linux-kernel - Re: sched: restore sanity

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Date:	Sun, 20 Dec 2009 17:20:08 -0800
From:	Joe Perches <joe@...ches.com>
To:	Arjan van de Ven <arjan@...radead.org>
Cc:	Peter Zijlstra <peterz@...radead.org>, San Mehat <san@...gle.com>,
	Ingo Molnar <mingo@...e.hu>,
	lkml <linux-kernel@...r.kernel.org>
Subject: Re: sched: restore sanity

On Mon, 2009-12-21 at 01:48 +0100, Arjan van de Ven wrote:
> but you still have a "multiline message" (the atomic schedule oops like
> dump) that now is half printk half pr_*... where pr_ is just a silly
> wrapper around printk now that the prefixing etc is gone.

Nope.  That's what pr_cont does.

There could be some extension that does a better job
of avoiding multiple process message interleaving.

> > I believe kernel log output is specifically _not_ guaranteed
> > and should not be so guaranteed to remain stable across
> > versions.
> 
> changing it gratuitously is bad though. There *are* scripts out there
> parsing oopses. Yes they change as kernels change, but changing
> the output of oopses for silly reasons is just hostile 

Yup.  sched should have not had pr_fmt defined.
oh well.

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