From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751676AbeBTXBm (ORCPT ); Tue, 20 Feb 2018 18:01:42 -0500 Received: from mail-qk0-f182.google.com ([209.85.220.182]:35338 "EHLO mail-qk0-f182.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751640AbeBTXBk (ORCPT ); Tue, 20 Feb 2018 18:01:40 -0500 X-Google-Smtp-Source: AH8x225TGSGSCVEp4GlVkVcSurX+YsHZew3XRu2Kj6dJ4OCBu56p39SCAv18Cut0h9KkJWRr5PUmcw== Date: Tue, 20 Feb 2018 15:01:36 -0800 From: Tejun Heo To: "Michael Kerrisk (man-pages)" Cc: "Serge E. Hallyn" , lkml , "open list:CONTROL GROUP (CGROUP)" Subject: Re: A "domain invalid" cgroup *can* sometimes have member tasks Message-ID: <20180220230136.GD170644@devbig577.frc2.facebook.com> References: <20180220193547.GB170644@devbig577.frc2.facebook.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180220193547.GB170644@devbig577.frc2.facebook.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Feb 20, 2018 at 11:35:47AM -0800, Tejun Heo wrote: > Hmm... nr_populated_domain_children check should have caught that > condition and rejected it. Will look into what's going on. Ah, okay, I was special-casing the first level children case too early. If you nest the test case by one more level, it fails as intended. I'll fix the checks. Thanks. -- tejun