From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qk0-f180.google.com (mail-qk0-f180.google.com [209.85.220.180]) by kanga.kvack.org (Postfix) with ESMTP id CB6A09003C7 for ; Wed, 1 Jul 2015 22:29:50 -0400 (EDT) Received: by qkeo142 with SMTP id o142so43263425qke.1 for ; Wed, 01 Jul 2015 19:29:50 -0700 (PDT) Received: from mail-qk0-x22e.google.com (mail-qk0-x22e.google.com. [2607:f8b0:400d:c09::22e]) by mx.google.com with ESMTPS id y72si4706314qgd.104.2015.07.01.19.29.50 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 01 Jul 2015 19:29:50 -0700 (PDT) Received: by qkbp125 with SMTP id p125so43168154qkb.2 for ; Wed, 01 Jul 2015 19:29:50 -0700 (PDT) Date: Wed, 1 Jul 2015 22:29:46 -0400 From: Tejun Heo Subject: Re: [PATCH 40/51] writeback: make bdi_start_background_writeback() take bdi_writeback instead of backing_dev_info Message-ID: <20150702022946.GJ26440@mtj.duckdns.org> References: <1432329245-5844-1-git-send-email-tj@kernel.org> <1432329245-5844-41-git-send-email-tj@kernel.org> <20150701075009.GA7252@quack.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150701075009.GA7252@quack.suse.cz> Sender: owner-linux-mm@kvack.org List-ID: To: Jan Kara Cc: axboe@kernel.dk, linux-kernel@vger.kernel.org, hch@infradead.org, hannes@cmpxchg.org, linux-fsdevel@vger.kernel.org, vgoyal@redhat.com, lizefan@huawei.com, cgroups@vger.kernel.org, linux-mm@kvack.org, mhocko@suse.cz, clm@fb.com, fengguang.wu@intel.com, david@fromorbit.com, gthelen@google.com, khlebnikov@yandex-team.ru On Wed, Jul 01, 2015 at 09:50:09AM +0200, Jan Kara wrote: > Can we add a memcg id of the wb to the tracepoint please? Because just bdi > needn't be enough when debugging stuff... Sure, will add cgroup path to identify the actual wb. css IDs aren't visible to userland. Thanks. -- tejun -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org