linux-kernel - Re: [PATCH 1/2] serdev: ttyport: enforce tty-driver open() requirement

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Message-ID: <20171020122144.GA30326@kroah.com>
Date:   Fri, 20 Oct 2017 14:21:44 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Rob Herring <robh@...nel.org>
Cc:     Johan Hovold <johan@...nel.org>, Jiri Slaby <jslaby@...e.com>,
        "linux-serial@...r.kernel.org" <linux-serial@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] serdev: ttyport: enforce tty-driver open()
 requirement

On Tue, Oct 17, 2017 at 11:07:20AM -0500, Rob Herring wrote:
> On Mon, Oct 16, 2017 at 8:06 AM, Johan Hovold <johan@...nel.org> wrote:
> > The tty-driver open routine is mandatory, but the serdev
> > tty-port-controller implementation did not treat it as such and would
> > instead fall back to calling tty_port_open() directly.
> 
> The idea was to eventually get rid of the tty_struct dependency and
> only depend on tty_port. That's very invasive though and needs various
> pieces of tty_struct to move into tty_port.
> 
> Of course, tty_port_open itself would have to change as well, so this
> change doesn't really matter.

So are you acking these patches?

confused,

greg k-h