From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1752868AbbKPVWb (ORCPT <rfc822;w@1wt.eu>);
	Mon, 16 Nov 2015 16:22:31 -0500
Received: from mx1.redhat.com ([209.132.183.28]:37692 "EHLO mx1.redhat.com"
	rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP
	id S1752574AbbKPVW0 (ORCPT <rfc822;linux-kernel@vger.kernel.org>);
	Mon, 16 Nov 2015 16:22:26 -0500
Date: Mon, 16 Nov 2015 17:54:53 -0200
From: Marcelo Tosatti <mtosatti@redhat.com>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Luiz Capitulino <lcapitulino@redhat.com>,
        Thomas Gleixner <tglx@linutronix.de>,
        Vikas Shivappa <vikas.shivappa@intel.com>, Tejun Heo <tj@kernel.org>,
        Yu Fenghua <fenghua.yu@intel.com>, linux-kernel@vger.kernel.org
Subject: Re: [PATCH RFC] ioctl based CAT interface
Message-ID: <20151116195450.GA727@amt.cnet>
References: <20151113163933.GA10222@amt.cnet>
 <20151113165100.GI17308@twins.programming.kicks-ass.net>
 <20151113172740.GA13490@amt.cnet>
 <20151113174300.GA14726@amt.cnet>
 <20151116085926.GK17308@twins.programming.kicks-ass.net>
 <20151116130357.GA25951@amt.cnet>
 <20151116150133.GU17308@twins.programming.kicks-ass.net>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20151116150133.GU17308@twins.programming.kicks-ass.net>
User-Agent: Mutt/1.5.21 (2010-09-15)
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Mon, Nov 16, 2015 at 04:01:33PM +0100, Peter Zijlstra wrote:
> On Mon, Nov 16, 2015 at 11:03:57AM -0200, Marcelo Tosatti wrote:
> > cgroup CAT interface (non hierarchical):
> 
> That's a fail right there. Cgroup thingies must be hierarchical.

Why?