linux-kernel - Re: [PATCH v2] tty: Partially revert the removal of the Cyclades public API

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Message-ID: <Ye5vx/8CYH2zWK28@infradead.org>
Date:   Mon, 24 Jan 2022 01:22:15 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     "Maciej W. Rozycki" <macro@...ecosm.com>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jirislaby@...nel.org>,
        linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org,
        stable@...r.kernel.org
Subject: Re: [PATCH v2] tty: Partially revert the removal of the Cyclades
 public API

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.