2 #define TRACE_SYSTEM btrfs
4 #if !defined(LTTNG_TRACE_BTRFS_H) || defined(TRACE_HEADER_MULTI_READ)
5 #define LTTNG_TRACE_BTRFS_H
7 #include <probes/lttng-tracepoint-event.h>
8 #include <linux/writeback.h>
9 #include <linux/version.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 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
23 struct btrfs_block_group_cache
;
24 struct btrfs_free_cluster
;
28 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
33 #define BTRFS_UUID_SIZE 16
35 LTTNG_TRACEPOINT_EVENT(btrfs_transaction_commit
,
37 TP_PROTO(struct btrfs_root
*root
),
42 ctf_integer(u64
, generation
, root
->fs_info
->generation
)
43 ctf_integer(u64
, root_objectid
, root
->root_key
.objectid
)
47 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__inode
,
49 TP_PROTO(struct inode
*inode
),
54 ctf_integer(ino_t
, ino
, inode
->i_ino
)
55 ctf_integer(blkcnt_t
, blocks
, inode
->i_blocks
)
56 ctf_integer(u64
, disk_i_size
, BTRFS_I(inode
)->disk_i_size
)
57 ctf_integer(u64
, generation
, BTRFS_I(inode
)->generation
)
58 ctf_integer(u64
, last_trans
, BTRFS_I(inode
)->last_trans
)
59 ctf_integer(u64
, logged_trans
, BTRFS_I(inode
)->logged_trans
)
60 ctf_integer(u64
, root_objectid
,
61 BTRFS_I(inode
)->root
->root_key
.objectid
)
65 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__inode
, btrfs_inode_new
,
67 TP_PROTO(struct inode
*inode
),
72 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__inode
, btrfs_inode_request
,
74 TP_PROTO(struct inode
*inode
),
79 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__inode
, btrfs_inode_evict
,
81 TP_PROTO(struct inode
*inode
),
86 LTTNG_TRACEPOINT_EVENT(btrfs_get_extent
,
88 TP_PROTO(struct btrfs_root
*root
, struct extent_map
*map
),
93 ctf_integer(u64
, root_objectid
, root
->root_key
.objectid
)
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
, atomic_read(&map
->refs
))
101 ctf_integer(unsigned int, compress_type
, map
->compress_type
)
105 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__ordered_extent
,
107 TP_PROTO(struct inode
*inode
, struct btrfs_ordered_extent
*ordered
),
109 TP_ARGS(inode
, ordered
),
112 ctf_integer(ino_t
, ino
, inode
->i_ino
)
113 ctf_integer(u64
, file_offset
, ordered
->file_offset
)
114 ctf_integer(u64
, start
, ordered
->start
)
115 ctf_integer(u64
, len
, ordered
->len
)
116 ctf_integer(u64
, disk_len
, ordered
->disk_len
)
117 ctf_integer(u64
, bytes_left
, ordered
->bytes_left
)
118 ctf_integer(unsigned long, flags
, ordered
->flags
)
119 ctf_integer(int, compress_type
, ordered
->compress_type
)
120 ctf_integer(int, refs
, atomic_read(&ordered
->refs
))
121 ctf_integer(u64
, root_objectid
,
122 BTRFS_I(inode
)->root
->root_key
.objectid
)
126 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__ordered_extent
, btrfs_ordered_extent_add
,
128 TP_PROTO(struct inode
*inode
, struct btrfs_ordered_extent
*ordered
),
130 TP_ARGS(inode
, ordered
)
133 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__ordered_extent
, btrfs_ordered_extent_remove
,
135 TP_PROTO(struct inode
*inode
, struct btrfs_ordered_extent
*ordered
),
137 TP_ARGS(inode
, ordered
)
140 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__ordered_extent
, btrfs_ordered_extent_start
,
142 TP_PROTO(struct inode
*inode
, struct btrfs_ordered_extent
*ordered
),
144 TP_ARGS(inode
, ordered
)
147 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__ordered_extent
, btrfs_ordered_extent_put
,
149 TP_PROTO(struct inode
*inode
, struct btrfs_ordered_extent
*ordered
),
151 TP_ARGS(inode
, ordered
)
154 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__writepage
,
156 TP_PROTO(struct page
*page
, struct inode
*inode
,
157 struct writeback_control
*wbc
),
159 TP_ARGS(page
, inode
, wbc
),
162 ctf_integer(ino_t
, ino
, inode
->i_ino
)
163 ctf_integer(pgoff_t
, index
, page
->index
)
164 ctf_integer(long, nr_to_write
, wbc
->nr_to_write
)
165 ctf_integer(long, pages_skipped
, wbc
->pages_skipped
)
166 ctf_integer(loff_t
, range_start
, wbc
->range_start
)
167 ctf_integer(loff_t
, range_end
, wbc
->range_end
)
168 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,1,0))
169 ctf_integer(char, nonblocking
, wbc
->nonblocking
)
171 ctf_integer(char, for_kupdate
, wbc
->for_kupdate
)
172 ctf_integer(char, for_reclaim
, wbc
->for_reclaim
)
173 ctf_integer(char, range_cyclic
, wbc
->range_cyclic
)
174 ctf_integer(pgoff_t
, writeback_index
,
175 inode
->i_mapping
->writeback_index
)
176 ctf_integer(u64
, root_objectid
,
177 BTRFS_I(inode
)->root
->root_key
.objectid
)
181 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs__writepage
,
185 btrfs__extent_writepage
,
187 TP_PROTO(struct page
*page
, struct inode
*inode
,
188 struct writeback_control
*wbc
),
190 TP_ARGS(page
, inode
, wbc
)
193 LTTNG_TRACEPOINT_EVENT(btrfs_writepage_end_io_hook
,
195 TP_PROTO(struct page
*page
, u64 start
, u64 end
, int uptodate
),
197 TP_ARGS(page
, start
, end
, uptodate
),
200 ctf_integer(ino_t
, ino
, page
->mapping
->host
->i_ino
)
201 ctf_integer(pgoff_t
, index
, page
->index
)
202 ctf_integer(u64
, start
, start
)
203 ctf_integer(u64
, end
, end
)
204 ctf_integer(int, uptodate
, uptodate
)
205 ctf_integer(u64
, root_objectid
,
206 BTRFS_I(page
->mapping
->host
)->root
->root_key
.objectid
)
210 LTTNG_TRACEPOINT_EVENT(btrfs_sync_file
,
212 TP_PROTO(struct file
*file
, int datasync
),
214 TP_ARGS(file
, datasync
),
217 ctf_integer(ino_t
, ino
, file
->f_path
.dentry
->d_inode
->i_ino
)
218 ctf_integer(ino_t
, parent
, file
->f_path
.dentry
->d_parent
->d_inode
->i_ino
)
219 ctf_integer(int, datasync
, datasync
)
220 ctf_integer(u64
, root_objectid
,
221 BTRFS_I(file
->f_path
.dentry
->d_inode
)->root
->root_key
.objectid
)
225 LTTNG_TRACEPOINT_EVENT(btrfs_sync_fs
,
232 ctf_integer(int, wait
, wait
)
236 LTTNG_TRACEPOINT_EVENT(btrfs_delayed_tree_ref
,
238 TP_PROTO(struct btrfs_delayed_ref_node
*ref
,
239 struct btrfs_delayed_tree_ref
*full_ref
,
242 TP_ARGS(ref
, full_ref
, action
),
245 ctf_integer(u64
, bytenr
, ref
->bytenr
)
246 ctf_integer(u64
, num_bytes
, ref
->num_bytes
)
247 ctf_integer(int, action
, action
)
248 ctf_integer(u64
, parent
, full_ref
->parent
)
249 ctf_integer(u64
, ref_root
, full_ref
->root
)
250 ctf_integer(int, level
, full_ref
->level
)
251 ctf_integer(int, type
, ref
->type
)
252 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,7,0))
253 ctf_integer(u64
, seq
, ref
->seq
)
258 LTTNG_TRACEPOINT_EVENT(btrfs_delayed_data_ref
,
260 TP_PROTO(struct btrfs_delayed_ref_node
*ref
,
261 struct btrfs_delayed_data_ref
*full_ref
,
264 TP_ARGS(ref
, full_ref
, action
),
267 ctf_integer(u64
, bytenr
, ref
->bytenr
)
268 ctf_integer(u64
, num_bytes
, ref
->num_bytes
)
269 ctf_integer(int, action
, action
)
270 ctf_integer(u64
, parent
, full_ref
->parent
)
271 ctf_integer(u64
, ref_root
, full_ref
->root
)
272 ctf_integer(u64
, owner
, full_ref
->objectid
)
273 ctf_integer(u64
, offset
, full_ref
->offset
)
274 ctf_integer(int, type
, ref
->type
)
275 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,7,0))
276 ctf_integer(u64
, seq
, ref
->seq
)
281 LTTNG_TRACEPOINT_EVENT(btrfs_delayed_ref_head
,
283 TP_PROTO(struct btrfs_delayed_ref_node
*ref
,
284 struct btrfs_delayed_ref_head
*head_ref
,
287 TP_ARGS(ref
, head_ref
, action
),
290 ctf_integer(u64
, bytenr
, ref
->bytenr
)
291 ctf_integer(u64
, num_bytes
, ref
->num_bytes
)
292 ctf_integer(int, action
, action
)
293 ctf_integer(int, is_data
, head_ref
->is_data
)
297 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__chunk
,
299 TP_PROTO(struct btrfs_root
*root
, struct map_lookup
*map
,
300 u64 offset
, u64 size
),
302 TP_ARGS(root
, map
, offset
, size
),
305 ctf_integer(int, num_stripes
, map
->num_stripes
)
306 ctf_integer(u64
, type
, map
->type
)
307 ctf_integer(int, sub_stripes
, map
->sub_stripes
)
308 ctf_integer(u64
, offset
, offset
)
309 ctf_integer(u64
, size
, size
)
310 ctf_integer(u64
, root_objectid
, root
->root_key
.objectid
)
314 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__chunk
, btrfs_chunk_alloc
,
316 TP_PROTO(struct btrfs_root
*root
, struct map_lookup
*map
,
317 u64 offset
, u64 size
),
319 TP_ARGS(root
, map
, offset
, size
)
322 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__chunk
, btrfs_chunk_free
,
324 TP_PROTO(struct btrfs_root
*root
, struct map_lookup
*map
,
325 u64 offset
, u64 size
),
327 TP_ARGS(root
, map
, offset
, size
)
330 LTTNG_TRACEPOINT_EVENT(btrfs_cow_block
,
332 TP_PROTO(struct btrfs_root
*root
, struct extent_buffer
*buf
,
333 struct extent_buffer
*cow
),
335 TP_ARGS(root
, buf
, cow
),
338 ctf_integer(u64
, root_objectid
, root
->root_key
.objectid
)
339 ctf_integer(u64
, buf_start
, buf
->start
)
340 ctf_integer(int, refs
, atomic_read(&buf
->refs
))
341 ctf_integer(u64
, cow_start
, cow
->start
)
342 ctf_integer(int, buf_level
, btrfs_header_level(buf
))
343 ctf_integer(int, cow_level
, btrfs_header_level(cow
))
347 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
348 LTTNG_TRACEPOINT_EVENT(btrfs_space_reservation
,
350 TP_PROTO(struct btrfs_fs_info
*fs_info
, char *type
, u64 val
,
351 u64 bytes
, int reserve
),
353 TP_ARGS(fs_info
, type
, val
, bytes
, reserve
),
356 ctf_array(u8
, fsid
, fs_info
->fsid
, BTRFS_UUID_SIZE
)
357 ctf_string(type
, type
)
358 ctf_integer(u64
, val
, val
)
359 ctf_integer(u64
, bytes
, bytes
)
360 ctf_integer(int, reserve
, reserve
)
365 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__reserved_extent
,
367 TP_PROTO(struct btrfs_root
*root
, u64 start
, u64 len
),
369 TP_ARGS(root
, start
, len
),
372 ctf_integer(u64
, root_objectid
, root
->root_key
.objectid
)
373 ctf_integer(u64
, start
, start
)
374 ctf_integer(u64
, len
, len
)
378 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserved_extent
, btrfs_reserved_extent_alloc
,
380 TP_PROTO(struct btrfs_root
*root
, u64 start
, u64 len
),
382 TP_ARGS(root
, start
, len
)
385 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserved_extent
, btrfs_reserved_extent_free
,
387 TP_PROTO(struct btrfs_root
*root
, u64 start
, u64 len
),
389 TP_ARGS(root
, start
, len
)
392 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
393 LTTNG_TRACEPOINT_EVENT_MAP(find_free_extent
,
395 btrfs_find_free_extent
,
397 TP_PROTO(struct btrfs_root
*root
, u64 num_bytes
, u64 empty_size
,
400 TP_ARGS(root
, num_bytes
, empty_size
, data
),
403 ctf_integer(u64
, root_objectid
, root
->root_key
.objectid
)
404 ctf_integer(u64
, num_bytes
, num_bytes
)
405 ctf_integer(u64
, empty_size
, empty_size
)
406 ctf_integer(u64
, data
, data
)
410 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__reserve_extent
,
412 TP_PROTO(struct btrfs_root
*root
,
413 struct btrfs_block_group_cache
*block_group
, u64 start
,
416 TP_ARGS(root
, block_group
, start
, len
),
419 ctf_integer(u64
, root_objectid
, root
->root_key
.objectid
)
420 ctf_integer(u64
, bg_objectid
, block_group
->key
.objectid
)
421 ctf_integer(u64
, flags
, block_group
->flags
)
422 ctf_integer(u64
, start
, start
)
423 ctf_integer(u64
, len
, len
)
427 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserve_extent
, btrfs_reserve_extent
,
429 TP_PROTO(struct btrfs_root
*root
,
430 struct btrfs_block_group_cache
*block_group
, u64 start
,
433 TP_ARGS(root
, block_group
, start
, len
)
436 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserve_extent
, btrfs_reserve_extent_cluster
,
438 TP_PROTO(struct btrfs_root
*root
,
439 struct btrfs_block_group_cache
*block_group
, u64 start
,
442 TP_ARGS(root
, block_group
, start
, len
)
445 LTTNG_TRACEPOINT_EVENT(btrfs_find_cluster
,
447 TP_PROTO(struct btrfs_block_group_cache
*block_group
, u64 start
,
448 u64 bytes
, u64 empty_size
, u64 min_bytes
),
450 TP_ARGS(block_group
, start
, bytes
, empty_size
, min_bytes
),
453 ctf_integer(u64
, bg_objectid
, block_group
->key
.objectid
)
454 ctf_integer(u64
, flags
, block_group
->flags
)
455 ctf_integer(u64
, start
, start
)
456 ctf_integer(u64
, bytes
, bytes
)
457 ctf_integer(u64
, empty_size
, empty_size
)
458 ctf_integer(u64
, min_bytes
, min_bytes
)
462 LTTNG_TRACEPOINT_EVENT(btrfs_failed_cluster_setup
,
464 TP_PROTO(struct btrfs_block_group_cache
*block_group
),
466 TP_ARGS(block_group
),
469 ctf_integer(u64
, bg_objectid
, block_group
->key
.objectid
)
473 LTTNG_TRACEPOINT_EVENT(btrfs_setup_cluster
,
475 TP_PROTO(struct btrfs_block_group_cache
*block_group
,
476 struct btrfs_free_cluster
*cluster
, u64 size
, int bitmap
),
478 TP_ARGS(block_group
, cluster
, size
, bitmap
),
481 ctf_integer(u64
, bg_objectid
, block_group
->key
.objectid
)
482 ctf_integer(u64
, flags
, block_group
->flags
)
483 ctf_integer(u64
, start
, cluster
->window_start
)
484 ctf_integer(u64
, max_size
, cluster
->max_size
)
485 ctf_integer(u64
, size
, size
)
486 ctf_integer(int, bitmap
, bitmap
)
491 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
492 LTTNG_TRACEPOINT_EVENT_MAP(alloc_extent_state
,
494 btrfs_alloc_extent_state
,
496 TP_PROTO(struct extent_state
*state
, gfp_t mask
, unsigned long IP
),
498 TP_ARGS(state
, mask
, IP
),
501 ctf_integer_hex(struct extent_state
*, state
, state
)
502 ctf_integer(gfp_t
, mask
, mask
)
503 ctf_integer(unsigned long, ip
, IP
)
507 LTTNG_TRACEPOINT_EVENT_MAP(free_extent_state
,
509 btrfs_free_extent_state
,
511 TP_PROTO(struct extent_state
*state
, unsigned long IP
),
516 ctf_integer_hex(struct extent_state
*, state
, state
)
517 ctf_integer(unsigned long, ip
, IP
)
522 #endif /* LTTNG_TRACE_BTRFS_H */
524 /* This part must be outside protection */
525 #include <probes/define_trace.h>