Date: Mon, 24 Aug 2015 15:32:42 -0400
From: Tejun Heo <tj@kernel.org>
To: Jan Kara <jack@suse.cz>
Cc: Dave Chinner <david@fromorbit.com>, Eryu Guan <eguan@redhat.com>,
        Jens Axboe <axboe@kernel.dk>, linux-kernel@vger.kernel.org,
        xfs@oss.sgi.com, axboe@fb.com, Jan Kara <jack@suse.com>,
        linux-fsdevel@vger.kernel.org, kernel-team@fb.com
Subject: Re: [PATCH block/for-linus] writeback: fix syncing of I_DIRTY_TIME
 inodes
Message-ID: <20150824193242.GE28944@mtj.duckdns.org>
References: <20150821102053.GL17933@dhcp-13-216.nay.redhat.com>
 <20150822003025.GS3902@dastard>
 <20150822044609.GM17933@dhcp-13-216.nay.redhat.com>
 <20150824011123.GA714@dastard>
 <20150824031816.GO17933@dhcp-13-216.nay.redhat.com>
 <20150824062425.GU3902@dastard>
 <20150824091959.GA2936@quack.suse.cz>
 <20150824145150.GA10029@mtj.duckdns.org>
 <20150824171144.GB27262@mtj.duckdns.org>
 <20150824190847.GA4234@quack.suse.cz>
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Hello, Jan.

On Mon, Aug 24, 2015 at 09:08:47PM +0200, Jan Kara wrote:
> Inode may contain writeback pages (but not dirty pages) without being on
> any of the dirty lists. That is correct. Josef Bacik had patches to create

Hmmm... Can you please expand on how / why that happens?  It's kinda
weird to require writeback to walk all inodes regardless of their
dirty states.

> a list to track inodes with pages under writeback but they clashed with
> your patch series and they didn't get rebased yet AFAIR.

Wouldn't it make more sense to simply put them on one of the existing
b_* lists?

Thanks.

-- 
tejun
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