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| author | Kent Overstreet <kent.overstreet@gmail.com> | 2021-12-28 14:30:25 -0500 |
|---|---|---|
| committer | Kent Overstreet <kent.overstreet@gmail.com> | 2021-12-28 15:03:54 -0500 |
| commit | 38f8daa2b17627488c51f2e0c150213bd1636e00 (patch) | |
| tree | 5904dee003738f53da3fe569c229cff63c7acc00 /include/trace | |
| parent | be490d2732dbb1daf59ea00dec1fd37a9c17a37c (diff) | |
Update bcachefs sources to 078a1a596a bcachefs: Optimize bucket reuse
Diffstat (limited to 'include/trace')
| -rw-r--r-- | include/trace/events/bcachefs.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/include/trace/events/bcachefs.h b/include/trace/events/bcachefs.h index fce31463..5a409ee1 100644 --- a/include/trace/events/bcachefs.h +++ b/include/trace/events/bcachefs.h @@ -318,6 +318,34 @@ DEFINE_EVENT(btree_node, btree_set_root, TP_ARGS(c, b) ); +TRACE_EVENT(btree_cache_scan, + TP_PROTO(unsigned long nr_to_scan_pages, + unsigned long nr_to_scan_nodes, + unsigned long can_free_nodes, + long ret), + TP_ARGS(nr_to_scan_pages, nr_to_scan_nodes, can_free_nodes, ret), + + TP_STRUCT__entry( + __field(unsigned long, nr_to_scan_pages ) + __field(unsigned long, nr_to_scan_nodes ) + __field(unsigned long, can_free_nodes ) + __field(long, ret ) + ), + + TP_fast_assign( + __entry->nr_to_scan_pages = nr_to_scan_pages; + __entry->nr_to_scan_nodes = nr_to_scan_nodes; + __entry->can_free_nodes = can_free_nodes; + __entry->ret = ret; + ), + + TP_printk("scanned for %lu pages, %lu nodes, can free %lu nodes, ret %li", + __entry->nr_to_scan_pages, + __entry->nr_to_scan_nodes, + __entry->can_free_nodes, + __entry->ret) +); + /* Garbage collection */ DEFINE_EVENT(btree_node, btree_gc_rewrite_node, |