1 /* SPDX-License-Identifier: GPL-2.0-only */
3 #define TRACE_SYSTEM btrfs
5 #if !defined(LTTNG_TRACE_BTRFS_H) || defined(TRACE_HEADER_MULTI_READ)
6 #define LTTNG_TRACE_BTRFS_H
8 #include <probes/lttng-tracepoint-event.h>
9 #include <linux/writeback.h>
11 #ifndef _TRACE_BTRFS_DEF_
12 #define _TRACE_BTRFS_DEF_
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
;
23 struct btrfs_free_cluster
;
29 #define BTRFS_UUID_SIZE 16
31 #define lttng_fs_info_fsid fs_info->fs_devices->fsid
33 LTTNG_TRACEPOINT_EVENT(btrfs_transaction_commit
,
35 TP_PROTO(const struct btrfs_root
*root
),
40 ctf_integer(u64
, generation
, root
->fs_info
->generation
)
41 ctf_integer(u64
, root_objectid
, root
->root_key
.objectid
)
45 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__inode
,
47 TP_PROTO(const struct inode
*inode
),
52 ctf_integer(ino_t
, ino
, inode
->i_ino
)
53 ctf_integer(blkcnt_t
, blocks
, inode
->i_blocks
)
54 ctf_integer(u64
, disk_i_size
, BTRFS_I(inode
)->disk_i_size
)
55 ctf_integer(u64
, generation
, BTRFS_I(inode
)->generation
)
56 ctf_integer(u64
, last_trans
, BTRFS_I(inode
)->last_trans
)
57 ctf_integer(u64
, logged_trans
, BTRFS_I(inode
)->logged_trans
)
58 ctf_integer(u64
, root_objectid
,
59 BTRFS_I(inode
)->root
->root_key
.objectid
)
63 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__inode
, btrfs_inode_new
,
65 TP_PROTO(const struct inode
*inode
),
70 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__inode
, btrfs_inode_request
,
72 TP_PROTO(const struct inode
*inode
),
77 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__inode
, btrfs_inode_evict
,
79 TP_PROTO(const struct inode
*inode
),
84 LTTNG_TRACEPOINT_EVENT(btrfs_get_extent
,
86 TP_PROTO(const struct btrfs_root
*root
, const struct btrfs_inode
*inode
,
87 const struct extent_map
*map
),
89 TP_ARGS(root
, inode
, map
),
92 ctf_integer(u64
, root_objectid
, root
->root_key
.objectid
)
93 ctf_integer(u64
, ino
, btrfs_ino(inode
))
94 ctf_integer(u64
, start
, map
->start
)
95 ctf_integer(u64
, len
, map
->len
)
96 ctf_integer(u64
, orig_start
, map
->orig_start
)
97 ctf_integer(u64
, block_start
, map
->block_start
)
98 ctf_integer(u64
, block_len
, map
->block_len
)
99 ctf_integer(unsigned long, flags
, map
->flags
)
100 ctf_integer(int, refs
, refcount_read(&map
->refs
))
101 ctf_integer(unsigned int, compress_type
, map
->compress_type
)
105 LTTNG_TRACEPOINT_EVENT(btrfs_handle_em_exist
,
107 TP_PROTO(const struct btrfs_fs_info
*fs_info
,
108 const struct extent_map
*existing
, const struct extent_map
*map
,
111 TP_ARGS(fs_info
, existing
, map
, start
, len
),
114 ctf_array(u8
, fsid
, lttng_fs_info_fsid
, BTRFS_UUID_SIZE
)
115 ctf_integer(u64
, e_start
, existing
->start
)
116 ctf_integer(u64
, e_len
, existing
->len
)
117 ctf_integer(u64
, map_start
, map
->start
)
118 ctf_integer(u64
, map_len
, map
->len
)
119 ctf_integer(u64
, start
, start
)
120 ctf_integer(u64
, len
, len
)
124 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__ordered_extent
,
126 TP_PROTO(const struct inode
*inode
,
127 const struct btrfs_ordered_extent
*ordered
),
129 TP_ARGS(inode
, ordered
),
132 ctf_integer(ino_t
, ino
, inode
->i_ino
)
133 ctf_integer(u64
, file_offset
, ordered
->file_offset
)
134 ctf_integer(u64
, start
, ordered
->disk_bytenr
)
135 ctf_integer(u64
, len
, ordered
->num_bytes
)
136 ctf_integer(u64
, disk_len
, ordered
->disk_num_bytes
)
137 ctf_integer(u64
, bytes_left
, ordered
->bytes_left
)
138 ctf_integer(unsigned long, flags
, ordered
->flags
)
139 ctf_integer(int, compress_type
, ordered
->compress_type
)
140 ctf_integer(int, refs
, refcount_read(&ordered
->refs
))
141 ctf_integer(u64
, root_objectid
,
142 BTRFS_I(inode
)->root
->root_key
.objectid
)
146 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__ordered_extent
, btrfs_ordered_extent_add
,
148 TP_PROTO(const struct inode
*inode
,
149 const struct btrfs_ordered_extent
*ordered
),
151 TP_ARGS(inode
, ordered
)
154 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__ordered_extent
, btrfs_ordered_extent_remove
,
156 TP_PROTO(const struct inode
*inode
,
157 const struct btrfs_ordered_extent
*ordered
),
159 TP_ARGS(inode
, ordered
)
162 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__ordered_extent
, btrfs_ordered_extent_start
,
164 TP_PROTO(const struct inode
*inode
,
165 const struct btrfs_ordered_extent
*ordered
),
167 TP_ARGS(inode
, ordered
)
170 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__ordered_extent
, btrfs_ordered_extent_put
,
172 TP_PROTO(const struct inode
*inode
,
173 const struct btrfs_ordered_extent
*ordered
),
175 TP_ARGS(inode
, ordered
)
178 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__writepage
,
180 TP_PROTO(const struct page
*page
, const struct inode
*inode
,
181 const struct writeback_control
*wbc
),
183 TP_ARGS(page
, inode
, wbc
),
186 ctf_integer(ino_t
, ino
, inode
->i_ino
)
187 ctf_integer(pgoff_t
, index
, page
->index
)
188 ctf_integer(long, nr_to_write
, wbc
->nr_to_write
)
189 ctf_integer(long, pages_skipped
, wbc
->pages_skipped
)
190 ctf_integer(loff_t
, range_start
, wbc
->range_start
)
191 ctf_integer(loff_t
, range_end
, wbc
->range_end
)
192 ctf_integer(char, for_kupdate
, wbc
->for_kupdate
)
193 ctf_integer(char, for_reclaim
, wbc
->for_reclaim
)
194 ctf_integer(char, range_cyclic
, wbc
->range_cyclic
)
195 ctf_integer(pgoff_t
, writeback_index
,
196 inode
->i_mapping
->writeback_index
)
197 ctf_integer(u64
, root_objectid
,
198 BTRFS_I(inode
)->root
->root_key
.objectid
)
202 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs__writepage
,
206 btrfs__extent_writepage
,
208 TP_PROTO(const struct page
*page
, const struct inode
*inode
,
209 const struct writeback_control
*wbc
),
211 TP_ARGS(page
, inode
, wbc
)
214 LTTNG_TRACEPOINT_EVENT(btrfs_writepage_end_io_hook
,
216 TP_PROTO(const struct page
*page
, u64 start
, u64 end
, int uptodate
),
218 TP_ARGS(page
, start
, end
, uptodate
),
221 ctf_integer(ino_t
, ino
, page
->mapping
->host
->i_ino
)
222 ctf_integer(pgoff_t
, index
, page
->index
)
223 ctf_integer(u64
, start
, start
)
224 ctf_integer(u64
, end
, end
)
225 ctf_integer(int, uptodate
, uptodate
)
226 ctf_integer(u64
, root_objectid
,
227 BTRFS_I(page
->mapping
->host
)->root
->root_key
.objectid
)
231 LTTNG_TRACEPOINT_EVENT(btrfs_sync_file
,
233 TP_PROTO(const struct file
*file
, int datasync
),
235 TP_ARGS(file
, datasync
),
238 ctf_integer(ino_t
, ino
, file
->f_path
.dentry
->d_inode
->i_ino
)
239 ctf_integer(ino_t
, parent
, file
->f_path
.dentry
->d_parent
->d_inode
->i_ino
)
240 ctf_integer(int, datasync
, datasync
)
241 ctf_integer(u64
, root_objectid
,
242 BTRFS_I(file
->f_path
.dentry
->d_inode
)->root
->root_key
.objectid
)
246 LTTNG_TRACEPOINT_EVENT(btrfs_sync_fs
,
248 TP_PROTO(const struct btrfs_fs_info
*fs_info
, int wait
),
250 TP_ARGS(fs_info
, wait
),
253 ctf_integer(int, wait
, wait
)
257 LTTNG_TRACEPOINT_EVENT(btrfs_add_block_group
,
259 TP_PROTO(const struct btrfs_fs_info
*fs_info
,
260 const struct btrfs_block_group
*block_group
, int create
),
262 TP_ARGS(fs_info
, block_group
, create
),
265 ctf_array(u8
, fsid
, lttng_fs_info_fsid
, BTRFS_UUID_SIZE
)
266 ctf_integer(u64
, offset
, block_group
->start
)
267 ctf_integer(u64
, size
, block_group
->length
)
268 ctf_integer(u64
, flags
, block_group
->flags
)
269 ctf_integer(u64
, bytes_used
, block_group
->used
)
270 ctf_integer(u64
, bytes_super
, block_group
->bytes_super
)
271 ctf_integer(int, create
, create
)
275 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs_delayed_tree_ref
,
277 TP_PROTO(const struct btrfs_fs_info
*fs_info
,
278 const struct btrfs_delayed_ref_node
*ref
,
279 const struct btrfs_delayed_tree_ref
*full_ref
,
282 TP_ARGS(fs_info
, ref
, full_ref
, action
),
285 ctf_array(u8
, fsid
, lttng_fs_info_fsid
, BTRFS_UUID_SIZE
)
286 ctf_integer(u64
, bytenr
, ref
->bytenr
)
287 ctf_integer(u64
, num_bytes
, ref
->num_bytes
)
288 ctf_integer(int, action
, action
)
289 ctf_integer(u64
, parent
, full_ref
->parent
)
290 ctf_integer(u64
, ref_root
, full_ref
->root
)
291 ctf_integer(int, level
, full_ref
->level
)
292 ctf_integer(int, type
, ref
->type
)
293 ctf_integer(u64
, seq
, ref
->seq
)
297 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs_delayed_tree_ref
,
299 add_delayed_tree_ref
,
301 btrfs_add_delayed_tree_ref
,
303 TP_PROTO(const struct btrfs_fs_info
*fs_info
,
304 const struct btrfs_delayed_ref_node
*ref
,
305 const struct btrfs_delayed_tree_ref
*full_ref
,
308 TP_ARGS(fs_info
, ref
, full_ref
, action
)
311 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs_delayed_tree_ref
,
313 run_delayed_tree_ref
,
315 btrfs_run_delayed_tree_ref
,
317 TP_PROTO(const struct btrfs_fs_info
*fs_info
,
318 const struct btrfs_delayed_ref_node
*ref
,
319 const struct btrfs_delayed_tree_ref
*full_ref
,
322 TP_ARGS(fs_info
, ref
, full_ref
, action
)
325 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs_delayed_data_ref
,
327 TP_PROTO(const struct btrfs_fs_info
*fs_info
,
328 const struct btrfs_delayed_ref_node
*ref
,
329 const struct btrfs_delayed_data_ref
*full_ref
,
332 TP_ARGS(fs_info
, ref
, full_ref
, action
),
335 ctf_array(u8
, fsid
, lttng_fs_info_fsid
, BTRFS_UUID_SIZE
)
336 ctf_integer(u64
, bytenr
, ref
->bytenr
)
337 ctf_integer(u64
, num_bytes
, ref
->num_bytes
)
338 ctf_integer(int, action
, action
)
339 ctf_integer(u64
, parent
, full_ref
->parent
)
340 ctf_integer(u64
, ref_root
, full_ref
->root
)
341 ctf_integer(u64
, owner
, full_ref
->objectid
)
342 ctf_integer(u64
, offset
, full_ref
->offset
)
343 ctf_integer(int, type
, ref
->type
)
344 ctf_integer(u64
, seq
, ref
->seq
)
348 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs_delayed_data_ref
,
350 add_delayed_data_ref
,
352 btrfs_add_delayed_data_ref
,
354 TP_PROTO(const struct btrfs_fs_info
*fs_info
,
355 const struct btrfs_delayed_ref_node
*ref
,
356 const struct btrfs_delayed_data_ref
*full_ref
,
359 TP_ARGS(fs_info
, ref
, full_ref
, action
)
362 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs_delayed_data_ref
,
364 run_delayed_data_ref
,
366 btrfs_run_delayed_data_ref
,
368 TP_PROTO(const struct btrfs_fs_info
*fs_info
,
369 const struct btrfs_delayed_ref_node
*ref
,
370 const struct btrfs_delayed_data_ref
*full_ref
,
373 TP_ARGS(fs_info
, ref
, full_ref
, action
)
376 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs_delayed_ref_head
,
378 TP_PROTO(const struct btrfs_fs_info
*fs_info
,
379 const struct btrfs_delayed_ref_head
*head_ref
,
382 TP_ARGS(fs_info
, head_ref
, action
),
385 ctf_integer(u64
, bytenr
, head_ref
->bytenr
)
386 ctf_integer(u64
, num_bytes
, head_ref
->num_bytes
)
387 ctf_integer(int, action
, action
)
388 ctf_integer(int, is_data
, head_ref
->is_data
)
392 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs_delayed_ref_head
,
394 add_delayed_ref_head
,
396 btrfs_add_delayed_ref_head
,
398 TP_PROTO(const struct btrfs_fs_info
*fs_info
,
399 const struct btrfs_delayed_ref_head
*head_ref
,
402 TP_ARGS(fs_info
, head_ref
, action
)
405 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs_delayed_ref_head
,
407 run_delayed_ref_head
,
409 btrfs_run_delayed_ref_head
,
411 TP_PROTO(const struct btrfs_fs_info
*fs_info
,
412 const struct btrfs_delayed_ref_head
*head_ref
,
415 TP_ARGS(fs_info
, head_ref
, action
)
418 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__chunk
,
420 TP_PROTO(const struct btrfs_fs_info
*fs_info
, const struct map_lookup
*map
,
421 u64 offset
, u64 size
),
423 TP_ARGS(fs_info
, map
, offset
, size
),
426 ctf_integer(int, num_stripes
, map
->num_stripes
)
427 ctf_integer(u64
, type
, map
->type
)
428 ctf_integer(int, sub_stripes
, map
->sub_stripes
)
429 ctf_integer(u64
, offset
, offset
)
430 ctf_integer(u64
, size
, size
)
431 ctf_integer(u64
, root_objectid
, fs_info
->chunk_root
->root_key
.objectid
)
435 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__chunk
, btrfs_chunk_alloc
,
437 TP_PROTO(const struct btrfs_fs_info
*fs_info
, const struct map_lookup
*map
,
438 u64 offset
, u64 size
),
440 TP_ARGS(fs_info
, map
, offset
, size
)
443 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__chunk
, btrfs_chunk_free
,
445 TP_PROTO(const struct btrfs_fs_info
*fs_info
, const struct map_lookup
*map
,
446 u64 offset
, u64 size
),
448 TP_ARGS(fs_info
, map
, offset
, size
)
451 LTTNG_TRACEPOINT_EVENT(btrfs_cow_block
,
453 TP_PROTO(const struct btrfs_root
*root
, const struct extent_buffer
*buf
,
454 const struct extent_buffer
*cow
),
456 TP_ARGS(root
, buf
, cow
),
459 ctf_integer(u64
, root_objectid
, root
->root_key
.objectid
)
460 ctf_integer(u64
, buf_start
, buf
->start
)
461 ctf_integer(int, refs
, atomic_read(&buf
->refs
))
462 ctf_integer(u64
, cow_start
, cow
->start
)
463 ctf_integer(int, buf_level
, btrfs_header_level(buf
))
464 ctf_integer(int, cow_level
, btrfs_header_level(cow
))
468 LTTNG_TRACEPOINT_EVENT(btrfs_space_reservation
,
470 TP_PROTO(const struct btrfs_fs_info
*fs_info
, const char *type
, u64 val
,
471 u64 bytes
, int reserve
),
473 TP_ARGS(fs_info
, type
, val
, bytes
, reserve
),
476 ctf_array(u8
, fsid
, lttng_fs_info_fsid
, BTRFS_UUID_SIZE
)
477 ctf_string(type
, type
)
478 ctf_integer(u64
, val
, val
)
479 ctf_integer(u64
, bytes
, bytes
)
480 ctf_integer(int, reserve
, reserve
)
484 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__reserved_extent
,
486 TP_PROTO(const struct btrfs_fs_info
*fs_info
, u64 start
, u64 len
),
488 TP_ARGS(fs_info
, start
, len
),
491 ctf_integer(u64
, start
, start
)
492 ctf_integer(u64
, len
, len
)
496 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserved_extent
, btrfs_reserved_extent_alloc
,
498 TP_PROTO(const struct btrfs_fs_info
*fs_info
, u64 start
, u64 len
),
500 TP_ARGS(fs_info
, start
, len
)
503 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserved_extent
, btrfs_reserved_extent_free
,
505 TP_PROTO(const struct btrfs_fs_info
*fs_info
, u64 start
, u64 len
),
507 TP_ARGS(fs_info
, start
, len
)
510 LTTNG_TRACEPOINT_EVENT_MAP(find_free_extent
,
512 btrfs_find_free_extent
,
514 TP_PROTO(const struct btrfs_fs_info
*fs_info
, u64 num_bytes
, u64 empty_size
,
517 TP_ARGS(fs_info
, num_bytes
, empty_size
, data
),
520 ctf_array(u8
, fsid
, lttng_fs_info_fsid
, BTRFS_UUID_SIZE
)
521 ctf_integer(u64
, num_bytes
, num_bytes
)
522 ctf_integer(u64
, empty_size
, empty_size
)
523 ctf_integer(u64
, data
, data
)
527 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__reserve_extent
,
529 TP_PROTO(const struct btrfs_block_group
*block_group
, u64 start
,
532 TP_ARGS(block_group
, start
, len
),
535 ctf_array(u8
, fsid
, block_group
->lttng_fs_info_fsid
, BTRFS_UUID_SIZE
)
536 ctf_integer(u64
, bg_objectid
, block_group
->start
)
537 ctf_integer(u64
, flags
, block_group
->flags
)
538 ctf_integer(u64
, start
, start
)
539 ctf_integer(u64
, len
, len
)
543 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserve_extent
, btrfs_reserve_extent
,
545 TP_PROTO(const struct btrfs_block_group
*block_group
, u64 start
,
548 TP_ARGS(block_group
, start
, len
)
551 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserve_extent
, btrfs_reserve_extent_cluster
,
553 TP_PROTO(const struct btrfs_block_group
*block_group
, u64 start
,
556 TP_ARGS(block_group
, start
, len
)
559 LTTNG_TRACEPOINT_EVENT(btrfs_find_cluster
,
561 TP_PROTO(const struct btrfs_block_group
*block_group
, u64 start
,
562 u64 bytes
, u64 empty_size
, u64 min_bytes
),
564 TP_ARGS(block_group
, start
, bytes
, empty_size
, min_bytes
),
567 ctf_integer(u64
, bg_objectid
, block_group
->start
)
568 ctf_integer(u64
, flags
, block_group
->flags
)
569 ctf_integer(u64
, start
, start
)
570 ctf_integer(u64
, bytes
, bytes
)
571 ctf_integer(u64
, empty_size
, empty_size
)
572 ctf_integer(u64
, min_bytes
, min_bytes
)
576 LTTNG_TRACEPOINT_EVENT(btrfs_failed_cluster_setup
,
578 TP_PROTO(const struct btrfs_block_group
*block_group
),
580 TP_ARGS(block_group
),
583 ctf_integer(u64
, bg_objectid
, block_group
->start
)
587 LTTNG_TRACEPOINT_EVENT(btrfs_setup_cluster
,
589 TP_PROTO(const struct btrfs_block_group
*block_group
,
590 const struct btrfs_free_cluster
*cluster
, u64 size
, int bitmap
),
592 TP_ARGS(block_group
, cluster
, size
, bitmap
),
595 ctf_integer(u64
, bg_objectid
, block_group
->start
)
596 ctf_integer(u64
, flags
, block_group
->flags
)
597 ctf_integer(u64
, start
, cluster
->window_start
)
598 ctf_integer(u64
, max_size
, cluster
->max_size
)
599 ctf_integer(u64
, size
, size
)
600 ctf_integer(int, bitmap
, bitmap
)
604 LTTNG_TRACEPOINT_EVENT_MAP(alloc_extent_state
,
606 btrfs_alloc_extent_state
,
608 TP_PROTO(const struct extent_state
*state
, gfp_t mask
, unsigned long IP
),
610 TP_ARGS(state
, mask
, IP
),
613 ctf_integer_hex(const struct extent_state
*, state
, state
)
614 ctf_integer(gfp_t
, mask
, mask
)
615 ctf_integer_hex(unsigned long, ip
, IP
)
619 LTTNG_TRACEPOINT_EVENT_MAP(free_extent_state
,
621 btrfs_free_extent_state
,
623 TP_PROTO(const struct extent_state
*state
, unsigned long IP
),
628 ctf_integer_hex(const struct extent_state
*, state
, state
)
629 ctf_integer_hex(unsigned long, ip
, IP
)
633 #endif /* LTTNG_TRACE_BTRFS_H */
635 /* This part must be outside protection */
636 #include <probes/define_trace.h>