From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756479AbaCYSAy (ORCPT ); Tue, 25 Mar 2014 14:00:54 -0400 Received: from userp1040.oracle.com ([156.151.31.81]:37314 "EHLO userp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756050AbaCYSAu (ORCPT ); Tue, 25 Mar 2014 14:00:50 -0400 Message-ID: <5331C3FD.4070704@oracle.com> Date: Tue, 25 Mar 2014 11:59:25 -0600 From: Khalid Aziz Organization: Oracle Corp User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.3.0 MIME-Version: 1.0 To: Oleg Nesterov CC: tglx@linutronix.de, mingo@redhat.com, hpa@zytor.com, peterz@infradead.org, akpm@linux-foundation.org, andi.kleen@intel.com, rob@landley.net, viro@zeniv.linux.org.uk, gnomes@lxorguk.ukuu.org.uk, riel@redhat.com, snorcht@gmail.com, dhowells@redhat.com, luto@amacapital.net, daeseok.youn@gmail.com, ebiederm@xmission.com, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org Subject: Re: [PATCH v2] Pre-emption control for userspace References: <1393870033-31076-1-git-send-email-khalid.aziz@oracle.com> <1395767870-28053-1-git-send-email-khalid.aziz@oracle.com> <20140325174624.GA15527@redhat.com> In-Reply-To: <20140325174624.GA15527@redhat.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Source-IP: ucsinet21.oracle.com [156.151.31.93] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 03/25/2014 11:46 AM, Oleg Nesterov wrote: > On 03/25, Khalid Aziz wrote: >> >> fs/proc/base.c | 89 ++++++++ > > This code can be simplified, but the real question is why do we need it. > > Just add PR_SET_PREEMPT_DELAY ? > > Oleg. > I like this idea! Thanks. -- Khalid