 );
752
753 DEFINE_EVENT(btrfs_delayed_tree_ref,  add_delayed_tree_ref,
754
755         TP_PROTO(const struct btrfs_fs_info *fs_info,
756                  const struct btrfs_delayed_ref_node *ref,
757                  const struct btrfs_delayed_tree_ref *full_ref,
758                  int action),
759
760         TP_ARGS(fs_info, ref, full_ref, action)
761 );
762
763 DEFINE_EVENT(btrfs_delayed_tree_ref,  run_delayed_tree_ref,
764
765         TP_PROTO(const struct btrfs_fs_info *fs_info,
766                  const struct btrfs_delayed_ref_node *ref,
767                  const struct btrfs_delayed_tree_ref *full_ref,
768                  int action),
769
770         TP_ARGS(fs_info, ref, full_ref, action)
771 );
772
773 DECLARE_EVENT_CLASS(btrfs_delayed_data_ref,
774
775         TP_PROTO(const struct btrfs_fs_info *fs_info,
776                  const struct btrfs_delayed_ref_node *ref,
777                  const struct btrfs_delayed_data_ref *full_ref,
778                  int action),
779
780         TP_ARGS(fs_info, ref, full_ref, action),
781
782         TP_STRUCT__entry_btrfs(
783                 __field(        u64,  bytenr            )
784                 __field(        u64,  num_bytes         )
785                 __field(        int,  action            ) 
786                 __field(        u64,  parent            )
787                 __field(        u64,  ref_root          )
788                 __field(        u64,  owner             )
789                 __field(        u64,  offset            )
790                 __field(        int,  type              )
791                 __field(        u64,  seq               )
792         ),
793
794         TP_fast_assign_btrfs(fs_info,
795                 __entry->bytenr         = ref->bytenr;
796                 __entry->num_bytes      = ref->num_bytes;
797                 __entry->action         = action;
798                 __entry->parent         = full_ref->parent;
799                 __entry->ref_root       = full_ref->root;
800                 __entry->owner          = full_ref->objectid;
801                 __entry->offset         = full_ref->offset;
802                 __entry->type           = ref->type;
803                 __entry->seq            = ref->seq;
804         ),
805
806         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s "
807                   "parent=%llu(%s) ref_root=%llu(%s) owner=%llu "
808                   "offset=%llu type=%s seq=%llu",
809                   (unsigned long long)__entry->bytenr,
810                   (unsigned long long)__entry->num_bytes,
811                   show_ref_action(__entry->action),
812                   show_root_type(__entry->parent),
813                   show_root_type(__entry->ref_root),
814                   (unsigned long long)__entry->owner,
815                   (unsigned long long)__entry->offset,
816                   show_ref_type(__entry->type),
817                   (unsigned long long)__entry->seq)
818 );
819
820 DEFINE_EVENT(btrfs_delayed_data_ref,  add_delayed_data_ref,
821
822         TP_PROTO(const struct btrfs_fs_info *fs_info,
823                  const struct btrfs_delayed_ref_node *ref,
824                  const struct btrfs_delayed_data_ref *full_ref,
825                  int action),
826
827         TP_ARGS(fs_info, ref, full_ref, action)
828 );
829
830 DEFINE_EVENT(btrfs_delayed_data_ref,  run_delayed_data_ref,
831
832         TP_PROTO(const struct btrfs_fs_info *fs_info,
833                  const struct btrfs_delayed_ref_node *ref,
834                  const struct btrfs_delayed_data_ref *full_ref,
835                  int action),
836
837         TP_ARGS(fs_info, ref, full_ref, action)
838 );
839
840 DECLARE_EVENT_CLASS(btrfs_delayed_ref_head,
841
842         TP_PROTO(const struct btrfs_fs_info *fs_info,
843                  const struct btrfs_delayed_ref_head *head_ref,
844                  int action),
845
846         TP_ARGS(fs_info, head_ref, action),
847
848         TP_STRUCT__entry_btrfs(
849                 __field(        u64,  bytenr            )
850                 __field(        u64,  num_bytes         )
851                 __field(        int,  action            ) 
852                 __field(        int,  is_data           )
853         ),
854
855         TP_fast_assign_btrfs(fs_info,
856                 __entry->bytenr         = head_ref->bytenr;
857                 __entry->num_bytes      = head_ref->num_bytes;
858                 __entry->action         = action;
859                 __entry->is_data        = head_ref->is_data;
860         ),
861
862         TP_printk_btrfs("bytenr=%llu num_bytes=%llu action=%s is_data=%d",
863                   (unsigned long long)__entry->bytenr,
864                   (unsigned long long)__entry->num_bytes,
865                   show_ref_action(__entry->action),
866                   __entry->is_data)
867 );
868
869 DEFINE_EVENT(btrfs_delayed_ref_head,  add_delayed_ref_head,
870
871         TP_PROTO(const struct btrfs_fs_info *fs_info,
872                  const struct btrfs_delayed_ref_head *head_ref,
873                  int action),
874
875         TP_ARGS(fs_info, head_ref, action)
876 );
877
878 DEFINE_EVENT(btrfs_delayed_ref_head,  run_delayed_ref_head,
879
880         TP_PROTO(const struct btrfs_fs_info *fs_info,
881                  const struct btrfs_delayed_ref_head *head_ref,
882                  int action),
883
884         TP_ARGS(fs_info, head_ref, action)
885 );
886
887 #define show_chunk_type(type)                                   \
888         __print_flags(type, "|",                                \
889                 { BTRFS_BLOCK_GROUP_DATA,       "DATA"  },      \
890                 { BTRFS_BLOCK_GROUP_SYSTEM,     "SYSTEM"},      \
891                 { BTRFS_BLOCK_GROUP_METADATA,   "METADATA"},    \
892                 { BTRFS_BLOCK_GROUP_RAID0,      "RAID0" },      \
893                 { BTRFS_BLOCK_GROUP_RAID1,      "RAID1" },      \
894                 { BTRFS_BLOCK_GROUP_DUP,        "DUP"   },      \
895                 { BTRFS_BLOCK_GROUP_RAID10,     "RAID10"},      \
896                 { BTRFS_BLOCK_GROUP_RAID5,      "RAID5" },      \
897                 { BTRFS_BLOCK_GROUP_RAID6,      "RAID6" })
898
899 DECLARE_EVENT_CLASS(btrfs__chunk,
900
901         TP_PROTO(const struct btrfs_fs_info *fs_info,
902                  const struct map_lookup *map, u64 offset, u64 size),
903
904         TP_ARGS(fs_info, map, offset, size),
905
906         TP_STRUCT__entry_btrfs(
907                 __field(        int,  num_stripes               )
908                 __field(        u64,  type                      )
909                 __field(        int,  sub_stripes               )
910                 __field(        u64,  offset                    )
911                 __field(        u64,  size                      )
912                 __field(        u64,  root_objectid             )
913         ),
914
915         TP_fast_assign_btrfs(fs_info,
916                 __entry->num_stripes    = map->num_stripes;
917                 __entry->type           = map->type;
918                 __entry->sub_stripes    = map->sub_stripes;
919                 __entry->offset         = offset;
920                 __entry->size           = size;
921                 __entry->root_objectid  = fs_info->chunk_root->root_key.objectid;
922         ),
923
924         TP_printk_btrfs("root=%llu(%s) offset=%llu size=%llu "
925                   "num_stripes=%d sub_stripes=%d type=%s",
926                   show_root_type(__entry->root_objectid),
927                   (unsigned long long)__entry->offset,
928                   (unsigned long long)__entry->size,
929                   __entry->num_stripes, __entry->sub_stripes,
930                   show_chunk_type(__entry->type))
931 );
932
933 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_alloc,
934
935         TP_PROTO(const struct btrfs_fs_info *fs_info,
936                  const struct map_lookup *map, u64 offset, u64 size),
937
938         TP_ARGS(fs_info, map, offset, size)
939 );
940
941 DEFINE_EVENT(btrfs__chunk,  btrfs_chunk_free,
942
943         TP_PROTO(const struct btrfs_fs_info *fs_info,
944                  const struct map_lookup *map, u64 offset, u64 size),
945
946         TP_ARGS(fs_info, map, offset, size)
947 );
948
949 TRACE_EVENT(btrfs_cow_block,
950
951         TP_PROTO(const struct btrfs_root *root, const struct extent_buffer *buf,
952                  const struct extent_buffer *cow),
953
954         TP_ARGS(root, buf, cow),
955
956         TP_STRUCT__entry_btrfs(
957                 __field(        u64,  root_objectid             )
958                 __field(        u64,  buf_start                 )
959                 __field(        int,  refs                      )
960                 __field(        u64,  cow_start                 )
961                 __field(        int,  buf_level                 )
962                 __field(        int,  cow_level                 )
963         ),
964
965         TP_fast_assign_btrfs(root->fs_info,
966                 __entry->root_objectid  = root->root_key.objectid;
967                 __entry->buf_start      = buf->start;
968                 __entry->refs           = atomic_read(&buf->refs);
969                 __entry->cow_start      = cow->start;
970                 __entry->buf_level      = btrfs_header_level(buf);
971                 __entry->cow_level      = btrfs_header_level(cow);
972         ),
973
974         TP_printk_btrfs("root=%llu(%s) refs=%d orig_buf=%llu "
975                   "(orig_level=%d) cow_buf=%llu (cow_level=%d)",
976                   show_root_type(__entry->root_objectid),
977                   __entry->refs,
978                   (unsigned long long)__entry->buf_start,
979                   __entry->buf_level,
980                   (unsigned long long)__entry->cow_start,
981                   __entry->cow_level)
982 );
983
984 TRACE_EVENT(btrfs_space_reservation,
985
986         TP_PROTO(const struct btrfs_fs_info *fs_info, char *type, u64 val,
987                  u64 bytes, int reserve),
988
989         TP_ARGS(fs_info, type, val, bytes, reserve),
990
991         TP_STRUCT__entry_btrfs(
992                 __string(       type,   type                    )
993                 __field(        u64,    val                     )
994                 __field(        u64,    bytes                   )
995                 __field(        int,    reserve                 )
996         ),
997
998         TP_fast_assign_btrfs(fs_info,
999                 __assign_str(type, type);
1000                 __entry->val            = val;
1001                 __entry->bytes          = bytes;
1002                 __entry->reserve        = reserve;
1003         ),
1004
1005         TP_printk_btrfs("%s: %Lu %s %Lu", __get_str(type), __entry->val,
1006                         __entry->reserve ? "reserve" : "release",
1007                         __entry->bytes)
1008 );
1009
1010 #define show_flush_action(action)                                               \
1011         __print_symbolic(action,                                                \
1012                 { BTRFS_RESERVE_NO_FLUSH,       "BTRFS_RESERVE_NO_FLUSH"},      \
1013                 { BTRFS_RESERVE_FLUSH_LIMIT,    "BTRFS_RESERVE_FLUSH_LIMIT"},   \
1014                 { BTRFS_RESERVE_FLUSH_ALL,      "BTRFS_RESERVE_FLUSH_ALL"})
1015
1016 TRACE_EVENT(btrfs_trigger_flush,
1017
1018         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 bytes,
1019                  int flush, char *reason),
1020
1021         TP_ARGS(fs_info, flags, bytes, flush, reason),
1022
1023         TP_STRUCT__entry(
1024                 __array(        u8,     fsid,   BTRFS_FSID_SIZE )
1025                 __field(        u64,    flags                   )
1026                 __field(        u64,    bytes                   )
1027                 __field(        int,    flush                   )
1028                 __string(       reason, reason                  )
1029         ),
1030
1031         TP_fast_assign(
1032                 memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
1033                 __entry->flags  = flags;
1034                 __entry->bytes  = bytes;
1035                 __entry->flush  = flush;
1036                 __assign_str(reason, reason)
1037         ),
1038
1039         TP_printk("%pU: %s: flush=%d(%s) flags=%llu(%s) bytes=%llu",
1040                   __entry->fsid, __get_str(reason), __entry->flush,
1041                   show_flush_action(__entry->flush),
1042                   (unsigned long long)__entry->flags,
1043                   __print_flags((unsigned long)__entry->flags, "|",
1044                                 BTRFS_GROUP_FLAGS),
1045                   (unsigned long long)__entry->bytes)
1046 );
1047
1048 #define show_flush_state(state)                                                 \
1049         __print_symbolic(state,                                                 \
1050                 { FLUSH_DELAYED_ITEMS_NR,       "FLUSH_DELAYED_ITEMS_NR"},      \
1051                 { FLUSH_DELAYED_ITEMS,          "FLUSH_DELAYED_ITEMS"},         \
1052                 { FLUSH_DELALLOC,               "FLUSH_DELALLOC"},              \
1053                 { FLUSH_DELALLOC_WAIT,          "FLUSH_DELALLOC_WAIT"},         \
1054                 { ALLOC_CHUNK,                  "ALLOC_CHUNK"},                 \
1055                 { COMMIT_TRANS,                 "COMMIT_TRANS"})
1056
1057 TRACE_EVENT(btrfs_flush_space,
1058
1059         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 flags, u64 num_bytes,
1060                  int state, int ret),
1061
1062         TP_ARGS(fs_info, flags, num_bytes, state, ret),
1063
1064         TP_STRUCT__entry(
1065                 __array(        u8,     fsid,   BTRFS_FSID_SIZE )
1066                 __field(        u64,    flags                   )
1067                 __field(        u64,    num_bytes               )
1068                 __field(        int,    state                   )
1069                 __field(        int,    ret                     )
1070         ),
1071
1072         TP_fast_assign(
1073                 memcpy(__entry->fsid, fs_info->fsid, BTRFS_FSID_SIZE);
1074                 __entry->flags          =       flags;
1075                 __entry->num_bytes      =       num_bytes;
1076                 __entry->state          =       state;
1077                 __entry->ret            =       ret;
1078         ),
1079
1080         TP_printk("%pU: state=%d(%s) flags=%llu(%s) num_bytes=%llu ret=%d",
1081                   __entry->fsid, __entry->state,
1082                   show_flush_state(__entry->state),
1083                   (unsigned long long)__entry->flags,
1084                   __print_flags((unsigned long)__entry->flags, "|",
1085                                 BTRFS_GROUP_FLAGS),
1086                   (unsigned long long)__entry->num_bytes, __entry->ret)
1087 );
1088
1089 DECLARE_EVENT_CLASS(btrfs__reserved_extent,
1090
1091         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1092
1093         TP_ARGS(fs_info, start, len),
1094
1095         TP_STRUCT__entry_btrfs(
1096                 __field(        u64,  start                     )
1097                 __field(        u64,  len                       )
1098         ),
1099
1100         TP_fast_assign_btrfs(fs_info,
1101                 __entry->start          = start;
1102                 __entry->len            = len;
1103         ),
1104
1105         TP_printk_btrfs("root=%llu(%s) start=%llu len=%llu",
1106                   show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1107                   (unsigned long long)__entry->start,
1108                   (unsigned long long)__entry->len)
1109 );
1110
1111 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_alloc,
1112
1113         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1114
1115         TP_ARGS(fs_info, start, len)
1116 );
1117
1118 DEFINE_EVENT(btrfs__reserved_extent,  btrfs_reserved_extent_free,
1119
1120         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 start, u64 len),
1121
1122         TP_ARGS(fs_info, start, len)
1123 );
1124
1125 TRACE_EVENT(find_free_extent,
1126
1127         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 num_bytes,
1128                  u64 empty_size, u64 data),
1129
1130         TP_ARGS(fs_info, num_bytes, empty_size, data),
1131
1132         TP_STRUCT__entry_btrfs(
1133                 __field(        u64,    num_bytes               )
1134                 __field(        u64,    empty_size              )
1135                 __field(        u64,    data                    )
1136         ),
1137
1138         TP_fast_assign_btrfs(fs_info,
1139                 __entry->num_bytes      = num_bytes;
1140                 __entry->empty_size     = empty_size;
1141                 __entry->data           = data;
1142         ),
1143
1144         TP_printk_btrfs("root=%Lu(%s) len=%Lu empty_size=%Lu flags=%Lu(%s)",
1145                   show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1146                   __entry->num_bytes, __entry->empty_size, __entry->data,
1147                   __print_flags((unsigned long)__entry->data, "|",
1148                                  BTRFS_GROUP_FLAGS))
1149 );
1150
1151 DECLARE_EVENT_CLASS(btrfs__reserve_extent,
1152
1153         TP_PROTO(const struct btrfs_fs_info *fs_info,
1154                  const struct btrfs_block_group_cache *block_group, u64 start,
1155                  u64 len),
1156
1157         TP_ARGS(fs_info, block_group, start, len),
1158
1159         TP_STRUCT__entry_btrfs(
1160                 __field(        u64,    bg_objectid             )
1161                 __field(        u64,    flags                   )
1162                 __field(        u64,    start                   )
1163                 __field(        u64,    len                     )
1164         ),
1165
1166         TP_fast_assign_btrfs(fs_info,
1167                 __entry->bg_objectid    = block_group->key.objectid;
1168                 __entry->flags          = block_group->flags;
1169                 __entry->start          = start;
1170                 __entry->len            = len;
1171         ),
1172
1173         TP_printk_btrfs("root=%Lu(%s) block_group=%Lu flags=%Lu(%s) "
1174                   "start=%Lu len=%Lu",
1175                   show_root_type(BTRFS_EXTENT_TREE_OBJECTID),
1176                   __entry->bg_objectid,
1177                   __entry->flags, __print_flags((unsigned long)__entry->flags,
1178                                                 "|", BTRFS_GROUP_FLAGS),
1179                   __entry->start, __entry->len)
1180 );
1181
1182 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent,
1183
1184         TP_PROTO(const struct btrfs_fs_info *fs_info,
1185                  const struct btrfs_block_group_cache *block_group, u64 start,
1186                  u64 len),
1187
1188         TP_ARGS(fs_info, block_group, start, len)
1189 );
1190
1191 DEFINE_EVENT(btrfs__reserve_extent, btrfs_reserve_extent_cluster,
1192
1193         TP_PROTO(const struct btrfs_fs_info *fs_info,
1194                  const struct btrfs_block_group_cache *block_group, u64 start,
1195                  u64 len),
1196
1197         TP_ARGS(fs_info, block_group, start, len)
1198 );
1199
1200 TRACE_EVENT(btrfs_find_cluster,
1201
1202         TP_PROTO(const struct btrfs_block_group_cache *block_group, u64 start,
1203                  u64 bytes, u64 empty_size, u64 min_bytes),
1204
1205         TP_ARGS(block_group, start, bytes, empty_size, min_bytes),
1206
1207         TP_STRUCT__entry_btrfs(
1208                 __field(        u64,    bg_objectid             )
1209                 __field(        u64,    flags                   )
1210                 __field(        u64,    start                   )
1211                 __field(        u64,    bytes                   )
1212                 __field(        u64,    empty_size              )
1213                 __field(        u64,    min_bytes               )
1214         ),
1215
1216         TP_fast_assign_btrfs(block_group->fs_info,
1217                 __entry->bg_objectid    = block_group->key.objectid;
1218                 __entry->flags          = block_group->flags;
1219                 __entry->start          = start;
1220                 __entry->bytes          = bytes;
1221                 __entry->empty_size     = empty_size;
1222                 __entry->min_bytes      = min_bytes;
1223         ),
1224
1225         TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) start=%Lu len=%Lu "
1226                   "empty_size=%Lu min_bytes=%Lu", __entry->bg_objectid,
1227                   __entry->flags,
1228                   __print_flags((unsigned long)__entry->flags, "|",
1229                                 BTRFS_GROUP_FLAGS), __entry->start,
1230                   __entry->bytes, __entry->empty_size,  __entry->min_bytes)
1231 );
1232
1233 TRACE_EVENT(btrfs_failed_cluster_setup,
1234
1235         TP_PROTO(const struct btrfs_block_group_cache *block_group),
1236
1237         TP_ARGS(block_group),
1238
1239         TP_STRUCT__entry_btrfs(
1240                 __field(        u64,    bg_objectid             )
1241         ),
1242
1243         TP_fast_assign_btrfs(block_group->fs_info,
1244                 __entry->bg_objectid    = block_group->key.objectid;
1245         ),
1246
1247         TP_printk_btrfs("block_group=%Lu", __entry->bg_objectid)
1248 );
1249
1250 TRACE_EVENT(btrfs_setup_cluster,
1251
1252         TP_PROTO(const struct btrfs_block_group_cache *block_group,
1253                  const struct btrfs_free_cluster *cluster,
1254                  u64 size, int bitmap),
1255
1256         TP_ARGS(block_group, cluster, size, bitmap),
1257
1258         TP_STRUCT__entry_btrfs(
1259                 __field(        u64,    bg_objectid             )
1260                 __field(        u64,    flags                   )
1261                 __field(        u64,    start                   )
1262                 __field(        u64,    max_size                )
1263                 __field(        u64,    size                    )
1264                 __field(        int,    bitmap                  )
1265         ),
1266
1267         TP_fast_assign_btrfs(block_group->fs_info,
1268                 __entry->bg_objectid    = block_group->key.objectid;
1269                 __entry->flags          = block_group->flags;
1270                 __entry->start          = cluster->window_start;
1271                 __entry->max_size       = cluster->max_size;
1272                 __entry->size           = size;
1273                 __entry->bitmap         = bitmap;
1274         ),
1275
1276         TP_printk_btrfs("block_group=%Lu flags=%Lu(%s) window_start=%Lu "
1277                   "size=%Lu max_size=%Lu bitmap=%d",
1278                   __entry->bg_objectid,
1279                   __entry->flags,
1280                   __print_flags((unsigned long)__entry->flags, "|",
1281                                 BTRFS_GROUP_FLAGS), __entry->start,
1282                   __entry->size, __entry->max_size, __entry->bitmap)
1283 );
1284
1285 struct extent_state;
1286 TRACE_EVENT(alloc_extent_state,
1287
1288         TP_PROTO(const struct extent_state *state,
1289                  gfp_t mask, unsigned long IP),
1290
1291         TP_ARGS(state, mask, IP),
1292
1293         TP_STRUCT__entry(
1294                 __field(const struct extent_state *, state)
1295                 __field(gfp_t, mask)
1296                 __field(unsigned long, ip)
1297         ),
1298
1299         TP_fast_assign(
1300                 __entry->state  = state,
1301                 __entry->mask   = mask,
1302                 __entry->ip     = IP
1303         ),
1304
1305         TP_printk("state=%p mask=%s caller=%pS", __entry->state,
1306                   show_gfp_flags(__entry->mask), (const void *)__entry->ip)
1307 );
1308
1309 TRACE_EVENT(free_extent_state,
1310
1311         TP_PROTO(const struct extent_state *state, unsigned long IP),
1312
1313         TP_ARGS(state, IP),
1314
1315         TP_STRUCT__entry(
1316                 __field(const struct extent_state *, state)
1317                 __field(unsigned long, ip)
1318         ),
1319
1320         TP_fast_assign(
1321                 __entry->state  = state,
1322                 __entry->ip = IP
1323         ),
1324
1325         TP_printk("state=%p caller=%pS", __entry->state,
1326                   (const void *)__entry->ip)
1327 );
1328
1329 DECLARE_EVENT_CLASS(btrfs__work,
1330
1331         TP_PROTO(const struct btrfs_work *work),
1332
1333         TP_ARGS(work),
1334
1335         TP_STRUCT__entry_btrfs(
1336                 __field(        const void *,   work                    )
1337                 __field(        const void *,   wq                      )
1338                 __field(        const void *,   func                    )
1339                 __field(        const void *,   ordered_func            )
1340                 __field(        const void *,   ordered_free            )
1341                 __field(        const void *,   normal_work             )
1342         ),
1343
1344         TP_fast_assign_btrfs(btrfs_work_owner(work),
1345                 __entry->work           = work;
1346                 __entry->wq             = work->wq;
1347                 __entry->func           = work->func;
1348                 __entry->ordered_func   = work->ordered_func;
1349                 __entry->ordered_free   = work->ordered_free;
1350                 __entry->normal_work    = &work->normal_work;
1351         ),
1352
1353         TP_printk_btrfs("work=%p (normal_work=%p) wq=%p func=%pf ordered_func=%p "
1354                   "ordered_free=%p",
1355                   __entry->work, __entry->normal_work, __entry->wq,
1356                    __entry->func, __entry->ordered_func, __entry->ordered_free)
1357 );
1358
1359 /*
1360  * For situiations when the work is freed, we pass fs_info and a tag that that
1361  * matches address of the work structure so it can be paired with the
1362  * scheduling event.
1363  */
1364 DECLARE_EVENT_CLASS(btrfs__work__done,
1365
1366         TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1367
1368         TP_ARGS(fs_info, wtag),
1369
1370         TP_STRUCT__entry_btrfs(
1371                 __field(        const void *,   wtag                    )
1372         ),
1373
1374         TP_fast_assign_btrfs(fs_info,
1375                 __entry->wtag           = wtag;
1376         ),
1377
1378         TP_printk_btrfs("work->%p", __entry->wtag)
1379 );
1380
1381 DEFINE_EVENT(btrfs__work, btrfs_work_queued,
1382
1383         TP_PROTO(const struct btrfs_work *work),
1384
1385         TP_ARGS(work)
1386 );
1387
1388 DEFINE_EVENT(btrfs__work, btrfs_work_sched,
1389
1390         TP_PROTO(const struct btrfs_work *work),
1391
1392         TP_ARGS(work)
1393 );
1394
1395 DEFINE_EVENT(btrfs__work__done, btrfs_all_work_done,
1396
1397         TP_PROTO(const struct btrfs_fs_info *fs_info, const void *wtag),
1398
1399         TP_ARGS(fs_info, wtag)
1400 );
1401
1402 DEFINE_EVENT(btrfs__work, btrfs_ordered_sched,
1403
1404         TP_PROTO(const struct btrfs_work *work),
1405
1406         TP_ARGS(work)
1407 );
1408
1409 DECLARE_EVENT_CLASS(btrfs__workqueue,
1410
1411         TP_PROTO(const struct __btrfs_workqueue *wq,
1412                  const char *name, int high),
1413
1414         TP_ARGS(wq, name, high),
1415
1416         TP_STRUCT__entry_btrfs(
1417                 __field(        const void *,   wq                      )
1418                 __string(       name,   name                    )
1419                 __field(        int ,   high                    )
1420         ),
1421
1422         TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1423                 __entry->wq             = wq;
1424                 __assign_str(name, name);
1425                 __entry->high           = high;
1426         ),
1427
1428         TP_printk_btrfs("name=%s%s wq=%p", __get_str(name),
1429                   __print_flags(__entry->high, "",
1430                                 {(WQ_HIGHPRI),  "-high"}),
1431                   __entry->wq)
1432 );
1433
1434 DEFINE_EVENT(btrfs__workqueue, btrfs_workqueue_alloc,
1435
1436         TP_PROTO(const struct __btrfs_workqueue *wq,
1437                  const char *name, int high),
1438
1439         TP_ARGS(wq, name, high)
1440 );
1441
1442 DECLARE_EVENT_CLASS(btrfs__workqueue_done,
1443
1444         TP_PROTO(const struct __btrfs_workqueue *wq),
1445
1446         TP_ARGS(wq),
1447
1448         TP_STRUCT__entry_btrfs(
1449                 __field(        const void *,   wq              )
1450         ),
1451
1452         TP_fast_assign_btrfs(btrfs_workqueue_owner(wq),
1453                 __entry->wq             = wq;
1454         ),
1455
1456         TP_printk_btrfs("wq=%p", __entry->wq)
1457 );
1458
1459 DEFINE_EVENT(btrfs__workqueue_done, btrfs_workqueue_destroy,
1460
1461         TP_PROTO(const struct __btrfs_workqueue *wq),
1462
1463         TP_ARGS(wq)
1464 );
1465
1466 #define BTRFS_QGROUP_OPERATIONS                         \
1467         { QGROUP_RESERVE,       "reserve"       },      \
1468         { QGROUP_RELEASE,       "release"       },      \
1469         { QGROUP_FREE,          "free"          }
1470
1471 DECLARE_EVENT_CLASS(btrfs__qgroup_rsv_data,
1472
1473         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1474                  u64 reserved, int op),
1475
1476         TP_ARGS(inode, start, len, reserved, op),
1477
1478         TP_STRUCT__entry_btrfs(
1479                 __field(        u64,            rootid          )
1480                 __field(        u64,            ino             )
1481                 __field(        u64,            start           )
1482                 __field(        u64,            len             )
1483                 __field(        u64,            reserved        )
1484                 __field(        int,            op              )
1485         ),
1486
1487         TP_fast_assign_btrfs(btrfs_sb(inode->i_sb),
1488                 __entry->rootid         = BTRFS_I(inode)->root->objectid;
1489                 __entry->ino            = btrfs_ino(BTRFS_I(inode));
1490                 __entry->start          = start;
1491                 __entry->len            = len;
1492                 __entry->reserved       = reserved;
1493                 __entry->op             = op;
1494         ),
1495
1496         TP_printk_btrfs("root=%llu ino=%llu start=%llu len=%llu reserved=%llu op=%s",
1497                   __entry->rootid, __entry->ino, __entry->start, __entry->len,
1498                   __entry->reserved,
1499                   __print_flags((unsigned long)__entry->op, "",
1500                                 BTRFS_QGROUP_OPERATIONS)
1501         )
1502 );
1503
1504 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_reserve_data,
1505
1506         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1507                  u64 reserved, int op),
1508
1509         TP_ARGS(inode, start, len, reserved, op)
1510 );
1511
1512 DEFINE_EVENT(btrfs__qgroup_rsv_data, btrfs_qgroup_release_data,
1513
1514         TP_PROTO(const struct inode *inode, u64 start, u64 len,
1515                  u64 reserved, int op),
1516
1517         TP_ARGS(inode, start, len, reserved, op)
1518 );
1519
1520 DECLARE_EVENT_CLASS(btrfs__qgroup_delayed_ref,
1521
1522         TP_PROTO(const struct btrfs_fs_info *fs_info,
1523                  u64 ref_root, u64 reserved),
1524
1525         TP_ARGS(fs_info, ref_root, reserved),
1526
1527         TP_STRUCT__entry_btrfs(
1528                 __field(        u64,            ref_root        )
1529                 __field(        u64,            reserved        )
1530         ),
1531
1532         TP_fast_assign_btrfs(fs_info,
1533                 __entry->ref_root       = ref_root;
1534                 __entry->reserved       = reserved;
1535         ),
1536
1537         TP_printk_btrfs("root=%llu reserved=%llu op=free",
1538                   __entry->ref_root, __entry->reserved)
1539 );
1540
1541 DEFINE_EVENT(btrfs__qgroup_delayed_ref, btrfs_qgroup_free_delayed_ref,
1542
1543         TP_PROTO(const struct btrfs_fs_info *fs_info,
1544                  u64 ref_root, u64 reserved),
1545
1546         TP_ARGS(fs_info, ref_root, reserved)
1547 );
1548
1549 DECLARE_EVENT_CLASS(btrfs_qgroup_extent,
1550         TP_PROTO(const struct btrfs_fs_info *fs_info,
1551                  const struct btrfs_qgroup_extent_record *rec),
1552
1553         TP_ARGS(fs_info, rec),
1554
1555         TP_STRUCT__entry_btrfs(
1556                 __field(        u64,  bytenr            )
1557                 __field(        u64,  num_bytes         )
1558         ),
1559
1560         TP_fast_assign_btrfs(fs_info,
1561                 __entry->bytenr         = rec->bytenr,
1562                 __entry->num_bytes      = rec->num_bytes;
1563         ),
1564
1565         TP_printk_btrfs("bytenr=%llu num_bytes=%llu",
1566                   (unsigned long long)__entry->bytenr,
1567                   (unsigned long long)__entry->num_bytes)
1568 );
1569
1570 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_account_extents,
1571
1572         TP_PROTO(const struct btrfs_fs_info *fs_info,
1573                  const struct btrfs_qgroup_extent_record *rec),
1574
1575         TP_ARGS(fs_info, rec)
1576 );
1577
1578 DEFINE_EVENT(btrfs_qgroup_extent, btrfs_qgroup_trace_extent,
1579
1580         TP_PROTO(const struct btrfs_fs_info *fs_info,
1581                  const struct btrfs_qgroup_extent_record *rec),
1582
1583         TP_ARGS(fs_info, rec)
1584 );
1585
1586 TRACE_EVENT(btrfs_qgroup_account_extent,
1587
1588         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 bytenr,
1589                  u64 num_bytes, u64 nr_old_roots, u64 nr_new_roots),
1590
1591         TP_ARGS(fs_info, bytenr, num_bytes, nr_old_roots, nr_new_roots),
1592
1593         TP_STRUCT__entry_btrfs(
1594                 __field(        u64,  bytenr                    )
1595                 __field(        u64,  num_bytes                 )
1596                 __field(        u64,  nr_old_roots              )
1597                 __field(        u64,  nr_new_roots              )
1598         ),
1599
1600         TP_fast_assign_btrfs(fs_info,
1601                 __entry->bytenr         = bytenr;
1602                 __entry->num_bytes      = num_bytes;
1603                 __entry->nr_old_roots   = nr_old_roots;
1604                 __entry->nr_new_roots   = nr_new_roots;
1605         ),
1606
1607         TP_printk_btrfs("bytenr=%llu num_bytes=%llu nr_old_roots=%llu "
1608                   "nr_new_roots=%llu",
1609                   __entry->bytenr,
1610                   __entry->num_bytes,
1611                   __entry->nr_old_roots,
1612                   __entry->nr_new_roots)
1613 );
1614
1615 TRACE_EVENT(qgroup_update_counters,
1616
1617         TP_PROTO(const struct btrfs_fs_info *fs_info, u64 qgid,
1618                  u64 cur_old_count, u64 cur_new_count),
1619
1620         TP_ARGS(fs_info, qgid, cur_old_count, cur_new_count),
1621
1622         TP_STRUCT__entry_btrfs(
1623                 __field(        u64,  qgid                      )
1624                 __field(        u64,  cur_old_count             )
1625                 __field(        u64,  cur_new_count             )
1626         ),
1627
1628         TP_fast_assign_btrfs(fs_info,
1629                 __entry->qgid           = qgid;
1630                 __entry->cur_old_count  = cur_old_count;
1631                 __entry->cur_new_count  = cur_new_count;
1632         ),
1633
1634         TP_printk_btrfs("qgid=%llu cur_old_count=%llu cur_new_count=%llu",
1635                   __entry->qgid,
1636                   __entry->cur_old_count,
1637                   __entry->cur_new_count)
1638 );
1639
1640 TRACE_EVENT(qgroup_update_reserve,
1641
1642         TP_PROTO(struct btrfs_fs_info *fs_info, struct btrfs_qgroup *qgroup,
1643                  s64 diff, int type),
1644
1645         TP_ARGS(fs_info, qgroup, diff, type),
1646
1647         TP_STRUCT__entry_btrfs(
1648                 __field(        u64,    qgid                    )
1649                 __field(        u64,    cur_reserved            )
1650                 __field(        s64,    diff                    )
1651                 __field(        int,    type                    )
1652         ),
1653
1654         TP_fast_assign_btrfs(fs_info,
1655                 __entry->qgid           = qgroup->qgroupid;
1656                 __entry->cur_reserved   = qgroup->rsv.values[type];
1657                 __entry->diff           = diff;
1658         ),
1659
1660         TP_printk_btrfs("qgid=%llu type=%s cur_reserved=%llu diff=%lld",
1661                 __entry->qgid, show_qgroup_rsv_type(__entry->type),
1662                 __entry->cur_reserved, __entry->diff)
1663 );
1664
1665 TRACE_EVENT(qgroup_meta_reserve,
1666
1667         TP_PROTO(struct btrfs_root *root, s64 diff, int type),
1668
1669         TP_ARGS(root, diff, type),
1670
1671         TP_STRUCT__entry_btrfs(
1672                 __field(        u64,    refroot                 )
1673                 __field(        s64,    diff                    )
1674                 __field(        int,    type                    )
1675         ),
1676
1677         TP_fast_assign_btrfs(root->fs_info,
1678                 __entry->refroot        = root->objectid;
1679                 __entry->diff           = diff;
1680         ),
1681
1682         TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1683                 show_root_type(__entry->refroot),
1684                 show_qgroup_rsv_type(__entry->type), __entry->diff)
1685 );
1686
1687 TRACE_EVENT(qgroup_meta_convert,
1688
1689         TP_PROTO(struct btrfs_root *root, s64 diff),
1690
1691         TP_ARGS(root, diff),
1692
1693         TP_STRUCT__entry_btrfs(
1694                 __field(        u64,    refroot                 )
1695                 __field(        s64,    diff                    )
1696                 __field(        int,    type                    )
1697         ),
1698
1699         TP_fast_assign_btrfs(root->fs_info,
1700                 __entry->refroot        = root->objectid;
1701                 __entry->diff           = diff;
1702         ),
1703
1704         TP_printk_btrfs("refroot=%llu(%s) type=%s->%s diff=%lld",
1705                 show_root_type(__entry->refroot),
1706                 show_qgroup_rsv_type(BTRFS_QGROUP_RSV_META_PREALLOC),
1707                 show_qgroup_rsv_type(BTRFS_QGROUP_RSV_META_PERTRANS),
1708                 __entry->diff)
1709 );
1710
1711 TRACE_EVENT(qgroup_meta_free_all_pertrans,
1712
1713         TP_PROTO(struct btrfs_root *root),
1714
1715         TP_ARGS(root),
1716
1717         TP_STRUCT__entry_btrfs(
1718                 __field(        u64,    refroot                 )
1719                 __field(        s64,    diff                    )
1720                 __field(        int,    type                    )
1721         ),
1722
1723         TP_fast_assign_btrfs(root->fs_info,
1724                 __entry->refroot        = root->objectid;
1725                 spin_lock(&root->qgroup_meta_rsv_lock);
1726                 __entry->diff           = -(s64)root->qgroup_meta_rsv_pertrans;
1727                 spin_unlock(&root->qgroup_meta_rsv_lock);
1728                 __entry->type           = BTRFS_QGROUP_RSV_META_PERTRANS;
1729         ),
1730
1731         TP_printk_btrfs("refroot=%llu(%s) type=%s diff=%lld",
1732                 show_root_type(__entry->refroot),
1733                 show_qgroup_rsv_type(__entry->type), __entry->diff)
1734 );
1735
1736 DECLARE_EVENT_CLASS(btrfs__prelim_ref,
1737         TP_PROTO(const struct btrfs_fs_info *fs_info,
1738                  const struct prelim_ref *oldref,
1739                  const struct prelim_ref *newref, u64 tree_size),
1740         TP_ARGS(fs_info, newref, oldref, tree_size),
1741
1742         TP_STRUCT__entry_btrfs(
1743                 __field(        u64,  root_id           )
1744                 __field(        u64,  objectid          )
1745                 __field(         u8,  type              )
1746                 __field(        u64,  offset            )
1747                 __field(        int,  level             )
1748                 __field(        int,  old_count         )
1749                 __field(        u64,  parent            )
1750                 __field(        u64,  bytenr            )
1751                 __field(        int,  mod_count         )
1752                 __field(        u64,  tree_size         )
1753         ),
1754
1755         TP_fast_assign_btrfs(fs_info,
1756                 __entry->root_id        = oldref->root_id;
1757                 __entry->objectid       = oldref->key_for_search.objectid;
1758                 __entry->type           = oldref->key_for_search.type;
1759                 __entry->offset         = oldref->key_for_search.offset;
1760                 __entry->level          = oldref->level;
1761                 __entry->old_count      = oldref->count;
1762                 __entry->parent         = oldref->parent;
1763                 __entry->bytenr         = oldref->wanted_disk_byte;
1764                 __entry->mod_count      = newref ? newref->count : 0;
1765                 __entry->tree_size      = tree_size;
1766         ),
1767
1768         TP_printk_btrfs("root_id=%llu key=[%llu,%u,%llu] level=%d count=[%d+%d=%d] parent=%llu wanted_disk_byte=%llu nodes=%llu",
1769                         (unsigned long long)__entry->root_id,
1770                         (unsigned long long)__entry->objectid, __entry->type,
1771                         (unsigned long long)__entry->offset, __entry->level,
1772                         __entry->old_count, __entry->mod_count,
1773                         __entry->old_count + __entry->mod_count,
1774                         (unsigned long long)__entry->parent,
1775                         (unsigned long long)__entry->bytenr,
1776                         (unsigned long long)__entry->tree_size)
1777 );
1778
1779 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_merge,
1780         TP_PROTO(const struct btrfs_fs_info *fs_info,
1781                  const struct prelim_ref *oldref,
1782                  const struct prelim_ref *newref, u64 tree_size),
1783         TP_ARGS(fs_info, oldref, newref, tree_size)
1784 );
1785
1786 DEFINE_EVENT(btrfs__prelim_ref, btrfs_prelim_ref_insert,
1787         TP_PROTO(const struct btrfs_fs_info *fs_info,
1788                  const struct prelim_ref *oldref,
1789                  const struct prelim_ref *newref, u64 tree_size),
1790         TP_ARGS(fs_info, oldref, newref, tree_size)
1791 );
1792
1793 TRACE_EVENT(btrfs_inode_mod_outstanding_extents,
1794         TP_PROTO(struct btrfs_root *root, u64 ino, int mod),
1795
1796         TP_ARGS(root, ino, mod),
1797
1798         TP_STRUCT__entry_btrfs(
1799                 __field(        u64, root_objectid      )
1800                 __field(        u64, ino                )
1801                 __field(        int, mod                )
1802         ),
1803
1804         TP_fast_assign_btrfs(root->fs_info,
1805                 __entry->root_objectid  = root->objectid;
1806                 __entry->ino            = ino;
1807                 __entry->mod            = mod;
1808         ),
1809
1810         TP_printk_btrfs("root=%llu(%s) ino=%llu mod=%d",
1811                         show_root_type(__entry->root_objectid),
1812                         (unsigned long long)__entry->ino, __entry->mod)
1813 );
1814 #endif /* _TRACE_BTRFS_H */
1815
1816 /* This part must be outside protection */
1817 #include <trace/define_trace.h>