netdev - Re: simplify procfs code for seq

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Message-Id: <20180424081916.e94ca8463fb3c39ebc082bdd@linux-foundation.org>
Date:   Tue, 24 Apr 2018 08:19:16 -0700
From:   Andrew Morton <akpm@...ux-foundation.org>
To:     Christoph Hellwig <hch@....de>
Cc:     Alexey Dobriyan <adobriyan@...il.com>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Jiri Slaby <jslaby@...e.com>, Corey Minyard <minyard@....org>,
        Alessandro Zummo <a.zummo@...ertech.it>,
        Alexandre Belloni <alexandre.belloni@...tlin.com>,
        linux-acpi@...r.kernel.org, drbd-dev@...ts.linbit.com,
        linux-ide@...r.kernel.org, netdev@...r.kernel.org,
        linux-rtc@...r.kernel.org, megaraidlinux.pdl@...adcom.com,
        linux-scsi@...r.kernel.org, devel@...verdev.osuosl.org,
        linux-afs@...ts.infradead.org, linux-ext4@...r.kernel.org,
        jfs-discussion@...ts.sourceforge.net,
        netfilter-devel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: simplify procfs code for seq_file instances

On Tue, 24 Apr 2018 16:23:04 +0200 Christoph Hellwig <hch@....de> wrote:

> On Thu, Apr 19, 2018 at 09:57:50PM +0300, Alexey Dobriyan wrote:
> > >     git://git.infradead.org/users/hch/misc.git proc_create
> > 
> > 
> > I want to ask if it is time to start using poorman function overloading
> > with _b_c_e(). There are millions of allocation functions for example,
> > all slightly difference, and people will add more. Seeing /proc interfaces
> > doubled like this is painful.
> 
> Function overloading is totally unacceptable.
> 
> And I very much disagree with a tradeoff that keeps 5000 lines of 
> code vs a few new helpers.

OK, the curiosity and suspense are killing me.  What the heck is
"function overloading with _b_c_e()"?