From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755769AbdDFMbb (ORCPT ); Thu, 6 Apr 2017 08:31:31 -0400 Received: from bombadil.infradead.org ([65.50.211.133]:50568 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754854AbdDFMbX (ORCPT ); Thu, 6 Apr 2017 08:31:23 -0400 Date: Thu, 6 Apr 2017 14:31:12 +0200 From: Peter Zijlstra To: Thomas Gleixner Cc: Sebastian Andrzej Siewior , linux-kernel@vger.kernel.org, Mike Galbraith , Ingo Molnar , "Rafael J . Wysocki" Subject: Re: [RFC PATCH] kernel: sched: Provide a pointer to the valid CPU mask Message-ID: <20170406123112.4bhnnolp4churnm6@hirez.programming.kicks-ass.net> References: <20170404184202.20376-1-bigeasy@linutronix.de> <20170406093224.q3tunb6gdx5a6flr@hirez.programming.kicks-ass.net> <20170406094626.a42cq66ezgq4lohh@linutronix.de> <20170406103516.i3jyjcmee65r3wwj@hirez.programming.kicks-ass.net> <20170406105736.uw2j22igja45wi4b@hirez.programming.kicks-ass.net> <20170406115058.pntrn7mgywt7j3va@hirez.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Apr 06, 2017 at 01:56:12PM +0200, Thomas Gleixner wrote: > A pointer to the effective mask is definitely enough. And that's what we > need for migrate_disable() as well. That still leaves the storage > requirement to MIPS. So then you're back to Ingo's proposal, right?