diff mbox series

[13/17] bcache: print written and keys in trace_bcache_btree_write

Message ID 20200123170142.98974-14-colyli@suse.de (mailing list archive)
State New, archived
Headers show
Series bcache patches for Linux v5.6 | expand

Commit Message

Coly Li Jan. 23, 2020, 5:01 p.m. UTC 
From: Guoju Fang <fangguoju@gmail.com>

It's useful to dump written block and keys on btree write, this patch
add them into trace_bcache_btree_write.

Signed-off-by: Guoju Fang <fangguoju@gmail.com>
Signed-off-by: Coly Li <colyli@suse.de>
---
 include/trace/events/bcache.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/include/trace/events/bcache.h b/include/trace/events/bcache.h
index e4526f85c19d..0bddea663b3b 100644
--- a/include/trace/events/bcache.h
+++ b/include/trace/events/bcache.h
@@ -275,7 +275,8 @@  TRACE_EVENT(bcache_btree_write,
 		__entry->keys	= b->keys.set[b->keys.nsets].data->keys;
 	),
 
-	TP_printk("bucket %zu", __entry->bucket)
+	TP_printk("bucket %zu written block %u + %u",
+		__entry->bucket, __entry->block, __entry->keys)
 );
 
 DEFINE_EVENT(btree_node, bcache_btree_node_alloc,