linux-kernel - Re: [PATCH v2 08/11] driver core: fw_devlink: Make cycle detection more robust

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Message-ID: <CAMuHMdVpDJmjFebdc5yi421Tyvnh4w5AqZTuA035o4FU_wZRKw@mail.gmail.com>
Date:   Fri, 27 Jan 2023 11:29:24 +0100
From:   Geert Uytterhoeven <geert@...ux-m68k.org>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     Saravana Kannan <saravanak@...gle.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>,
        Sudeep Holla <sudeep.holla@....com>,
        Cristian Marussi <cristian.marussi@....com>,
        Linus Walleij <linus.walleij@...aro.org>,
        Bartosz Golaszewski <brgl@...ev.pl>,
        Thomas Gleixner <tglx@...utronix.de>,
        Marc Zyngier <maz@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
        Sascha Hauer <s.hauer@...gutronix.de>,
        Pengutronix Kernel Team <kernel@...gutronix.de>,
        Fabio Estevam <festevam@...il.com>,
        NXP Linux Team <linux-imx@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Frank Rowand <frowand.list@...il.com>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Magnus Damm <magnus.damm@...il.com>,
        Len Brown <lenb@...nel.org>,
        Daniel Scally <djrscally@...il.com>,
        Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        Tony Lindgren <tony@...mide.com>,
        Linux Kernel Functional Testing <lkft@...aro.org>,
        Naresh Kamboju <naresh.kamboju@...aro.org>,
        Abel Vesa <abel.vesa@...aro.org>,
        Alexander Stein <alexander.stein@...tq-group.com>,
        John Stultz <jstultz@...gle.com>,
        Doug Anderson <dianders@...omium.org>,
        Guenter Roeck <linux@...ck-us.net>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Maxim Kiselev <bigunclemax@...il.com>,
        Maxim Kochetkov <fido_max@...ox.ru>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Luca Weiss <luca.weiss@...rphone.com>,
        Colin Foster <colin.foster@...advantage.com>,
        Martin Kepplinger <martin.kepplinger@...i.sm>,
        Jean-Philippe Brucker <jpb@...nel.org>,
        kernel-team@...roid.com, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-gpio@...r.kernel.org,
        devicetree@...r.kernel.org, linux-renesas-soc@...r.kernel.org,
        linux-acpi@...r.kernel.org
Subject: Re: [PATCH v2 08/11] driver core: fw_devlink: Make cycle detection
 more robust

Hi Andy,

On Fri, Jan 27, 2023 at 11:10 AM Andy Shevchenko
<andriy.shevchenko@...ux.intel.com> wrote:
> On Fri, Jan 27, 2023 at 10:52:02AM +0100, Geert Uytterhoeven wrote:
> > On Fri, Jan 27, 2023 at 10:43 AM Andy Shevchenko
> > <andriy.shevchenko@...ux.intel.com> wrote:
> > > On Thu, Jan 26, 2023 at 04:11:35PM -0800, Saravana Kannan wrote:
> > > > + * Check if @sup_handle or any of its ancestors or suppliers direct/indirectly
> > > > + * depend on @con.  This function can detect multiple cyles between @sup_handle
> > >
> > > A single space is enough.
> >
> > It's very common to write two spaces after a full stop.

See e.g.:

    git grep "\.  [^ ]

> > When joining two sentences on separate lines in vim using SHIFT-J,
> > vim will make sure there are two spaces.
>
> But is this consistent with all kernel doc comments in the core.c?

Probably there are inconsistencies...
(Aren't there everywhere?)

> I'm fine with either as long as it's consistent.

At least the kerneldoc source will look similar to the PDF output
(LaTeX inserts more space after a full stop automatically ;-).

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds