From d44330b7f13e7f243f7d0e0426741219708ff7de Mon Sep 17 00:00:00 2001 From: Guoju Fang Date: Fri, 24 Jan 2020 01:01:38 +0800 Subject: bcache: print written and keys in trace_bcache_btree_write 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 Signed-off-by: Coly Li Signed-off-by: Jens Axboe --- include/trace/events/bcache.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'include/trace') 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, -- cgit v1.2.3-59-g8ed1b