linux-kernel - Re: [PATCH 0/8] Replace kernel-defined ASYNC

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Date:	Thu, 28 Apr 2016 15:44:15 -0500
From:	Grant Edwards <grant.b.edwards@...il.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	Peter Hurley <peter@...leysoftware.com>,
	Jiri Slaby <jslaby@...e.cz>, linux-kernel@...r.kernel.org,
	linux-serial@...r.kernel.org
Subject: Re: [PATCH 0/8] Replace kernel-defined ASYNC_ bits

On Thu, Apr 28, 2016 at 01:36:43PM -0700, Greg Kroah-Hartman wrote:
> On Sat, Apr 09, 2016 at 05:53:19PM -0700, Peter Hurley wrote:
> > As outlined in my January email ("RFC: out-of-tree tty driver breakage"),
> > the tty/serial core uses 5 bits in the tty_port.flags field to manage
> > state. They are:
[...]
> > The last patch of the series purposefully breaks out-of-tree driver
> > builds to ensure they update state test/change methods to the helpers
> > instead.
> > 
> > REQUIRES: "tty: Replace TTY_IO_ERROR bit tests with tty_io_error()"
> >           "tty: Replace TTY_THROTTLED bit tests with tty_throttled()"
> 
> Wonderful, thanks for doing this work.

And particular thanks from us out-of-tree driver maintainers for
making the breakage apparent.  It always sucks when a change goes in
under our radar that causes breakage without even causing a compiler
warning.  [Yea, I know if the drivers were in-tree, this wouldn't be a
problem.]

-- 
Grant