From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751491Ab3IUT6Y (ORCPT ); Sat, 21 Sep 2013 15:58:24 -0400 Received: from merlin.infradead.org ([205.233.59.134]:53087 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751179Ab3IUT6X (ORCPT ); Sat, 21 Sep 2013 15:58:23 -0400 Date: Sat, 21 Sep 2013 13:58:14 -0600 From: Jens Axboe To: "Jun'ichi Nomura" Cc: device-mapper development , "linux-kernel@vger.kernel.org" , Frank Mayhar , Mike Snitzer , Mikulas Patocka Subject: Re: [PATCH] block: Add nr_bios to block_rq_remap tracepoint Message-ID: <20130921195814.GE2312@kernel.dk> References: <523835AD.1030300@ce.jp.nec.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <523835AD.1030300@ce.jp.nec.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Sep 17 2013, Jun'ichi Nomura wrote: > Adding the number of bios in a remapped request to 'block_rq_remap' > tracepoint. > > Request remapper clones bios in a request to track the completion > status of each bio. So the number of bios can be useful information > for investigation. > > Related discussions: > http://www.redhat.com/archives/dm-devel/2013-August/msg00084.html > http://www.redhat.com/archives/dm-devel/2013-September/msg00024.html > > Signed-off-by: Jun'ichi Nomura > Acked-by: Mike Snitzer > Cc: Jens Axboe Thanks, added. -- Jens Axboe