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 <trace/events/gfpflags.h>
10 #include <linux/version.h>
12 #ifndef _TRACE_BTRFS_DEF_
13 #define _TRACE_BTRFS_DEF_
18 struct btrfs_ordered_extent
;
19 struct btrfs_delayed_ref_node
;
20 struct btrfs_delayed_tree_ref
;
21 struct btrfs_delayed_data_ref
;
22 struct btrfs_delayed_ref_head
;
23 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
24 struct btrfs_block_group_cache
;
25 struct btrfs_free_cluster
;
29 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
34 #define BTRFS_UUID_SIZE 16
36 LTTNG_TRACEPOINT_EVENT(btrfs_transaction_commit
,
38 TP_PROTO(struct btrfs_root
*root
),
43 ctf_integer(u64
, generation
, root
->fs_info
->generation
)
44 ctf_integer(u64
, root_objectid
, root
->root_key
.objectid
)
48 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__inode
,
50 TP_PROTO(struct inode
*inode
),
55 ctf_integer(ino_t
, ino
, inode
->i_ino
)
56 ctf_integer(blkcnt_t
, blocks
, inode
->i_blocks
)
57 ctf_integer(u64
, disk_i_size
, BTRFS_I(inode
)->disk_i_size
)
58 ctf_integer(u64
, generation
, BTRFS_I(inode
)->generation
)
59 ctf_integer(u64
, last_trans
, BTRFS_I(inode
)->last_trans
)
60 ctf_integer(u64
, logged_trans
, BTRFS_I(inode
)->logged_trans
)
61 ctf_integer(u64
, root_objectid
,
62 BTRFS_I(inode
)->root
->root_key
.objectid
)
66 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__inode
, btrfs_inode_new
,
68 TP_PROTO(struct inode
*inode
),
73 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__inode
, btrfs_inode_request
,
75 TP_PROTO(struct inode
*inode
),
80 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__inode
, btrfs_inode_evict
,
82 TP_PROTO(struct inode
*inode
),
87 LTTNG_TRACEPOINT_EVENT(btrfs_get_extent
,
89 TP_PROTO(struct btrfs_root
*root
, struct extent_map
*map
),
94 ctf_integer(u64
, root_objectid
, root
->root_key
.objectid
)
95 ctf_integer(u64
, start
, map
->start
)
96 ctf_integer(u64
, len
, map
->len
)
97 ctf_integer(u64
, orig_start
, map
->orig_start
)
98 ctf_integer(u64
, block_start
, map
->block_start
)
99 ctf_integer(u64
, block_len
, map
->block_len
)
100 ctf_integer(unsigned long, flags
, map
->flags
)
101 ctf_integer(int, refs
, atomic_read(&map
->refs
))
102 ctf_integer(unsigned int, compress_type
, map
->compress_type
)
106 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__ordered_extent
,
108 TP_PROTO(struct inode
*inode
, struct btrfs_ordered_extent
*ordered
),
110 TP_ARGS(inode
, ordered
),
113 ctf_integer(ino_t
, ino
, inode
->i_ino
)
114 ctf_integer(u64
, file_offset
, ordered
->file_offset
)
115 ctf_integer(u64
, start
, ordered
->start
)
116 ctf_integer(u64
, len
, ordered
->len
)
117 ctf_integer(u64
, disk_len
, ordered
->disk_len
)
118 ctf_integer(u64
, bytes_left
, ordered
->bytes_left
)
119 ctf_integer(unsigned long, flags
, ordered
->flags
)
120 ctf_integer(int, compress_type
, ordered
->compress_type
)
121 ctf_integer(int, refs
, atomic_read(&ordered
->refs
))
122 ctf_integer(u64
, root_objectid
,
123 BTRFS_I(inode
)->root
->root_key
.objectid
)
127 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__ordered_extent
, btrfs_ordered_extent_add
,
129 TP_PROTO(struct inode
*inode
, struct btrfs_ordered_extent
*ordered
),
131 TP_ARGS(inode
, ordered
)
134 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__ordered_extent
, btrfs_ordered_extent_remove
,
136 TP_PROTO(struct inode
*inode
, struct btrfs_ordered_extent
*ordered
),
138 TP_ARGS(inode
, ordered
)
141 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__ordered_extent
, btrfs_ordered_extent_start
,
143 TP_PROTO(struct inode
*inode
, struct btrfs_ordered_extent
*ordered
),
145 TP_ARGS(inode
, ordered
)
148 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__ordered_extent
, btrfs_ordered_extent_put
,
150 TP_PROTO(struct inode
*inode
, struct btrfs_ordered_extent
*ordered
),
152 TP_ARGS(inode
, ordered
)
155 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__writepage
,
157 TP_PROTO(struct page
*page
, struct inode
*inode
,
158 struct writeback_control
*wbc
),
160 TP_ARGS(page
, inode
, wbc
),
163 ctf_integer(ino_t
, ino
, inode
->i_ino
)
164 ctf_integer(pgoff_t
, index
, page
->index
)
165 ctf_integer(long, nr_to_write
, wbc
->nr_to_write
)
166 ctf_integer(long, pages_skipped
, wbc
->pages_skipped
)
167 ctf_integer(loff_t
, range_start
, wbc
->range_start
)
168 ctf_integer(loff_t
, range_end
, wbc
->range_end
)
169 #if (LINUX_VERSION_CODE < KERNEL_VERSION(3,1,0))
170 ctf_integer(char, nonblocking
, wbc
->nonblocking
)
172 ctf_integer(char, for_kupdate
, wbc
->for_kupdate
)
173 ctf_integer(char, for_reclaim
, wbc
->for_reclaim
)
174 ctf_integer(char, range_cyclic
, wbc
->range_cyclic
)
175 ctf_integer(pgoff_t
, writeback_index
,
176 inode
->i_mapping
->writeback_index
)
177 ctf_integer(u64
, root_objectid
,
178 BTRFS_I(inode
)->root
->root_key
.objectid
)
182 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(btrfs__writepage
,
186 btrfs__extent_writepage
,
188 TP_PROTO(struct page
*page
, struct inode
*inode
,
189 struct writeback_control
*wbc
),
191 TP_ARGS(page
, inode
, wbc
)
194 LTTNG_TRACEPOINT_EVENT(btrfs_writepage_end_io_hook
,
196 TP_PROTO(struct page
*page
, u64 start
, u64 end
, int uptodate
),
198 TP_ARGS(page
, start
, end
, uptodate
),
201 ctf_integer(ino_t
, ino
, page
->mapping
->host
->i_ino
)
202 ctf_integer(pgoff_t
, index
, page
->index
)
203 ctf_integer(u64
, start
, start
)
204 ctf_integer(u64
, end
, end
)
205 ctf_integer(int, uptodate
, uptodate
)
206 ctf_integer(u64
, root_objectid
,
207 BTRFS_I(page
->mapping
->host
)->root
->root_key
.objectid
)
211 LTTNG_TRACEPOINT_EVENT(btrfs_sync_file
,
213 TP_PROTO(struct file
*file
, int datasync
),
215 TP_ARGS(file
, datasync
),
218 ctf_integer(ino_t
, ino
, file
->f_path
.dentry
->d_inode
->i_ino
)
219 ctf_integer(ino_t
, parent
, file
->f_path
.dentry
->d_parent
->d_inode
->i_ino
)
220 ctf_integer(int, datasync
, datasync
)
221 ctf_integer(u64
, root_objectid
,
222 BTRFS_I(file
->f_path
.dentry
->d_inode
)->root
->root_key
.objectid
)
226 LTTNG_TRACEPOINT_EVENT(btrfs_sync_fs
,
233 ctf_integer(int, wait
, wait
)
237 LTTNG_TRACEPOINT_EVENT(btrfs_delayed_tree_ref
,
239 TP_PROTO(struct btrfs_delayed_ref_node
*ref
,
240 struct btrfs_delayed_tree_ref
*full_ref
,
243 TP_ARGS(ref
, full_ref
, action
),
246 ctf_integer(u64
, bytenr
, ref
->bytenr
)
247 ctf_integer(u64
, num_bytes
, ref
->num_bytes
)
248 ctf_integer(int, action
, action
)
249 ctf_integer(u64
, parent
, full_ref
->parent
)
250 ctf_integer(u64
, ref_root
, full_ref
->root
)
251 ctf_integer(int, level
, full_ref
->level
)
252 ctf_integer(int, type
, ref
->type
)
253 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,7,0))
254 ctf_integer(u64
, seq
, ref
->seq
)
259 LTTNG_TRACEPOINT_EVENT(btrfs_delayed_data_ref
,
261 TP_PROTO(struct btrfs_delayed_ref_node
*ref
,
262 struct btrfs_delayed_data_ref
*full_ref
,
265 TP_ARGS(ref
, full_ref
, action
),
268 ctf_integer(u64
, bytenr
, ref
->bytenr
)
269 ctf_integer(u64
, num_bytes
, ref
->num_bytes
)
270 ctf_integer(int, action
, action
)
271 ctf_integer(u64
, parent
, full_ref
->parent
)
272 ctf_integer(u64
, ref_root
, full_ref
->root
)
273 ctf_integer(u64
, owner
, full_ref
->objectid
)
274 ctf_integer(u64
, offset
, full_ref
->offset
)
275 ctf_integer(int, type
, ref
->type
)
276 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,7,0))
277 ctf_integer(u64
, seq
, ref
->seq
)
282 LTTNG_TRACEPOINT_EVENT(btrfs_delayed_ref_head
,
284 TP_PROTO(struct btrfs_delayed_ref_node
*ref
,
285 struct btrfs_delayed_ref_head
*head_ref
,
288 TP_ARGS(ref
, head_ref
, action
),
291 ctf_integer(u64
, bytenr
, ref
->bytenr
)
292 ctf_integer(u64
, num_bytes
, ref
->num_bytes
)
293 ctf_integer(int, action
, action
)
294 ctf_integer(int, is_data
, head_ref
->is_data
)
298 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__chunk
,
300 TP_PROTO(struct btrfs_root
*root
, struct map_lookup
*map
,
301 u64 offset
, u64 size
),
303 TP_ARGS(root
, map
, offset
, size
),
306 ctf_integer(int, num_stripes
, map
->num_stripes
)
307 ctf_integer(u64
, type
, map
->type
)
308 ctf_integer(int, sub_stripes
, map
->sub_stripes
)
309 ctf_integer(u64
, offset
, offset
)
310 ctf_integer(u64
, size
, size
)
311 ctf_integer(u64
, root_objectid
, root
->root_key
.objectid
)
315 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__chunk
, btrfs_chunk_alloc
,
317 TP_PROTO(struct btrfs_root
*root
, struct map_lookup
*map
,
318 u64 offset
, u64 size
),
320 TP_ARGS(root
, map
, offset
, size
)
323 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__chunk
, btrfs_chunk_free
,
325 TP_PROTO(struct btrfs_root
*root
, struct map_lookup
*map
,
326 u64 offset
, u64 size
),
328 TP_ARGS(root
, map
, offset
, size
)
331 LTTNG_TRACEPOINT_EVENT(btrfs_cow_block
,
333 TP_PROTO(struct btrfs_root
*root
, struct extent_buffer
*buf
,
334 struct extent_buffer
*cow
),
336 TP_ARGS(root
, buf
, cow
),
339 ctf_integer(u64
, root_objectid
, root
->root_key
.objectid
)
340 ctf_integer(u64
, buf_start
, buf
->start
)
341 ctf_integer(int, refs
, atomic_read(&buf
->refs
))
342 ctf_integer(u64
, cow_start
, cow
->start
)
343 ctf_integer(int, buf_level
, btrfs_header_level(buf
))
344 ctf_integer(int, cow_level
, btrfs_header_level(cow
))
348 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
349 LTTNG_TRACEPOINT_EVENT(btrfs_space_reservation
,
351 TP_PROTO(struct btrfs_fs_info
*fs_info
, char *type
, u64 val
,
352 u64 bytes
, int reserve
),
354 TP_ARGS(fs_info
, type
, val
, bytes
, reserve
),
357 ctf_array(u8
, fsid
, fs_info
->fsid
, BTRFS_UUID_SIZE
)
358 ctf_string(type
, type
)
359 ctf_integer(u64
, val
, val
)
360 ctf_integer(u64
, bytes
, bytes
)
361 ctf_integer(int, reserve
, reserve
)
366 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__reserved_extent
,
368 TP_PROTO(struct btrfs_root
*root
, u64 start
, u64 len
),
370 TP_ARGS(root
, start
, len
),
373 ctf_integer(u64
, root_objectid
, root
->root_key
.objectid
)
374 ctf_integer(u64
, start
, start
)
375 ctf_integer(u64
, len
, len
)
379 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserved_extent
, btrfs_reserved_extent_alloc
,
381 TP_PROTO(struct btrfs_root
*root
, u64 start
, u64 len
),
383 TP_ARGS(root
, start
, len
)
386 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserved_extent
, btrfs_reserved_extent_free
,
388 TP_PROTO(struct btrfs_root
*root
, u64 start
, u64 len
),
390 TP_ARGS(root
, start
, len
)
393 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
394 LTTNG_TRACEPOINT_EVENT_MAP(find_free_extent
,
396 btrfs_find_free_extent
,
398 TP_PROTO(struct btrfs_root
*root
, u64 num_bytes
, u64 empty_size
,
401 TP_ARGS(root
, num_bytes
, empty_size
, data
),
404 ctf_integer(u64
, root_objectid
, root
->root_key
.objectid
)
405 ctf_integer(u64
, num_bytes
, num_bytes
)
406 ctf_integer(u64
, empty_size
, empty_size
)
407 ctf_integer(u64
, data
, data
)
411 LTTNG_TRACEPOINT_EVENT_CLASS(btrfs__reserve_extent
,
413 TP_PROTO(struct btrfs_root
*root
,
414 struct btrfs_block_group_cache
*block_group
, u64 start
,
417 TP_ARGS(root
, block_group
, start
, len
),
420 ctf_integer(u64
, root_objectid
, root
->root_key
.objectid
)
421 ctf_integer(u64
, bg_objectid
, block_group
->key
.objectid
)
422 ctf_integer(u64
, flags
, block_group
->flags
)
423 ctf_integer(u64
, start
, start
)
424 ctf_integer(u64
, len
, len
)
428 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserve_extent
, btrfs_reserve_extent
,
430 TP_PROTO(struct btrfs_root
*root
,
431 struct btrfs_block_group_cache
*block_group
, u64 start
,
434 TP_ARGS(root
, block_group
, start
, len
)
437 LTTNG_TRACEPOINT_EVENT_INSTANCE(btrfs__reserve_extent
, btrfs_reserve_extent_cluster
,
439 TP_PROTO(struct btrfs_root
*root
,
440 struct btrfs_block_group_cache
*block_group
, u64 start
,
443 TP_ARGS(root
, block_group
, start
, len
)
446 LTTNG_TRACEPOINT_EVENT(btrfs_find_cluster
,
448 TP_PROTO(struct btrfs_block_group_cache
*block_group
, u64 start
,
449 u64 bytes
, u64 empty_size
, u64 min_bytes
),
451 TP_ARGS(block_group
, start
, bytes
, empty_size
, min_bytes
),
454 ctf_integer(u64
, bg_objectid
, block_group
->key
.objectid
)
455 ctf_integer(u64
, flags
, block_group
->flags
)
456 ctf_integer(u64
, start
, start
)
457 ctf_integer(u64
, bytes
, bytes
)
458 ctf_integer(u64
, empty_size
, empty_size
)
459 ctf_integer(u64
, min_bytes
, min_bytes
)
463 LTTNG_TRACEPOINT_EVENT(btrfs_failed_cluster_setup
,
465 TP_PROTO(struct btrfs_block_group_cache
*block_group
),
467 TP_ARGS(block_group
),
470 ctf_integer(u64
, bg_objectid
, block_group
->key
.objectid
)
474 LTTNG_TRACEPOINT_EVENT(btrfs_setup_cluster
,
476 TP_PROTO(struct btrfs_block_group_cache
*block_group
,
477 struct btrfs_free_cluster
*cluster
, u64 size
, int bitmap
),
479 TP_ARGS(block_group
, cluster
, size
, bitmap
),
482 ctf_integer(u64
, bg_objectid
, block_group
->key
.objectid
)
483 ctf_integer(u64
, flags
, block_group
->flags
)
484 ctf_integer(u64
, start
, cluster
->window_start
)
485 ctf_integer(u64
, max_size
, cluster
->max_size
)
486 ctf_integer(u64
, size
, size
)
487 ctf_integer(int, bitmap
, bitmap
)
492 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,4,0))
493 LTTNG_TRACEPOINT_EVENT_MAP(alloc_extent_state
,
495 btrfs_alloc_extent_state
,
497 TP_PROTO(struct extent_state
*state
, gfp_t mask
, unsigned long IP
),
499 TP_ARGS(state
, mask
, IP
),
502 ctf_integer(struct extent_state
*, state
, state
)
503 ctf_integer(gfp_t
, mask
, mask
)
504 ctf_integer(unsigned long, ip
, IP
)
508 LTTNG_TRACEPOINT_EVENT_MAP(free_extent_state
,
510 btrfs_free_extent_state
,
512 TP_PROTO(struct extent_state
*state
, unsigned long IP
),
517 ctf_integer(struct extent_state
*, state
, state
)
518 ctf_integer(unsigned long, ip
, IP
)
523 #endif /* LTTNG_TRACE_BTRFS_H */
525 /* This part must be outside protection */
526 #include "../../../probes/define_trace.h"