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-rw-r--r--include/trace/events/bcache.h381
-rw-r--r--include/trace/ftrace.h4
2 files changed, 272 insertions, 113 deletions
diff --git a/include/trace/events/bcache.h b/include/trace/events/bcache.h
index 3cc5a0b278c3..5ebda976ea93 100644
--- a/include/trace/events/bcache.h
+++ b/include/trace/events/bcache.h
@@ -9,9 +9,7 @@
struct search;
DECLARE_EVENT_CLASS(bcache_request,
-
TP_PROTO(struct search *s, struct bio *bio),
-
TP_ARGS(s, bio),
TP_STRUCT__entry(
@@ -22,7 +20,6 @@ DECLARE_EVENT_CLASS(bcache_request,
__field(dev_t, orig_sector )
__field(unsigned int, nr_sector )
__array(char, rwbs, 6 )
- __array(char, comm, TASK_COMM_LEN )
),
TP_fast_assign(
@@ -33,36 +30,66 @@ DECLARE_EVENT_CLASS(bcache_request,
__entry->orig_sector = bio->bi_sector - 16;
__entry->nr_sector = bio->bi_size >> 9;
blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
- memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
),
- TP_printk("%d,%d %s %llu + %u [%s] (from %d,%d @ %llu)",
+ TP_printk("%d,%d %s %llu + %u (from %d,%d @ %llu)",
MAJOR(__entry->dev), MINOR(__entry->dev),
- __entry->rwbs,
- (unsigned long long)__entry->sector,
- __entry->nr_sector, __entry->comm,
- __entry->orig_major, __entry->orig_minor,
+ __entry->rwbs, (unsigned long long)__entry->sector,
+ __entry->nr_sector, __entry->orig_major, __entry->orig_minor,
(unsigned long long)__entry->orig_sector)
);
-DEFINE_EVENT(bcache_request, bcache_request_start,
+DECLARE_EVENT_CLASS(bkey,
+ TP_PROTO(struct bkey *k),
+ TP_ARGS(k),
- TP_PROTO(struct search *s, struct bio *bio),
+ TP_STRUCT__entry(
+ __field(u32, size )
+ __field(u32, inode )
+ __field(u64, offset )
+ __field(bool, dirty )
+ ),
- TP_ARGS(s, bio)
+ TP_fast_assign(
+ __entry->inode = KEY_INODE(k);
+ __entry->offset = KEY_OFFSET(k);
+ __entry->size = KEY_SIZE(k);
+ __entry->dirty = KEY_DIRTY(k);
+ ),
+
+ TP_printk("%u:%llu len %u dirty %u", __entry->inode,
+ __entry->offset, __entry->size, __entry->dirty)
);
-DEFINE_EVENT(bcache_request, bcache_request_end,
+DECLARE_EVENT_CLASS(btree_node,
+ TP_PROTO(struct btree *b),
+ TP_ARGS(b),
+
+ TP_STRUCT__entry(
+ __field(size_t, bucket )
+ ),
+ TP_fast_assign(
+ __entry->bucket = PTR_BUCKET_NR(b->c, &b->key, 0);
+ ),
+
+ TP_printk("bucket %zu", __entry->bucket)
+);
+
+/* request.c */
+
+DEFINE_EVENT(bcache_request, bcache_request_start,
TP_PROTO(struct search *s, struct bio *bio),
+ TP_ARGS(s, bio)
+);
+DEFINE_EVENT(bcache_request, bcache_request_end,
+ TP_PROTO(struct search *s, struct bio *bio),
TP_ARGS(s, bio)
);
DECLARE_EVENT_CLASS(bcache_bio,
-
TP_PROTO(struct bio *bio),
-
TP_ARGS(bio),
TP_STRUCT__entry(
@@ -70,7 +97,6 @@ DECLARE_EVENT_CLASS(bcache_bio,
__field(sector_t, sector )
__field(unsigned int, nr_sector )
__array(char, rwbs, 6 )
- __array(char, comm, TASK_COMM_LEN )
),
TP_fast_assign(
@@ -78,191 +104,328 @@ DECLARE_EVENT_CLASS(bcache_bio,
__entry->sector = bio->bi_sector;
__entry->nr_sector = bio->bi_size >> 9;
blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
- memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
),
- TP_printk("%d,%d %s %llu + %u [%s]",
- MAJOR(__entry->dev), MINOR(__entry->dev),
- __entry->rwbs,
- (unsigned long long)__entry->sector,
- __entry->nr_sector, __entry->comm)
+ TP_printk("%d,%d %s %llu + %u",
+ MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs,
+ (unsigned long long)__entry->sector, __entry->nr_sector)
);
-
-DEFINE_EVENT(bcache_bio, bcache_passthrough,
-
+DEFINE_EVENT(bcache_bio, bcache_bypass_sequential,
TP_PROTO(struct bio *bio),
+ TP_ARGS(bio)
+);
+DEFINE_EVENT(bcache_bio, bcache_bypass_congested,
+ TP_PROTO(struct bio *bio),
TP_ARGS(bio)
);
-DEFINE_EVENT(bcache_bio, bcache_cache_hit,
+TRACE_EVENT(bcache_read,
+ TP_PROTO(struct bio *bio, bool hit, bool bypass),
+ TP_ARGS(bio, hit, bypass),
- TP_PROTO(struct bio *bio),
+ TP_STRUCT__entry(
+ __field(dev_t, dev )
+ __field(sector_t, sector )
+ __field(unsigned int, nr_sector )
+ __array(char, rwbs, 6 )
+ __field(bool, cache_hit )
+ __field(bool, bypass )
+ ),
- TP_ARGS(bio)
+ TP_fast_assign(
+ __entry->dev = bio->bi_bdev->bd_dev;
+ __entry->sector = bio->bi_sector;
+ __entry->nr_sector = bio->bi_size >> 9;
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ __entry->cache_hit = hit;
+ __entry->bypass = bypass;
+ ),
+
+ TP_printk("%d,%d %s %llu + %u hit %u bypass %u",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __entry->rwbs, (unsigned long long)__entry->sector,
+ __entry->nr_sector, __entry->cache_hit, __entry->bypass)
);
-DEFINE_EVENT(bcache_bio, bcache_cache_miss,
+TRACE_EVENT(bcache_write,
+ TP_PROTO(struct bio *bio, bool writeback, bool bypass),
+ TP_ARGS(bio, writeback, bypass),
- TP_PROTO(struct bio *bio),
+ TP_STRUCT__entry(
+ __field(dev_t, dev )
+ __field(sector_t, sector )
+ __field(unsigned int, nr_sector )
+ __array(char, rwbs, 6 )
+ __field(bool, writeback )
+ __field(bool, bypass )
+ ),
- TP_ARGS(bio)
+ TP_fast_assign(
+ __entry->dev = bio->bi_bdev->bd_dev;
+ __entry->sector = bio->bi_sector;
+ __entry->nr_sector = bio->bi_size >> 9;
+ blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
+ __entry->writeback = writeback;
+ __entry->bypass = bypass;
+ ),
+
+ TP_printk("%d,%d %s %llu + %u hit %u bypass %u",
+ MAJOR(__entry->dev), MINOR(__entry->dev),
+ __entry->rwbs, (unsigned long long)__entry->sector,
+ __entry->nr_sector, __entry->writeback, __entry->bypass)
);
DEFINE_EVENT(bcache_bio, bcache_read_retry,
-
TP_PROTO(struct bio *bio),
-
TP_ARGS(bio)
);
-DEFINE_EVENT(bcache_bio, bcache_writethrough,
+DEFINE_EVENT(bkey, bcache_cache_insert,
+ TP_PROTO(struct bkey *k),
+ TP_ARGS(k)
+);
- TP_PROTO(struct bio *bio),
+/* Journal */
- TP_ARGS(bio)
-);
+DECLARE_EVENT_CLASS(cache_set,
+ TP_PROTO(struct cache_set *c),
+ TP_ARGS(c),
-DEFINE_EVENT(bcache_bio, bcache_writeback,
+ TP_STRUCT__entry(
+ __array(char, uuid, 16 )
+ ),
- TP_PROTO(struct bio *bio),
+ TP_fast_assign(
+ memcpy(__entry->uuid, c->sb.set_uuid, 16);
+ ),
- TP_ARGS(bio)
+ TP_printk("%pU", __entry->uuid)
);
-DEFINE_EVENT(bcache_bio, bcache_write_skip,
-
- TP_PROTO(struct bio *bio),
+DEFINE_EVENT(bkey, bcache_journal_replay_key,
+ TP_PROTO(struct bkey *k),
+ TP_ARGS(k)
+);
- TP_ARGS(bio)
+DEFINE_EVENT(cache_set, bcache_journal_full,
+ TP_PROTO(struct cache_set *c),
+ TP_ARGS(c)
);
-DEFINE_EVENT(bcache_bio, bcache_btree_read,
+DEFINE_EVENT(cache_set, bcache_journal_entry_full,
+ TP_PROTO(struct cache_set *c),
+ TP_ARGS(c)
+);
+DEFINE_EVENT(bcache_bio, bcache_journal_write,
TP_PROTO(struct bio *bio),
-
TP_ARGS(bio)
);
-DEFINE_EVENT(bcache_bio, bcache_btree_write,
+/* Btree */
- TP_PROTO(struct bio *bio),
+DEFINE_EVENT(cache_set, bcache_btree_cache_cannibalize,
+ TP_PROTO(struct cache_set *c),
+ TP_ARGS(c)
+);
- TP_ARGS(bio)
+DEFINE_EVENT(btree_node, bcache_btree_read,
+ TP_PROTO(struct btree *b),
+ TP_ARGS(b)
);
-DEFINE_EVENT(bcache_bio, bcache_write_dirty,
+TRACE_EVENT(bcache_btree_write,
+ TP_PROTO(struct btree *b),
+ TP_ARGS(b),
- TP_PROTO(struct bio *bio),
+ TP_STRUCT__entry(
+ __field(size_t, bucket )
+ __field(unsigned, block )
+ __field(unsigned, keys )
+ ),
- TP_ARGS(bio)
+ TP_fast_assign(
+ __entry->bucket = PTR_BUCKET_NR(b->c, &b->key, 0);
+ __entry->block = b->written;
+ __entry->keys = b->sets[b->nsets].data->keys;
+ ),
+
+ TP_printk("bucket %zu", __entry->bucket)
);
-DEFINE_EVENT(bcache_bio, bcache_read_dirty,
+DEFINE_EVENT(btree_node, bcache_btree_node_alloc,
+ TP_PROTO(struct btree *b),
+ TP_ARGS(b)
+);
- TP_PROTO(struct bio *bio),
+DEFINE_EVENT(btree_node, bcache_btree_node_alloc_fail,
+ TP_PROTO(struct btree *b),
+ TP_ARGS(b)
+);
- TP_ARGS(bio)
+DEFINE_EVENT(btree_node, bcache_btree_node_free,
+ TP_PROTO(struct btree *b),
+ TP_ARGS(b)
);
-DEFINE_EVENT(bcache_bio, bcache_write_moving,
+TRACE_EVENT(bcache_btree_gc_coalesce,
+ TP_PROTO(unsigned nodes),
+ TP_ARGS(nodes),
- TP_PROTO(struct bio *bio),
+ TP_STRUCT__entry(
+ __field(unsigned, nodes )
+ ),
- TP_ARGS(bio)
+ TP_fast_assign(
+ __entry->nodes = nodes;
+ ),
+
+ TP_printk("coalesced %u nodes", __entry->nodes)
);
-DEFINE_EVENT(bcache_bio, bcache_read_moving,
+DEFINE_EVENT(cache_set, bcache_gc_start,
+ TP_PROTO(struct cache_set *c),
+ TP_ARGS(c)
+);
- TP_PROTO(struct bio *bio),
+DEFINE_EVENT(cache_set, bcache_gc_end,
+ TP_PROTO(struct cache_set *c),
+ TP_ARGS(c)
+);
- TP_ARGS(bio)
+DEFINE_EVENT(bkey, bcache_gc_copy,
+ TP_PROTO(struct bkey *k),
+ TP_ARGS(k)
);
-DEFINE_EVENT(bcache_bio, bcache_journal_write,
+DEFINE_EVENT(bkey, bcache_gc_copy_collision,
+ TP_PROTO(struct bkey *k),
+ TP_ARGS(k)
+);
- TP_PROTO(struct bio *bio),
+TRACE_EVENT(bcache_btree_insert_key,
+ TP_PROTO(struct btree *b, struct bkey *k, unsigned op, unsigned status),
+ TP_ARGS(b, k, op, status),
- TP_ARGS(bio)
-);
+ TP_STRUCT__entry(
+ __field(u64, btree_node )
+ __field(u32, btree_level )
+ __field(u32, inode )
+ __field(u64, offset )
+ __field(u32, size )
+ __field(u8, dirty )
+ __field(u8, op )
+ __field(u8, status )
+ ),
-DECLARE_EVENT_CLASS(bcache_cache_bio,
+ TP_fast_assign(
+ __entry->btree_node = PTR_BUCKET_NR(b->c, &b->key, 0);
+ __entry->btree_level = b->level;
+ __entry->inode = KEY_INODE(k);
+ __entry->offset = KEY_OFFSET(k);
+ __entry->size = KEY_SIZE(k);
+ __entry->dirty = KEY_DIRTY(k);
+ __entry->op = op;
+ __entry->status = status;
+ ),
- TP_PROTO(struct bio *bio,
- sector_t orig_sector,
- struct block_device* orig_bdev),
+ TP_printk("%u for %u at %llu(%u): %u:%llu len %u dirty %u",
+ __entry->status, __entry->op,
+ __entry->btree_node, __entry->btree_level,
+ __entry->inode, __entry->offset,
+ __entry->size, __entry->dirty)
+);
- TP_ARGS(bio, orig_sector, orig_bdev),
+DECLARE_EVENT_CLASS(btree_split,
+ TP_PROTO(struct btree *b, unsigned keys),
+ TP_ARGS(b, keys),
TP_STRUCT__entry(
- __field(dev_t, dev )
- __field(dev_t, orig_dev )
- __field(sector_t, sector )
- __field(sector_t, orig_sector )
- __field(unsigned int, nr_sector )
- __array(char, rwbs, 6 )
- __array(char, comm, TASK_COMM_LEN )
+ __field(size_t, bucket )
+ __field(unsigned, keys )
),
TP_fast_assign(
- __entry->dev = bio->bi_bdev->bd_dev;
- __entry->orig_dev = orig_bdev->bd_dev;
- __entry->sector = bio->bi_sector;
- __entry->orig_sector = orig_sector;
- __entry->nr_sector = bio->bi_size >> 9;
- blk_fill_rwbs(__entry->rwbs, bio->bi_rw, bio->bi_size);
- memcpy(__entry->comm, current->comm, TASK_COMM_LEN);
+ __entry->bucket = PTR_BUCKET_NR(b->c, &b->key, 0);
+ __entry->keys = keys;
),
- TP_printk("%d,%d %s %llu + %u [%s] (from %d,%d %llu)",
- MAJOR(__entry->dev), MINOR(__entry->dev),
- __entry->rwbs,
- (unsigned long long)__entry->sector,
- __entry->nr_sector, __entry->comm,
- MAJOR(__entry->orig_dev), MINOR(__entry->orig_dev),
- (unsigned long long)__entry->orig_sector)
+ TP_printk("bucket %zu keys %u", __entry->bucket, __entry->keys)
);
-DEFINE_EVENT(bcache_cache_bio, bcache_cache_insert,
-
- TP_PROTO(struct bio *bio,
- sector_t orig_sector,
- struct block_device *orig_bdev),
+DEFINE_EVENT(btree_split, bcache_btree_node_split,
+ TP_PROTO(struct btree *b, unsigned keys),
+ TP_ARGS(b, keys)
+);
- TP_ARGS(bio, orig_sector, orig_bdev)
+DEFINE_EVENT(btree_split, bcache_btree_node_compact,
+ TP_PROTO(struct btree *b, unsigned keys),
+ TP_ARGS(b, keys)
);
-DECLARE_EVENT_CLASS(bcache_gc,
+DEFINE_EVENT(btree_node, bcache_btree_set_root,
+ TP_PROTO(struct btree *b),
+ TP_ARGS(b)
+);
- TP_PROTO(uint8_t *uuid),
+/* Allocator */
- TP_ARGS(uuid),
+TRACE_EVENT(bcache_alloc_invalidate,
+ TP_PROTO(struct cache *ca),
+ TP_ARGS(ca),
TP_STRUCT__entry(
- __field(uint8_t *, uuid)
+ __field(unsigned, free )
+ __field(unsigned, free_inc )
+ __field(unsigned, free_inc_size )
+ __field(unsigned, unused )
),
TP_fast_assign(
- __entry->uuid = uuid;
+ __entry->free = fifo_used(&ca->free);
+ __entry->free_inc = fifo_used(&ca->free_inc);
+ __entry->free_inc_size = ca->free_inc.size;
+ __entry->unused = fifo_used(&ca->unused);
),
- TP_printk("%pU", __entry->uuid)
+ TP_printk("free %u free_inc %u/%u unused %u", __entry->free,
+ __entry->free_inc, __entry->free_inc_size, __entry->unused)
);
+TRACE_EVENT(bcache_alloc_fail,
+ TP_PROTO(struct cache *ca),
+ TP_ARGS(ca),
-DEFINE_EVENT(bcache_gc, bcache_gc_start,
+ TP_STRUCT__entry(
+ __field(unsigned, free )
+ __field(unsigned, free_inc )
+ __field(unsigned, unused )
+ __field(unsigned, blocked )
+ ),
- TP_PROTO(uint8_t *uuid),
+ TP_fast_assign(
+ __entry->free = fifo_used(&ca->free);
+ __entry->free_inc = fifo_used(&ca->free_inc);
+ __entry->unused = fifo_used(&ca->unused);
+ __entry->blocked = atomic_read(&ca->set->prio_blocked);
+ ),
- TP_ARGS(uuid)
+ TP_printk("free %u free_inc %u unused %u blocked %u", __entry->free,
+ __entry->free_inc, __entry->unused, __entry->blocked)
);
-DEFINE_EVENT(bcache_gc, bcache_gc_end,
+/* Background writeback */
- TP_PROTO(uint8_t *uuid),
+DEFINE_EVENT(bkey, bcache_writeback,
+ TP_PROTO(struct bkey *k),
+ TP_ARGS(k)
+);
- TP_ARGS(uuid)
+DEFINE_EVENT(bkey, bcache_writeback_collision,
+ TP_PROTO(struct bkey *k),
+ TP_ARGS(k)
);
#endif /* _TRACE_BCACHE_H */
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h
index d615f78cc6b6..41a6643e2136 100644
--- a/include/trace/ftrace.h
+++ b/include/trace/ftrace.h
@@ -670,10 +670,6 @@ perf_trace_##call(void *__data, proto) \
sizeof(u64)); \
__entry_size -= sizeof(u32); \
\
- if (WARN_ONCE(__entry_size > PERF_MAX_TRACE_SIZE, \
- "profile buffer not large enough")) \
- return; \
- \
entry = (struct ftrace_raw_##call *)perf_trace_buf_prepare( \
__entry_size, event_call->event.type, &__regs, &rctx); \
if (!entry) \
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-04 15:56:02 +0000