linux-kernel - Re: [PATCH 1/4 tip/sched/core] sched: rename preempt_notifier to sched

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Date:	Fri, 27 Nov 2009 15:16:09 +0900
From:	Tejun Heo <tj@...nel.org>
To:	Ingo Molnar <mingo@...e.hu>
CC:	Peter Zijlstra <peterz@...radead.org>,
	Steven Rostedt <rostedt@...dmis.org>,
	Fr??d??ric Weisbecker <fweisbec@...il.com>,
	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Mike Galbraith <efault@....de>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>
Subject: Re: [PATCH 1/4 tip/sched/core] sched: rename preempt_notifier to
 sched_notifier and always enable it

11/27/2009 03:13 PM, Ingo Molnar wrote:
>>> My position on this is rather clear: i want no new callbacks and no 
>>> changes to callbacks in the scheduler until this situation is cleaned 
>>> up. Five callback sites are _way_ too much - so if you want to add 
>>> callbacks or change them, please clean it up and improve it first.
>>
>> Even changes which cause no functional differences? [...]
> 
> Such as enabling preempt notifiers unconditionally? That's a functional 
> change - it turns a so-far optional callback into an essentially 
> mandatory one.

No, I'm not gonna do that.  Just patches to reorganize code so that
unnecessary conflicts won't occur.  There will be NO functional
changes.

-- 
tejun
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