From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753192AbbC3I2Z (ORCPT ); Mon, 30 Mar 2015 04:28:25 -0400 Received: from bombadil.infradead.org ([198.137.202.9]:36118 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752964AbbC3I2X (ORCPT ); Mon, 30 Mar 2015 04:28:23 -0400 Date: Mon, 30 Mar 2015 10:28:12 +0200 From: Peter Zijlstra To: Mike Galbraith Cc: David Ahern , mingo@kernel.org, linux-kernel@vger.kernel.org Subject: Re: [RFC PATCH] sched: Add cpu based entries to debugfs Message-ID: <20150330082812.GP23123@twins.programming.kicks-ass.net> References: <1427681613-98163-1-git-send-email-david.ahern@oracle.com> <20150330074452.GM23123@twins.programming.kicks-ass.net> <1427703963.7560.3.camel@gmx.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1427703963.7560.3.camel@gmx.de> User-Agent: Mutt/1.5.21 (2012-12-30) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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 :/