LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Arnd Bergmann <arnd@kernel.org>
To: "Keller, Jacob E" <jacob.e.keller@intel.com>
Cc: Richard Cochran <richardcochran@gmail.com>,
	Nicolas Pitre <nico@fluxnic.net>,
	"Brandeburg, Jesse" <jesse.brandeburg@intel.com>,
	"Nguyen, Anthony L" <anthony.l.nguyen@intel.com>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
	Kurt Kanzenbach <kurt@linutronix.de>,
	"Saleem, Shiraz" <shiraz.saleem@intel.com>,
	"Ertman, David M" <david.m.ertman@intel.com>,
	"intel-wired-lan@lists.osuosl.org"
	<intel-wired-lan@lists.osuosl.org>,
	"netdev@vger.kernel.org" <netdev@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH net-next v2] ethernet/intel: fix PTP_1588_CLOCK dependencies
Date: Tue, 3 Aug 2021 20:27:14 +0200	[thread overview]
Message-ID: <CAK8P3a06enZOf=XyZ+zcAwBczv41UuCTz+=0FMf2gBz1_cOnZQ@mail.gmail.com> (raw)
In-Reply-To: <CO1PR11MB50892EAF3C871F6934B85852D6F09@CO1PR11MB5089.namprd11.prod.outlook.com>

On Tue, Aug 3, 2021 at 7:19 PM Keller, Jacob E <jacob.e.keller@intel.com> wrote:
> > On Tue, Aug 3, 2021 at 6:14 PM Richard Cochran <richardcochran@gmail.com> wrote:

> There is an alternative solution to fixing the imply keyword:
>
> Make the drivers use it properly by *actually* conditionally enabling the feature only when IS_REACHABLE, i.e. fix ice so that it uses IS_REACHABLE instead of IS_ENABLED, and so that its stub implementation in ice_ptp.h actually just silently does nothing but returns 0 to tell the rest of the driver things are fine.

I would consider IS_REACHABLE() part of the problem, not the solution, it makes
things magically build, but then surprises users at runtime when they do not get
the intended behavior.

      Arnd

  reply	other threads:[~2021-08-03 18:27 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-02 14:59 Arnd Bergmann
2021-08-02 16:49 ` Richard Cochran
2021-08-02 19:54   ` Keller, Jacob E
2021-08-02 20:32     ` Arnd Bergmann
2021-08-02 20:46       ` Keller, Jacob E
2021-08-02 20:59         ` Arnd Bergmann
2021-08-02 21:09           ` Keller, Jacob E
2021-08-02 21:10           ` Keller, Jacob E
2021-08-02 21:22           ` Nicolas Pitre
2021-08-03 20:29       ` Arnd Bergmann
2021-08-02 23:09     ` Richard Cochran
2021-08-02 23:45       ` Keller, Jacob E
2021-08-03  0:03         ` Richard Cochran
2021-08-03  6:59       ` Arnd Bergmann
2021-08-03 15:55         ` Richard Cochran
2021-08-03 16:14           ` Richard Cochran
2021-08-03 17:00             ` Arnd Bergmann
2021-08-03 17:18               ` Keller, Jacob E
2021-08-03 18:27                 ` Arnd Bergmann [this message]
2021-08-03 23:25                   ` Keller, Jacob E
2021-08-04 11:18                   ` Arnd Bergmann
2021-08-03 20:54               ` Richard Cochran
2021-08-04 20:53                 ` Keller, Jacob E

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='CAK8P3a06enZOf=XyZ+zcAwBczv41UuCTz+=0FMf2gBz1_cOnZQ@mail.gmail.com' \
    --to=arnd@kernel.org \
    --cc=anthony.l.nguyen@intel.com \
    --cc=arnd@arndb.de \
    --cc=davem@davemloft.net \
    --cc=david.m.ertman@intel.com \
    --cc=intel-wired-lan@lists.osuosl.org \
    --cc=jacob.e.keller@intel.com \
    --cc=jesse.brandeburg@intel.com \
    --cc=kuba@kernel.org \
    --cc=kurt@linutronix.de \
    --cc=linux-kernel@vger.kernel.org \
    --cc=netdev@vger.kernel.org \
    --cc=nico@fluxnic.net \
    --cc=richardcochran@gmail.com \
    --cc=shiraz.saleem@intel.com \
    --subject='Re: [PATCH net-next v2] ethernet/intel: fix PTP_1588_CLOCK dependencies' \
    /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

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).