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Date: Thu, 25 May 2017 23:58:30 -0400 (EDT)
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Subject: Re: [PATCH net] sky2: Do not deadlock on sky2_hw_down
From: David Miller <davem@davemloft.net>
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From: Stephen Hemminger <stephen@networkplumber.org>
Date: Thu, 25 May 2017 15:05:02 -0700

> Ok, the issue is that lockdep is being stupid and thinking that
> seqcount's behave like locks.

Well.. they do.  That's why they have that annotation.