From mboxrd@z Thu Jan 1 00:00:00 1970 From: colyli@suse.de Subject: [PATCH 13/17] bcache: print written and keys in trace_bcache_btree_write Date: Fri, 24 Jan 2020 01:01:38 +0800 Message-ID: <20200123170142.98974-14-colyli@suse.de> References: <20200123170142.98974-1-colyli@suse.de> Return-path: Received: from mx2.suse.de ([195.135.220.15]:51832 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730037AbgAWRDE (ORCPT ); Thu, 23 Jan 2020 12:03:04 -0500 In-Reply-To: <20200123170142.98974-1-colyli@suse.de> Sender: linux-bcache-owner@vger.kernel.org List-Id: linux-bcache@vger.kernel.org To: axboe@kernel.dk Cc: linux-bcache@vger.kernel.org, linux-block@vger.kernel.org, Guoju Fang , Coly Li From: Guoju Fang 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 --- include/trace/events/bcache.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) 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, -- 2.16.4