linux-kernel - Re: [PATCH] make CONFIG_EXPERIMENTAL invisible and default

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Message-ID: <CAGXu5jL6N2qSokXFr17Re9DOneWx-+seSx7k_dk-A+0mgbOejQ@mail.gmail.com>
Date:	Mon, 8 Oct 2012 15:08:40 -0700
From:	Kees Cook <keescook@...omium.org>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	linux-kernel@...r.kernel.org,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Serge Hallyn <serge.hallyn@...onical.com>,
	"David S. Miller" <davem@...emloft.net>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Frederic Weisbecker <fweisbec@...il.com>
Subject: Re: [PATCH] make CONFIG_EXPERIMENTAL invisible and default

On Wed, Oct 3, 2012 at 9:17 AM, Greg Kroah-Hartman
<gregkh@...uxfoundation.org> wrote:
> On Wed, Oct 03, 2012 at 06:25:38AM -0700, Paul E. McKenney wrote:
>> On Tue, Oct 02, 2012 at 12:50:42PM -0700, Kees Cook wrote:
>> > This config item has not carried much meaning for a while now and is
>> > almost always enabled by default. As agreed during the Linux kernel
>> > summit, it should be removed. As a first step, remove it from being
>> > listed, and default it to on. Once it has been removed from all
>> > subsystem Kconfigs, it will be dropped entirely.
>> >
>> > CC: Greg KH <gregkh@...uxfoundation.org>
>> > CC: "Eric W. Biederman" <ebiederm@...ssion.com>
>> > CC: Serge Hallyn <serge.hallyn@...onical.com>
>> > CC: "Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
>> > CC: Andrew Morton <akpm@...ux-foundation.org>
>> > CC: Frederic Weisbecker <fweisbec@...il.com>
>> > Signed-off-by: Kees Cook <keescook@...omium.org>
>> > ---
>> >
>> > This is the first of a series of 202 patches removing EXPERIMENTAL from
>> > all the Kconfigs in the tree. Should I send them all to lkml (with all
>> > the associated CCs), or do people want to cherry-pick changes from my
>> > tree? I don't want to needlessly flood the list.
>> >
>> > http://git.kernel.org/?p=linux/kernel/git/kees/linux.git;a=shortlog;h=refs/heads/experimental
>> >
>> > I figure this patch can stand alone to at least make EXPERIMENTAL go
>> > away from the menus, and give us a taste of what the removal would do
>> > to builds.
>>
>> OK, I will bite...  How should I flag an option that is initially only
>> intended for those willing to take some level of risk?
>
> In the text say "You really don't want to enable this option, use at
> your own risk!"  Or something like that :)

So, should I update the commit description to include a suggested
alternative? (If so, which one?)

Who is going to carry this initial patch, btw?

-Kees

-- 
Kees Cook
Chrome OS Security
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