Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
MIME-Version: 1.0
References: <20200706180010.29032-1-puranjay12@gmail.com> <20200706121407.6c24f537@lwn.net>
In-Reply-To: <20200706121407.6c24f537@lwn.net>
From:   Puranjay Mohan <puranjay12@gmail.com>
Date:   Mon, 6 Jul 2020 23:51:05 +0530
Message-ID: <CANk7y0h0p+OjYvtFbGf-C7FeOdgf3HBtd=jVdDTHYP5eKv2uvQ@mail.gmail.com>
Subject: Re: [PATCH] Security: Documentation: fix: `make htmldocs` warnings
To:     Jonathan Corbet <corbet@lwn.net>
Cc:     Shuah Khan <skhan@linuxfoundation.org>,
        linux-kernel-mentees@lists.linuxfoundation.org,
        Linux Documentation List <linux-doc@vger.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Content-Type: text/plain; charset="UTF-8"
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

On Mon, Jul 6, 2020 at 11:44 PM Jonathan Corbet <corbet@lwn.net> wrote:
>
> On Mon,  6 Jul 2020 23:30:10 +0530
> Puranjay Mohan <puranjay12@gmail.com> wrote:
>
> > Remove extra ')' after function name to fix warnings.
> > It solves following warning :
> > WARNING: Unparseable C cross-reference: 'groups_sort)'
> > Invalid C declaration: Expected end of definition. [error at 11]
> >
> > Signed-off-by: Puranjay Mohan <puranjay12@gmail.com>
> > ---
> >  Documentation/security/credentials.rst | 2 +-
> >  1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/Documentation/security/credentials.rst b/Documentation/security/credentials.rst
> > index 282e79feee6a..d51e42b92395 100644
> > --- a/Documentation/security/credentials.rst
> > +++ b/Documentation/security/credentials.rst
> > @@ -455,7 +455,7 @@ When replacing the group list, the new list must be sorted before it
> >  is added to the credential, as a binary search is used to test for
> >  membership.  In practice, this means :c:func:`groups_sort` should be
> >  called before :c:func:`set_groups` or :c:func:`set_current_groups`.
> > -:c:func:`groups_sort)` must not be called on a ``struct group_list`` which
> > +:c:func:`groups_sort` must not be called on a ``struct group_list`` which
> >  is shared as it may permute elements as part of the sorting process
> >  even if the array is already sorted.
>
> So this is a great fix, thanks for sending it.  That said, there are a
> couple of ways in which this fix can be made even better:
>
>  - The simpler of the two is to change the subject line of the patch.
>    "Fix a warning" is almost never a good description of what you're
>    doing; what you are actually doing is fixing a broken cross reference.
>    So the subject line should say that.
>
>  - In this case, though, there is a much better thing to do.  We
>    deprecated the use of :c:func: around a year ago; the docs build system
>    can now do the right thing automatically.  So a fix that would both
>    eliminate the warning and improve the document as a whole would be to
>    replace every instance of:
>
>         :c:func:`function_name`
>
>    with:
>
>         function_name()
>
> Is there any chance I could get you to send a patch that does that?
Yes! I have started working on it.
>
> Thanks,
>
> jon
Thanks,
Puranjay