Date: Wed, 30 Aug 2017 11:12:23 +0200
From: Peter Zijlstra <peterz@infradead.org>
To: Byungchul Park <byungchul.park@lge.com>
Cc: mingo@kernel.org, tj@kernel.org, boqun.feng@gmail.com,
        david@fromorbit.com, johannes@sipsolutions.net, oleg@redhat.com,
        linux-kernel@vger.kernel.org, kernel-team@lge.com
Subject: Re: [PATCH 4/4] lockdep: Fix workqueue crossrelease annotation
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On Wed, Aug 30, 2017 at 06:01:59PM +0900, Byungchul Park wrote:
> My point is that we inevitably lose valuable dependencies by yours. That's
> why I've endlessly asked you 'do you have any reason you try those patches?'
> a ton of times. And you have never answered it.

The only dependencies that are lost are those between the first work and
the setup of the workqueue thread.

And there obviously _should_ not be any dependencies between those. A
work should not depend on the setup of the thread.