netdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Xie He <xie.he.0141@gmail.com>
To: Martin Schiller <ms@dev.tdt.de>
Cc: Jakub Kicinski <kuba@kernel.org>,
	Leon Romanovsky <leon@kernel.org>,
	"David S. Miller" <davem@davemloft.net>,
	Linux X25 <linux-x25@vger.kernel.org>,
	Linux Kernel Network Developers <netdev@vger.kernel.org>,
	LKML <linux-kernel@vger.kernel.org>,
	Krzysztof Halasa <khc@pm.waw.pl>,
	Jonathan Corbet <corbet@lwn.net>,
	linux-doc@vger.kernel.org
Subject: Re: [PATCH net-next RFC v4] net: hdlc_x25: Queue outgoing LAPB frames
Date: Wed, 3 Mar 2021 12:23:24 -0800	[thread overview]
Message-ID: <CAJht_ENFd74+MeqYDk4AtipKFcQ3n7WHG-rNL62Z=K3FxWct=A@mail.gmail.com> (raw)
In-Reply-To: <8cac820a181070ac2bad983dc49e4e4e@dev.tdt.de>

On Wed, Mar 3, 2021 at 5:26 AM Martin Schiller <ms@dev.tdt.de> wrote:
>
> On 2021-03-03 00:30, Jakub Kicinski wrote:
> >
> > Hard question to answer, existing users seem happy and Xie's driver
> > isn't upstream, so the justification for potentially breaking backward
> > compatibility isn't exactly "strong".
> >
> > Can we cop out and add a knob somewhere to control spawning the extra
> > netdev? Let people who just want a newer kernel carry on without
> > distractions and those who want the extra layer can flip the switch?
>
> Yes, that would be a good compromise.
> I think a compile time selection option is enough here.
> We could introduce a new config option CONFIG_HDLC_X25_LEGACY (or
> something like that) and then implement the new or the old behavior in
> the driver accordingly.
>
> A switch that can be toggled at runtime (e.g. via sethdlc) would also be
> conceivable, but I don't think this is necessary.

Yes, I think adding a new config option would be a good way. Thank you both!!

      reply	other threads:[~2021-03-04  0:17 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-16 20:18 [PATCH net-next RFC v4] net: hdlc_x25: Queue outgoing LAPB frames Xie He
2021-02-18  8:57 ` Leon Romanovsky
2021-02-18  9:07   ` Xie He
2021-02-18 10:37     ` Leon Romanovsky
2021-02-18 17:36       ` Xie He
2021-02-18 19:55         ` Leon Romanovsky
2021-02-18 20:06           ` Xie He
2021-02-18 20:23             ` Xie He
2021-02-19 18:39               ` Jakub Kicinski
2021-02-19 20:28                 ` Xie He
2021-02-21  6:39                   ` Leon Romanovsky
2021-02-21 19:13                     ` Xie He
2021-02-22  7:14                   ` Martin Schiller
2021-02-22  8:56                     ` Xie He
2021-02-26 14:20                       ` Martin Schiller
2021-02-26 23:03                         ` Xie He
2021-03-01  6:56                           ` Martin Schiller
2021-03-01  8:56                             ` Xie He
2021-03-02  7:04                               ` Martin Schiller
2021-03-02 23:30                                 ` Jakub Kicinski
2021-03-03 13:26                                   ` Martin Schiller
2021-03-03 20:23                                     ` Xie He [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to='CAJht_ENFd74+MeqYDk4AtipKFcQ3n7WHG-rNL62Z=K3FxWct=A@mail.gmail.com' \
    --to=xie.he.0141@gmail.com \
    --cc=corbet@lwn.net \
    --cc=davem@davemloft.net \
    --cc=khc@pm.waw.pl \
    --cc=kuba@kernel.org \
    --cc=leon@kernel.org \
    --cc=linux-doc@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-x25@vger.kernel.org \
    --cc=ms@dev.tdt.de \
    --cc=netdev@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).