diff options
Diffstat (limited to 'libbcachefs/trace.h')
| -rw-r--r-- | libbcachefs/trace.h | 1262 |
1 files changed, 1262 insertions, 0 deletions
diff --git a/libbcachefs/trace.h b/libbcachefs/trace.h new file mode 100644 index 00000000..8027c2a1 --- /dev/null +++ b/libbcachefs/trace.h @@ -0,0 +1,1262 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#undef TRACE_SYSTEM +#define TRACE_SYSTEM bcachefs + +#if !defined(_TRACE_BCACHEFS_H) || defined(TRACE_HEADER_MULTI_READ) +#define _TRACE_BCACHEFS_H + +#include <linux/tracepoint.h> + +#define TRACE_BPOS_entries(name) \ + __field(u64, name##_inode ) \ + __field(u64, name##_offset ) \ + __field(u32, name##_snapshot ) + +#define TRACE_BPOS_assign(dst, src) \ + __entry->dst##_inode = (src).inode; \ + __entry->dst##_offset = (src).offset; \ + __entry->dst##_snapshot = (src).snapshot + +DECLARE_EVENT_CLASS(bpos, + TP_PROTO(const struct bpos *p), + TP_ARGS(p), + + TP_STRUCT__entry( + TRACE_BPOS_entries(p) + ), + + TP_fast_assign( + TRACE_BPOS_assign(p, *p); + ), + + TP_printk("%llu:%llu:%u", __entry->p_inode, __entry->p_offset, __entry->p_snapshot) +); + +DECLARE_EVENT_CLASS(bkey, + TP_PROTO(struct bch_fs *c, const char *k), + TP_ARGS(c, k), + + TP_STRUCT__entry( + __string(k, k ) + ), + + TP_fast_assign( + __assign_str(k, k); + ), + + TP_printk("%s", __get_str(k)) +); + +DECLARE_EVENT_CLASS(btree_node, + TP_PROTO(struct bch_fs *c, struct btree *b), + TP_ARGS(c, b), + + TP_STRUCT__entry( + __field(dev_t, dev ) + __field(u8, level ) + __field(u8, btree_id ) + TRACE_BPOS_entries(pos) + ), + + TP_fast_assign( + __entry->dev = c->dev; + __entry->level = b->c.level; + __entry->btree_id = b->c.btree_id; + TRACE_BPOS_assign(pos, b->key.k.p); + ), + + TP_printk("%d,%d %u %s %llu:%llu:%u", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->level, + bch2_btree_ids[__entry->btree_id], + __entry->pos_inode, __entry->pos_offset, __entry->pos_snapshot) +); + +DECLARE_EVENT_CLASS(bch_fs, + TP_PROTO(struct bch_fs *c), + TP_ARGS(c), + + TP_STRUCT__entry( + __field(dev_t, dev ) + ), + + TP_fast_assign( + __entry->dev = c->dev; + ), + + TP_printk("%d,%d", MAJOR(__entry->dev), MINOR(__entry->dev)) +); + +DECLARE_EVENT_CLASS(bio, + TP_PROTO(struct bio *bio), + TP_ARGS(bio), + + TP_STRUCT__entry( + __field(dev_t, dev ) + __field(sector_t, sector ) + __field(unsigned int, nr_sector ) + __array(char, rwbs, 6 ) + ), + + TP_fast_assign( + __entry->dev = bio->bi_bdev ? bio_dev(bio) : 0; + __entry->sector = bio->bi_iter.bi_sector; + __entry->nr_sector = bio->bi_iter.bi_size >> 9; + blk_fill_rwbs(__entry->rwbs, bio->bi_opf); + ), + + TP_printk("%d,%d %s %llu + %u", + MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs, + (unsigned long long)__entry->sector, __entry->nr_sector) +); + +/* super-io.c: */ +TRACE_EVENT(write_super, + TP_PROTO(struct bch_fs *c, unsigned long ip), + TP_ARGS(c, ip), + + TP_STRUCT__entry( + __field(dev_t, dev ) + __field(unsigned long, ip ) + ), + + TP_fast_assign( + __entry->dev = c->dev; + __entry->ip = ip; + ), + + TP_printk("%d,%d for %pS", + MAJOR(__entry->dev), MINOR(__entry->dev), + (void *) __entry->ip) +); + +/* io.c: */ + +DEFINE_EVENT(bio, read_promote, + TP_PROTO(struct bio *bio), + TP_ARGS(bio) +); + +DEFINE_EVENT(bio, read_bounce, + TP_PROTO(struct bio *bio), + TP_ARGS(bio) +); + +DEFINE_EVENT(bio, read_split, + TP_PROTO(struct bio *bio), + TP_ARGS(bio) +); + +DEFINE_EVENT(bio, read_retry, + TP_PROTO(struct bio *bio), + TP_ARGS(bio) +); + +DEFINE_EVENT(bio, read_reuse_race, + TP_PROTO(struct bio *bio), + TP_ARGS(bio) +); + +/* Journal */ + +DEFINE_EVENT(bch_fs, journal_full, + TP_PROTO(struct bch_fs *c), + TP_ARGS(c) +); + +DEFINE_EVENT(bch_fs, journal_entry_full, + TP_PROTO(struct bch_fs *c), + TP_ARGS(c) +); + +DEFINE_EVENT(bio, journal_write, + TP_PROTO(struct bio *bio), + TP_ARGS(bio) +); + +TRACE_EVENT(journal_reclaim_start, + TP_PROTO(struct bch_fs *c, bool direct, bool kicked, + u64 min_nr, u64 min_key_cache, + u64 prereserved, u64 prereserved_total, + u64 btree_cache_dirty, u64 btree_cache_total, + u64 btree_key_cache_dirty, u64 btree_key_cache_total), + TP_ARGS(c, direct, kicked, min_nr, min_key_cache, prereserved, prereserved_total, + btree_cache_dirty, btree_cache_total, + btree_key_cache_dirty, btree_key_cache_total), + + TP_STRUCT__entry( + __field(dev_t, dev ) + __field(bool, direct ) + __field(bool, kicked ) + __field(u64, min_nr ) + __field(u64, min_key_cache ) + __field(u64, prereserved ) + __field(u64, prereserved_total ) + __field(u64, btree_cache_dirty ) + __field(u64, btree_cache_total ) + __field(u64, btree_key_cache_dirty ) + __field(u64, btree_key_cache_total ) + ), + + TP_fast_assign( + __entry->dev = c->dev; + __entry->direct = direct; + __entry->kicked = kicked; + __entry->min_nr = min_nr; + __entry->min_key_cache = min_key_cache; + __entry->prereserved = prereserved; + __entry->prereserved_total = prereserved_total; + __entry->btree_cache_dirty = btree_cache_dirty; + __entry->btree_cache_total = btree_cache_total; + __entry->btree_key_cache_dirty = btree_key_cache_dirty; + __entry->btree_key_cache_total = btree_key_cache_total; + ), + + TP_printk("%d,%d direct %u kicked %u min %llu key cache %llu prereserved %llu/%llu btree cache %llu/%llu key cache %llu/%llu", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->direct, + __entry->kicked, + __entry->min_nr, + __entry->min_key_cache, + __entry->prereserved, + __entry->prereserved_total, + __entry->btree_cache_dirty, + __entry->btree_cache_total, + __entry->btree_key_cache_dirty, + __entry->btree_key_cache_total) +); + +TRACE_EVENT(journal_reclaim_finish, + TP_PROTO(struct bch_fs *c, u64 nr_flushed), + TP_ARGS(c, nr_flushed), + + TP_STRUCT__entry( + __field(dev_t, dev ) + __field(u64, nr_flushed ) + ), + + TP_fast_assign( + __entry->dev = c->dev; + __entry->nr_flushed = nr_flushed; + ), + + TP_printk("%d,%d flushed %llu", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->nr_flushed) +); + +/* bset.c: */ + +DEFINE_EVENT(bpos, bkey_pack_pos_fail, + TP_PROTO(const struct bpos *p), + TP_ARGS(p) +); + +/* Btree cache: */ + +TRACE_EVENT(btree_cache_scan, + TP_PROTO(long nr_to_scan, long can_free, long ret), + TP_ARGS(nr_to_scan, can_free, ret), + + TP_STRUCT__entry( + __field(long, nr_to_scan ) + __field(long, can_free ) + __field(long, ret ) + ), + + TP_fast_assign( + __entry->nr_to_scan = nr_to_scan; + __entry->can_free = can_free; + __entry->ret = ret; + ), + + TP_printk("scanned for %li nodes, can free %li, ret %li", + __entry->nr_to_scan, __entry->can_free, __entry->ret) +); + +DEFINE_EVENT(btree_node, btree_cache_reap, + TP_PROTO(struct bch_fs *c, struct btree *b), + TP_ARGS(c, b) +); + +DEFINE_EVENT(bch_fs, btree_cache_cannibalize_lock_fail, + TP_PROTO(struct bch_fs *c), + TP_ARGS(c) +); + +DEFINE_EVENT(bch_fs, btree_cache_cannibalize_lock, + TP_PROTO(struct bch_fs *c), + TP_ARGS(c) +); + +DEFINE_EVENT(bch_fs, btree_cache_cannibalize, + TP_PROTO(struct bch_fs *c), + TP_ARGS(c) +); + +DEFINE_EVENT(bch_fs, btree_cache_cannibalize_unlock, + TP_PROTO(struct bch_fs *c), + TP_ARGS(c) +); + +/* Btree */ + +DEFINE_EVENT(btree_node, btree_node_read, + TP_PROTO(struct bch_fs *c, struct btree *b), + TP_ARGS(c, b) +); + +TRACE_EVENT(btree_node_write, + TP_PROTO(struct btree *b, unsigned bytes, unsigned sectors), + TP_ARGS(b, bytes, sectors), + + TP_STRUCT__entry( + __field(enum btree_node_type, type) + __field(unsigned, bytes ) + __field(unsigned, sectors ) + ), + + TP_fast_assign( + __entry->type = btree_node_type(b); + __entry->bytes = bytes; + __entry->sectors = sectors; + ), + + TP_printk("bkey type %u bytes %u sectors %u", + __entry->type , __entry->bytes, __entry->sectors) +); + +DEFINE_EVENT(btree_node, btree_node_alloc, + TP_PROTO(struct bch_fs *c, struct btree *b), + TP_ARGS(c, b) +); + +DEFINE_EVENT(btree_node, btree_node_free, + TP_PROTO(struct bch_fs *c, struct btree *b), + TP_ARGS(c, b) +); + +TRACE_EVENT(btree_reserve_get_fail, + TP_PROTO(const char *trans_fn, + unsigned long caller_ip, + size_t required, + int ret), + TP_ARGS(trans_fn, caller_ip, required, ret), + + TP_STRUCT__entry( + __array(char, trans_fn, 32 ) + __field(unsigned long, caller_ip ) + __field(size_t, required ) + __array(char, ret, 32 ) + ), + + TP_fast_assign( + strscpy(__entry->trans_fn, trans_fn, sizeof(__entry->trans_fn)); + __entry->caller_ip = caller_ip; + __entry->required = required; + strscpy(__entry->ret, bch2_err_str(ret), sizeof(__entry->ret)); + ), + + TP_printk("%s %pS required %zu ret %s", + __entry->trans_fn, + (void *) __entry->caller_ip, + __entry->required, + __entry->ret) +); + +DEFINE_EVENT(btree_node, btree_node_compact, + TP_PROTO(struct bch_fs *c, struct btree *b), + TP_ARGS(c, b) +); + +DEFINE_EVENT(btree_node, btree_node_merge, + TP_PROTO(struct bch_fs *c, struct btree *b), + TP_ARGS(c, b) +); + +DEFINE_EVENT(btree_node, btree_node_split, + TP_PROTO(struct bch_fs *c, struct btree *b), + TP_ARGS(c, b) +); + +DEFINE_EVENT(btree_node, btree_node_rewrite, + TP_PROTO(struct bch_fs *c, struct btree *b), + TP_ARGS(c, b) +); + +DEFINE_EVENT(btree_node, btree_node_set_root, + TP_PROTO(struct bch_fs *c, struct btree *b), + TP_ARGS(c, b) +); + +TRACE_EVENT(btree_path_relock_fail, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + struct btree_path *path, + unsigned level), + TP_ARGS(trans, caller_ip, path, level), + + TP_STRUCT__entry( + __array(char, trans_fn, 32 ) + __field(unsigned long, caller_ip ) + __field(u8, btree_id ) + __field(u8, level ) + TRACE_BPOS_entries(pos) + __array(char, node, 24 ) + __field(u32, iter_lock_seq ) + __field(u32, node_lock_seq ) + ), + + TP_fast_assign( + struct btree *b = btree_path_node(path, level); + + strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn)); + __entry->caller_ip = caller_ip; + __entry->btree_id = path->btree_id; + __entry->level = path->level; + TRACE_BPOS_assign(pos, path->pos); + if (IS_ERR(b)) + strscpy(__entry->node, bch2_err_str(PTR_ERR(b)), sizeof(__entry->node)); + else + scnprintf(__entry->node, sizeof(__entry->node), "%px", b); + __entry->iter_lock_seq = path->l[level].lock_seq; + __entry->node_lock_seq = is_btree_node(path, level) ? path->l[level].b->c.lock.state.seq : 0; + ), + + TP_printk("%s %pS btree %s pos %llu:%llu:%u level %u node %s iter seq %u lock seq %u", + __entry->trans_fn, + (void *) __entry->caller_ip, + bch2_btree_ids[__entry->btree_id], + __entry->pos_inode, + __entry->pos_offset, + __entry->pos_snapshot, + __entry->level, + __entry->node, + __entry->iter_lock_seq, + __entry->node_lock_seq) +); + +TRACE_EVENT(btree_path_upgrade_fail, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + struct btree_path *path, + unsigned level), + TP_ARGS(trans, caller_ip, path, level), + + TP_STRUCT__entry( + __array(char, trans_fn, 32 ) + __field(unsigned long, caller_ip ) + __field(u8, btree_id ) + __field(u8, level ) + TRACE_BPOS_entries(pos) + __field(u8, locked ) + __field(u8, self_read_count ) + __field(u8, self_intent_count) + __field(u8, read_count ) + __field(u8, intent_count ) + __field(u32, iter_lock_seq ) + __field(u32, node_lock_seq ) + ), + + TP_fast_assign( + struct six_lock_count c; + + strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn)); + __entry->caller_ip = caller_ip; + __entry->btree_id = path->btree_id; + __entry->level = level; + TRACE_BPOS_assign(pos, path->pos); + __entry->locked = btree_node_locked(path, level); + + c = bch2_btree_node_lock_counts(trans, NULL, &path->l[level].b->c, level), + __entry->self_read_count = c.n[SIX_LOCK_read]; + __entry->self_intent_count = c.n[SIX_LOCK_intent]; + c = six_lock_counts(&path->l[level].b->c.lock); + __entry->read_count = c.n[SIX_LOCK_read]; + __entry->intent_count = c.n[SIX_LOCK_read]; + __entry->iter_lock_seq = path->l[level].lock_seq; + __entry->node_lock_seq = is_btree_node(path, level) ? path->l[level].b->c.lock.state.seq : 0; + ), + + TP_printk("%s %pS btree %s pos %llu:%llu:%u level %u locked %u held %u:%u lock count %u:%u iter seq %u lock seq %u", + __entry->trans_fn, + (void *) __entry->caller_ip, + bch2_btree_ids[__entry->btree_id], + __entry->pos_inode, + __entry->pos_offset, + __entry->pos_snapshot, + __entry->level, + __entry->locked, + __entry->self_read_count, + __entry->self_intent_count, + __entry->read_count, + __entry->intent_count, + __entry->iter_lock_seq, + __entry->node_lock_seq) +); + +/* Garbage collection */ + +DEFINE_EVENT(bch_fs, gc_gens_start, + TP_PROTO(struct bch_fs *c), + TP_ARGS(c) +); + +DEFINE_EVENT(bch_fs, gc_gens_end, + TP_PROTO(struct bch_fs *c), + TP_ARGS(c) +); + +/* Allocator */ + +DECLARE_EVENT_CLASS(bucket_alloc, + TP_PROTO(struct bch_dev *ca, const char *alloc_reserve, + u64 bucket, + u64 free, + u64 avail, + u64 copygc_wait_amount, + s64 copygc_waiting_for, + struct bucket_alloc_state *s, + bool nonblocking, + const char *err), + TP_ARGS(ca, alloc_reserve, bucket, free, avail, + copygc_wait_amount, copygc_waiting_for, + s, nonblocking, err), + + TP_STRUCT__entry( + __field(u8, dev ) + __array(char, reserve, 16 ) + __field(u64, bucket ) + __field(u64, free ) + __field(u64, avail ) + __field(u64, copygc_wait_amount ) + __field(s64, copygc_waiting_for ) + __field(u64, seen ) + __field(u64, open ) + __field(u64, need_journal_commit ) + __field(u64, nouse ) + __field(bool, nonblocking ) + __field(u64, nocow ) + __array(char, err, 32 ) + ), + + TP_fast_assign( + __entry->dev = ca->dev_idx; + strscpy(__entry->reserve, alloc_reserve, sizeof(__entry->reserve)); + __entry->bucket = bucket; + __entry->free = free; + __entry->avail = avail; + __entry->copygc_wait_amount = copygc_wait_amount; + __entry->copygc_waiting_for = copygc_waiting_for; + __entry->seen = s->buckets_seen; + __entry->open = s->skipped_open; + __entry->need_journal_commit = s->skipped_need_journal_commit; + __entry->nouse = s->skipped_nouse; + __entry->nonblocking = nonblocking; + __entry->nocow = s->skipped_nocow; + strscpy(__entry->err, err, sizeof(__entry->err)); + ), + + TP_printk("reserve %s bucket %u:%llu free %llu avail %llu copygc_wait %llu/%lli seen %llu open %llu need_journal_commit %llu nouse %llu nocow %llu nonblocking %u err %s", + __entry->reserve, + __entry->dev, + __entry->bucket, + __entry->free, + __entry->avail, + __entry->copygc_wait_amount, + __entry->copygc_waiting_for, + __entry->seen, + __entry->open, + __entry->need_journal_commit, + __entry->nouse, + __entry->nocow, + __entry->nonblocking, + __entry->err) +); + +DEFINE_EVENT(bucket_alloc, bucket_alloc, + TP_PROTO(struct bch_dev *ca, const char *alloc_reserve, + u64 bucket, + u64 free, + u64 avail, + u64 copygc_wait_amount, + s64 copygc_waiting_for, + struct bucket_alloc_state *s, + bool nonblocking, + const char *err), + TP_ARGS(ca, alloc_reserve, bucket, free, avail, + copygc_wait_amount, copygc_waiting_for, + s, nonblocking, err) +); + +DEFINE_EVENT(bucket_alloc, bucket_alloc_fail, + TP_PROTO(struct bch_dev *ca, const char *alloc_reserve, + u64 bucket, + u64 free, + u64 avail, + u64 copygc_wait_amount, + s64 copygc_waiting_for, + struct bucket_alloc_state *s, + bool nonblocking, + const char *err), + TP_ARGS(ca, alloc_reserve, bucket, free, avail, + copygc_wait_amount, copygc_waiting_for, + s, nonblocking, err) +); + +TRACE_EVENT(discard_buckets, + TP_PROTO(struct bch_fs *c, u64 seen, u64 open, + u64 need_journal_commit, u64 discarded, const char *err), + TP_ARGS(c, seen, open, need_journal_commit, discarded, err), + + TP_STRUCT__entry( + __field(dev_t, dev ) + __field(u64, seen ) + __field(u64, open ) + __field(u64, need_journal_commit ) + __field(u64, discarded ) + __array(char, err, 16 ) + ), + + TP_fast_assign( + __entry->dev = c->dev; + __entry->seen = seen; + __entry->open = open; + __entry->need_journal_commit = need_journal_commit; + __entry->discarded = discarded; + strscpy(__entry->err, err, sizeof(__entry->err)); + ), + + TP_printk("%d%d seen %llu open %llu need_journal_commit %llu discarded %llu err %s", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->seen, + __entry->open, + __entry->need_journal_commit, + __entry->discarded, + __entry->err) +); + +TRACE_EVENT(bucket_invalidate, + TP_PROTO(struct bch_fs *c, unsigned dev, u64 bucket, u32 sectors), + TP_ARGS(c, dev, bucket, sectors), + + TP_STRUCT__entry( + __field(dev_t, dev ) + __field(u32, dev_idx ) + __field(u32, sectors ) + __field(u64, bucket ) + ), + + TP_fast_assign( + __entry->dev = c->dev; + __entry->dev_idx = dev; + __entry->sectors = sectors; + __entry->bucket = bucket; + ), + + TP_printk("%d:%d invalidated %u:%llu cached sectors %u", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->dev_idx, __entry->bucket, + __entry->sectors) +); + +/* Moving IO */ + +TRACE_EVENT(bucket_evacuate, + TP_PROTO(struct bch_fs *c, struct bpos *bucket), + TP_ARGS(c, bucket), + + TP_STRUCT__entry( + __field(dev_t, dev ) + __field(u32, dev_idx ) + __field(u64, bucket ) + ), + + TP_fast_assign( + __entry->dev = c->dev; + __entry->dev_idx = bucket->inode; + __entry->bucket = bucket->offset; + ), + + TP_printk("%d:%d %u:%llu", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->dev_idx, __entry->bucket) +); + +DEFINE_EVENT(bkey, move_extent, + TP_PROTO(struct bch_fs *c, const char *k), + TP_ARGS(c, k) +); + +DEFINE_EVENT(bkey, move_extent_read, + TP_PROTO(struct bch_fs *c, const char *k), + TP_ARGS(c, k) +); + +DEFINE_EVENT(bkey, move_extent_write, + TP_PROTO(struct bch_fs *c, const char *k), + TP_ARGS(c, k) +); + +DEFINE_EVENT(bkey, move_extent_finish, + TP_PROTO(struct bch_fs *c, const char *k), + TP_ARGS(c, k) +); + +TRACE_EVENT(move_extent_fail, + TP_PROTO(struct bch_fs *c, const char *msg), + TP_ARGS(c, msg), + + TP_STRUCT__entry( + __field(dev_t, dev ) + __string(msg, msg ) + ), + + TP_fast_assign( + __entry->dev = c->dev; + __assign_str(msg, msg); + ), + + TP_printk("%d:%d %s", MAJOR(__entry->dev), MINOR(__entry->dev), __get_str(msg)) +); + +DEFINE_EVENT(bkey, move_extent_alloc_mem_fail, + TP_PROTO(struct bch_fs *c, const char *k), + TP_ARGS(c, k) +); + +TRACE_EVENT(move_data, + TP_PROTO(struct bch_fs *c, u64 sectors_moved, + u64 keys_moved), + TP_ARGS(c, sectors_moved, keys_moved), + + TP_STRUCT__entry( + __field(dev_t, dev ) + __field(u64, sectors_moved ) + __field(u64, keys_moved ) + ), + + TP_fast_assign( + __entry->dev = c->dev; + __entry->sectors_moved = sectors_moved; + __entry->keys_moved = keys_moved; + ), + + TP_printk("%d,%d sectors_moved %llu keys_moved %llu", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->sectors_moved, __entry->keys_moved) +); + +TRACE_EVENT(evacuate_bucket, + TP_PROTO(struct bch_fs *c, struct bpos *bucket, + unsigned sectors, unsigned bucket_size, + u64 fragmentation, int ret), + TP_ARGS(c, bucket, sectors, bucket_size, fragmentation, ret), + + TP_STRUCT__entry( + __field(dev_t, dev ) + __field(u64, member ) + __field(u64, bucket ) + __field(u32, sectors ) + __field(u32, bucket_size ) + __field(u64, fragmentation ) + __field(int, ret ) + ), + + TP_fast_assign( + __entry->dev = c->dev; + __entry->member = bucket->inode; + __entry->bucket = bucket->offset; + __entry->sectors = sectors; + __entry->bucket_size = bucket_size; + __entry->fragmentation = fragmentation; + __entry->ret = ret; + ), + + TP_printk("%d,%d %llu:%llu sectors %u/%u fragmentation %llu ret %i", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->member, __entry->bucket, + __entry->sectors, __entry->bucket_size, + __entry->fragmentation, __entry->ret) +); + +TRACE_EVENT(copygc, + TP_PROTO(struct bch_fs *c, + u64 sectors_moved, u64 sectors_not_moved, + u64 buckets_moved, u64 buckets_not_moved), + TP_ARGS(c, + sectors_moved, sectors_not_moved, + buckets_moved, buckets_not_moved), + + TP_STRUCT__entry( + __field(dev_t, dev ) + __field(u64, sectors_moved ) + __field(u64, sectors_not_moved ) + __field(u64, buckets_moved ) + __field(u64, buckets_not_moved ) + ), + + TP_fast_assign( + __entry->dev = c->dev; + __entry->sectors_moved = sectors_moved; + __entry->sectors_not_moved = sectors_not_moved; + __entry->buckets_moved = buckets_moved; + __entry->buckets_not_moved = buckets_moved; + ), + + TP_printk("%d,%d sectors moved %llu remain %llu buckets moved %llu remain %llu", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->sectors_moved, __entry->sectors_not_moved, + __entry->buckets_moved, __entry->buckets_not_moved) +); + +TRACE_EVENT(copygc_wait, + TP_PROTO(struct bch_fs *c, + u64 wait_amount, u64 until), + TP_ARGS(c, wait_amount, until), + + TP_STRUCT__entry( + __field(dev_t, dev ) + __field(u64, wait_amount ) + __field(u64, until ) + ), + + TP_fast_assign( + __entry->dev = c->dev; + __entry->wait_amount = wait_amount; + __entry->until = until; + ), + + TP_printk("%d,%u waiting for %llu sectors until %llu", + MAJOR(__entry->dev), MINOR(__entry->dev), + __entry->wait_amount, __entry->until) +); + +/* btree transactions: */ + +DECLARE_EVENT_CLASS(transaction_event, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip), + TP_ARGS(trans, caller_ip), + + TP_STRUCT__entry( + __array(char, trans_fn, 32 ) + __field(unsigned long, caller_ip ) + ), + + TP_fast_assign( + strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn)); + __entry->caller_ip = caller_ip; + ), + + TP_printk("%s %pS", __entry->trans_fn, (void *) __entry->caller_ip) +); + +DEFINE_EVENT(transaction_event, transaction_commit, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip), + TP_ARGS(trans, caller_ip) +); + +DEFINE_EVENT(transaction_event, trans_restart_injected, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip), + TP_ARGS(trans, caller_ip) +); + +TRACE_EVENT(trans_restart_split_race, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + struct btree *b), + TP_ARGS(trans, caller_ip, b), + + TP_STRUCT__entry( + __array(char, trans_fn, 32 ) + __field(unsigned long, caller_ip ) + __field(u8, level ) + __field(u16, written ) + __field(u16, blocks ) + __field(u16, u64s_remaining ) + ), + + TP_fast_assign( + strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn)); + __entry->caller_ip = caller_ip; + __entry->level = b->c.level; + __entry->written = b->written; + __entry->blocks = btree_blocks(trans->c); + __entry->u64s_remaining = bch_btree_keys_u64s_remaining(trans->c, b); + ), + + TP_printk("%s %pS l=%u written %u/%u u64s remaining %u", + __entry->trans_fn, (void *) __entry->caller_ip, + __entry->level, + __entry->written, __entry->blocks, + __entry->u64s_remaining) +); + +DEFINE_EVENT(transaction_event, trans_blocked_journal_reclaim, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip), + TP_ARGS(trans, caller_ip) +); + +DEFINE_EVENT(transaction_event, trans_restart_journal_res_get, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip), + TP_ARGS(trans, caller_ip) +); + + +TRACE_EVENT(trans_restart_journal_preres_get, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + unsigned flags), + TP_ARGS(trans, caller_ip, flags), + + TP_STRUCT__entry( + __array(char, trans_fn, 32 ) + __field(unsigned long, caller_ip ) + __field(unsigned, flags ) + ), + + TP_fast_assign( + strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn)); + __entry->caller_ip = caller_ip; + __entry->flags = flags; + ), + + TP_printk("%s %pS %x", __entry->trans_fn, + (void *) __entry->caller_ip, + __entry->flags) +); + +DEFINE_EVENT(transaction_event, trans_restart_journal_reclaim, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip), + TP_ARGS(trans, caller_ip) +); + +DEFINE_EVENT(transaction_event, trans_restart_fault_inject, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip), + TP_ARGS(trans, caller_ip) +); + +DEFINE_EVENT(transaction_event, trans_traverse_all, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip), + TP_ARGS(trans, caller_ip) +); + +DEFINE_EVENT(transaction_event, trans_restart_mark_replicas, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip), + TP_ARGS(trans, caller_ip) +); + +DEFINE_EVENT(transaction_event, trans_restart_key_cache_raced, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip), + TP_ARGS(trans, caller_ip) +); + +DEFINE_EVENT(transaction_event, trans_restart_too_many_iters, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip), + TP_ARGS(trans, caller_ip) +); + +DECLARE_EVENT_CLASS(transaction_restart_iter, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + struct btree_path *path), + TP_ARGS(trans, caller_ip, path), + + TP_STRUCT__entry( + __array(char, trans_fn, 32 ) + __field(unsigned long, caller_ip ) + __field(u8, btree_id ) + TRACE_BPOS_entries(pos) + ), + + TP_fast_assign( + strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn)); + __entry->caller_ip = caller_ip; + __entry->btree_id = path->btree_id; + TRACE_BPOS_assign(pos, path->pos) + ), + + TP_printk("%s %pS btree %s pos %llu:%llu:%u", + __entry->trans_fn, + (void *) __entry->caller_ip, + bch2_btree_ids[__entry->btree_id], + __entry->pos_inode, + __entry->pos_offset, + __entry->pos_snapshot) +); + +DEFINE_EVENT(transaction_restart_iter, trans_restart_btree_node_reused, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + struct btree_path *path), + TP_ARGS(trans, caller_ip, path) +); + +DEFINE_EVENT(transaction_restart_iter, trans_restart_btree_node_split, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + struct btree_path *path), + TP_ARGS(trans, caller_ip, path) +); + +TRACE_EVENT(trans_restart_upgrade, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + struct btree_path *path, + unsigned old_locks_want, + unsigned new_locks_want), + TP_ARGS(trans, caller_ip, path, old_locks_want, new_locks_want), + + TP_STRUCT__entry( + __array(char, trans_fn, 32 ) + __field(unsigned long, caller_ip ) + __field(u8, btree_id ) + __field(u8, old_locks_want ) + __field(u8, new_locks_want ) + TRACE_BPOS_entries(pos) + ), + + TP_fast_assign( + strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn)); + __entry->caller_ip = caller_ip; + __entry->btree_id = path->btree_id; + __entry->old_locks_want = old_locks_want; + __entry->new_locks_want = new_locks_want; + TRACE_BPOS_assign(pos, path->pos) + ), + + TP_printk("%s %pS btree %s pos %llu:%llu:%u locks_want %u -> %u", + __entry->trans_fn, + (void *) __entry->caller_ip, + bch2_btree_ids[__entry->btree_id], + __entry->pos_inode, + __entry->pos_offset, + __entry->pos_snapshot, + __entry->old_locks_want, + __entry->new_locks_want) +); + +DEFINE_EVENT(transaction_restart_iter, trans_restart_relock, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + struct btree_path *path), + TP_ARGS(trans, caller_ip, path) +); + +DEFINE_EVENT(transaction_restart_iter, trans_restart_relock_next_node, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + struct btree_path *path), + TP_ARGS(trans, caller_ip, path) +); + +DEFINE_EVENT(transaction_restart_iter, trans_restart_relock_parent_for_fill, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + struct btree_path *path), + TP_ARGS(trans, caller_ip, path) +); + +DEFINE_EVENT(transaction_restart_iter, trans_restart_relock_after_fill, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + struct btree_path *path), + TP_ARGS(trans, caller_ip, path) +); + +DEFINE_EVENT(transaction_event, trans_restart_key_cache_upgrade, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip), + TP_ARGS(trans, caller_ip) +); + +DEFINE_EVENT(transaction_restart_iter, trans_restart_relock_key_cache_fill, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + struct btree_path *path), + TP_ARGS(trans, caller_ip, path) +); + +DEFINE_EVENT(transaction_restart_iter, trans_restart_relock_path, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + struct btree_path *path), + TP_ARGS(trans, caller_ip, path) +); + +DEFINE_EVENT(transaction_restart_iter, trans_restart_relock_path_intent, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + struct btree_path *path), + TP_ARGS(trans, caller_ip, path) +); + +DEFINE_EVENT(transaction_restart_iter, trans_restart_traverse, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + struct btree_path *path), + TP_ARGS(trans, caller_ip, path) +); + +DEFINE_EVENT(transaction_restart_iter, trans_restart_memory_allocation_failure, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + struct btree_path *path), + TP_ARGS(trans, caller_ip, path) +); + +DEFINE_EVENT(transaction_event, trans_restart_would_deadlock, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip), + TP_ARGS(trans, caller_ip) +); + +DEFINE_EVENT(transaction_event, trans_restart_would_deadlock_recursion_limit, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip), + TP_ARGS(trans, caller_ip) +); + +TRACE_EVENT(trans_restart_would_deadlock_write, + TP_PROTO(struct btree_trans *trans), + TP_ARGS(trans), + + TP_STRUCT__entry( + __array(char, trans_fn, 32 ) + ), + + TP_fast_assign( + strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn)); + ), + + TP_printk("%s", __entry->trans_fn) +); + +TRACE_EVENT(trans_restart_mem_realloced, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + unsigned long bytes), + TP_ARGS(trans, caller_ip, bytes), + + TP_STRUCT__entry( + __array(char, trans_fn, 32 ) + __field(unsigned long, caller_ip ) + __field(unsigned long, bytes ) + ), + + TP_fast_assign( + strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn)); + __entry->caller_ip = caller_ip; + __entry->bytes = bytes; + ), + + TP_printk("%s %pS bytes %lu", + __entry->trans_fn, + (void *) __entry->caller_ip, + __entry->bytes) +); + +TRACE_EVENT(trans_restart_key_cache_key_realloced, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip, + struct btree_path *path, + unsigned old_u64s, + unsigned new_u64s), + TP_ARGS(trans, caller_ip, path, old_u64s, new_u64s), + + TP_STRUCT__entry( + __array(char, trans_fn, 32 ) + __field(unsigned long, caller_ip ) + __field(enum btree_id, btree_id ) + TRACE_BPOS_entries(pos) + __field(u32, old_u64s ) + __field(u32, new_u64s ) + ), + + TP_fast_assign( + strscpy(__entry->trans_fn, trans->fn, sizeof(__entry->trans_fn)); + __entry->caller_ip = caller_ip; + + __entry->btree_id = path->btree_id; + TRACE_BPOS_assign(pos, path->pos); + __entry->old_u64s = old_u64s; + __entry->new_u64s = new_u64s; + ), + + TP_printk("%s %pS btree %s pos %llu:%llu:%u old_u64s %u new_u64s %u", + __entry->trans_fn, + (void *) __entry->caller_ip, + bch2_btree_ids[__entry->btree_id], + __entry->pos_inode, + __entry->pos_offset, + __entry->pos_snapshot, + __entry->old_u64s, + __entry->new_u64s) +); + +DEFINE_EVENT(transaction_event, trans_restart_write_buffer_flush, + TP_PROTO(struct btree_trans *trans, + unsigned long caller_ip), + TP_ARGS(trans, caller_ip) +); + +TRACE_EVENT(write_buffer_flush, + TP_PROTO(struct btree_trans *trans, size_t nr, size_t skipped, size_t fast, size_t size), + TP_ARGS(trans, nr, skipped, fast, size), + + TP_STRUCT__entry( + __field(size_t, nr ) + __field(size_t, skipped ) + __field(size_t, fast ) + __field(size_t, size ) + ), + + TP_fast_assign( + __entry->nr = nr; + __entry->skipped = skipped; + __entry->fast = fast; + __entry->size = size; + ), + + TP_printk("%zu/%zu skipped %zu fast %zu", + __entry->nr, __entry->size, __entry->skipped, __entry->fast) +); + +TRACE_EVENT(write_buffer_flush_slowpath, + TP_PROTO(struct btree_trans *trans, size_t nr, size_t size), + TP_ARGS(trans, nr, size), + + TP_STRUCT__entry( + __field(size_t, nr ) + __field(size_t, size ) + ), + + TP_fast_assign( + __entry->nr = nr; + __entry->size = size; + ), + + TP_printk("%zu/%zu", __entry->nr, __entry->size) +); + +#endif /* _TRACE_BCACHEFS_H */ + +/* This part must be outside protection */ +#undef TRACE_INCLUDE_PATH +#define TRACE_INCLUDE_PATH ../../fs/bcachefs + +#undef TRACE_INCLUDE_FILE +#define TRACE_INCLUDE_FILE trace + +#include <trace/define_trace.h> |