linux-kernel - Re: [RFC PATCH] sched: Add cpu based entries to debugfs

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Date:	Mon, 30 Mar 2015 10:28:12 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Mike Galbraith <efault@....de>
Cc:	David Ahern <david.ahern@...cle.com>, mingo@...nel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH] sched: Add cpu based entries to debugfs

On Mon, Mar 30, 2015 at 10:26:03AM +0200, Mike Galbraith wrote:
> On Mon, 2015-03-30 at 09:44 +0200, Peter Zijlstra wrote:
> > On Sun, Mar 29, 2015 at 10:13:33PM -0400, David Ahern wrote:
> > > Before spending too much time formalizing this I wanted to see if you guys
> > > would entertain the idea of making this info available via debugfs. It does
> > > move the existing sched_features file to sched/features -- not sure how 
> > > acceptable it is to move files in debugfs.
> > 
> > There also already is a /proc/sys/kernel/sched_domain/ sysctl thing that
> > has much of the stuff in.
> > 
> > I'm not opposed to a debugfs thing, but only if we can take the sysctl
> > thing out.
> 
> Ew, I can see the regression reports now.  That stuff has long roots.

I didn't say we could take it out, I only said it would maybe be nice to
be able to :-) But yah. It'll cause some pain if we do :/
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