linux-kernel - Re: [PATCH] Add feature-removal-schedule.txt removal to feature-removal-schedule.txt

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Date:	Thu, 6 Sep 2012 22:29:58 +0800
From:	Cong Wang <xiyou.wangcong@...il.com>
To:	Steven Rostedt <rostedt@...dmis.org>
Cc:	linux-kernel@...r.kernel.org,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] Add feature-removal-schedule.txt removal to feature-removal-schedule.txt

On Tue, Sep 4, 2012 at 11:39 PM, Steven Rostedt <rostedt@...dmis.org> wrote:
> On Wed, 2012-08-29 at 09:28 +0800, Cong Wang wrote:
>> On Tue, Aug 28, 2012 at 2:22 AM, Steven Rostedt <rostedt@...dmis.org> wrote:
>> > The file feature-removal-schedule.txt is ignored by most people except
>> > for people that add to it. It's more of a global TODO list for
>> > developers than being anything useful by anyone.
>> >
>> > Add a feature removal of removing the feature-removal-schedule.txt.
>> >
>>
>> Hi, Steven,
>>
>> I sometimes remind people to remove features scheduled in this file,
>> by sending a proposed patch. ;)
>
> At Kernel Summit, Linus went on a rant about this file. He said he hates
> it and is totally useless. Basically, it is only used by us developers,
> and is not used by normal users. As it is a dumping ground for all
> developers, this file becomes the biggest conflict during merges that
> Linus does.
>
> There are better ways to tell users something is about to go away. My
> preference is a nasty WARN_ON_ONCE() in the code when the feature is
> used. People tend to report call traces, and you can either tell the
> person, "don't use this" or you know that it is something that is
> actually used and you can't remove it.
>

I don't think feature-removal-schedule.txt is for kernel users, it
is a kind of a TODO list for kernel developers.
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