linux-kernel - Re: [RFC v2 1/4] backports: replace CPTCFG prefix for CONFIG

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Date:	Mon, 03 Nov 2014 20:40:15 +0100
From:	Johannes Berg <johannes@...solutions.net>
To:	"Luis R. Rodriguez" <mcgrof@...e.com>
Cc:	"backports@...r.kernel.org" <backports@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"Yann E. MORIN" <yann.morin.1998@...e.fr>,
	Michal Marek <mmarek@...e.cz>,
	Stefan Assmann <sassmann@...nic.de>
Subject: Re: [RFC v2 1/4] backports: replace CPTCFG prefix for
 CONFIG_BACKPORT

On Mon, 2014-11-03 at 11:30 -0800, Luis R. Rodriguez wrote:
> On Fri, Oct 31, 2014 at 1:33 PM, Luis R. Rodriguez <mcgrof@...e.com> wrote:
> >> That also makes me think of something else - we currently use BACKPORT_
> >> as a prefix for some of the other stuff under compat/Kconfig, and in
> >> fact rename some things (like CONFIG_BACKPORT_AVERAGE) so maybe also
> >> using CONFIG_BACKPORT_ here isn't a great idea? Might want to use
> >> something else, say CONFIG_BPT_ or so.
> >
> > That's a good point, I take it that it does not matter which one we
> > pick for each, so long as its different? If so I think CONFIG_BACKPORT
> > is pretty clear for things we carry over like device drivers, but this
> > is just subjective and so long as we pick something I think it'll be
> > fine.
> 
> Thought about this some more, the stuff under compat/ is just
> backported through a slightly different strategy -- the Kconfig
> copy-file stuff but yet its very similar to the copy-list mechanism,
> where it ends up is different but I am not sure if it makes sense to
> keep a different naming scheme for each backport strategy.

Yes, but the stuff under compat/ is also treated specially by the
scripting - config symbols there automatically replace the ones in the
rest of the tree for example (see "config AVERAGE" for example, you get
"depends on BACKPORT_AVERAGE" and some BUILD_PACKPORT_AVERAGE magic)

johannes

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