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Date:   Mon, 24 Jan 2022 01:22:15 -0800
From:   Christoph Hellwig <hch@infradead.org>
To:     "Maciej W. Rozycki" <macro@embecosm.com>
Cc:     Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Jiri Slaby <jirislaby@kernel.org>,
        linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org,
        stable@vger.kernel.org
Subject: Re: [PATCH v2] tty: Partially revert the removal of the Cyclades
 public API
Message-ID: <Ye5vx/8CYH2zWK28@infradead.org>
References: <alpine.DEB.2.20.2201230148120.11348@tpp.orcam.me.uk>
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On Sun, Jan 23, 2022 at 01:32:45PM +0000, Maciej W. Rozycki wrote:
> Fix a user API regression introduced with commit f76edd8f7ce0 ("tty: 
> cyclades, remove this orphan"), which removed a part of the API and 
> caused compilation errors for user programs using said part, such as 
> GCC 9 in its libsanitizer component[1]:

This looks sensible, but a #warning might be useful to get people to
stop including this random header.