linux-kernel - Re: [PATCH -next 05/10] tty: Document defunct ASYNC

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Date:	Fri, 17 Oct 2014 10:46:57 +0200
From:	Jiri Slaby <jslaby@...e.cz>
To:	Peter Hurley <peter@...leysoftware.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
CC:	linux-serial@...r.kernel.org, linux-kernel@...r.kernel.org,
	One Thousand Gnomes <gnomes@...rguk.ukuu.org.uk>
Subject: Re: [PATCH -next 05/10] tty: Document defunct ASYNC_* bits in uapi
 header

On 10/16/2014, 10:54 PM, Peter Hurley wrote:
> Note the serial_struct flags for which the kernel ignores and performs
> no action. The flags cannot be removed since they form part of the
> userspace interface via the TIOCSSERIAL/TIOCGSERIAL ioctls.

Hello,

would it make sense to mark them deprecated somehow? At build time, or
at least warn in the serial core that "current->comm is using a
deprecated flag"_ratelimited()?

thanks,
-- 
js
suse labs
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