From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.3 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,T_DKIMWL_WL_MED, USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D44BBC4321E for ; Fri, 7 Sep 2018 15:10:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7D76B20844 for ; Fri, 7 Sep 2018 15:10:01 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=cmpxchg-org.20150623.gappssmtp.com header.i=@cmpxchg-org.20150623.gappssmtp.com header.b="ItK8sIVO" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7D76B20844 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=cmpxchg.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728410AbeIGTvT (ORCPT ); Fri, 7 Sep 2018 15:51:19 -0400 Received: from mail-yb1-f196.google.com ([209.85.219.196]:37901 "EHLO mail-yb1-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728248AbeIGTvT (ORCPT ); Fri, 7 Sep 2018 15:51:19 -0400 Received: by mail-yb1-f196.google.com with SMTP id e18-v6so5572288ybq.5 for ; Fri, 07 Sep 2018 08:09:58 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cmpxchg-org.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=TaAYZ9snpOcizEPrlLp2rv+nViYTbC2PtsByXxBogJk=; b=ItK8sIVOrcLoFfAyx9kSiK5UqRyUu1Sg1tovdm35w1X0tDNpzKQfFyv3oChOJfdep6 A/6iN8Xk8OAEMGbJVF785TEs3JeM+dk3+XAMgqSVrGYBItxP3APTS7CpTEUbw4w3m8Ai dfkH3U5JiIpKVN8tkDfQRPHtkmSZzxevwPMNCUWK2Q/PIb9xiZoHHRA2+Pqtw4IXWAHH DxCNeFaFrl1W/eA1SwgLWaD5OBoZdU6Y91hq4YDiH1EZ34oLZd6f+UBqYWANXGSj7Ria TnmAjtKSh4UAeEG2U10a8eXtJkIpkqZNK0QBt7ZuajFXMT3A5eH+bZpFk+J7eBMh/kZs 1mIA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=TaAYZ9snpOcizEPrlLp2rv+nViYTbC2PtsByXxBogJk=; b=Wc7Cqzl93gVRMUD3RmfdMOqj/3foJ33mqwLEdPx+f9NyZ4rmZSoEn21gyMviDg2mN1 Qau+Dky2XXCZigwhLfnAXAD0lfpELj58v7ApaBJ+llwh+an2MrC9XY7+M/sPYlAEDqqY fKXlBouplhK5vjFEehZeoY4Zgwmw8/jS0IX/MP3UMda4Z0UE1H7Szvj2FhhGqoPwQFdp fPz3N/QcQOlj9Bia7wlQWXSf9QK9ImV5zlaqhn2jZ4Y3F/jdDec4170sSkPc1gmYlE/T 8HHxnF4lNkDAEbF2xK4il7UdUrfLHUfkkSCQWIr1UGkRIf+iOw+p3qkJnviwvddSrPUF g3UQ== X-Gm-Message-State: APzg51CH9u1v6uSOCQ65ei/mwa24gVeeGRNhfZba6veSdcZiYrQb/2bt YIcY0OMuBVAVE60kcZNxXVlQ1Q== X-Google-Smtp-Source: ANB0VdacjviL7/expV7dlzxm7OCdgFyIm3feUzK3fyPT4AynIpvyMzJifI/U8vqzlag+OA3OHyBmxw== X-Received: by 2002:a25:7911:: with SMTP id u17-v6mr4192824ybc.3.1536332998148; Fri, 07 Sep 2018 08:09:58 -0700 (PDT) Received: from localhost ([2620:10d:c091:200::1:96d9]) by smtp.gmail.com with ESMTPSA id g131-v6sm3562603ywh.70.2018.09.07.08.09.56 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 07 Sep 2018 08:09:57 -0700 (PDT) Date: Fri, 7 Sep 2018 11:09:55 -0400 From: Johannes Weiner To: Peter Zijlstra Cc: Ingo Molnar , Andrew Morton , Linus Torvalds , Tejun Heo , Suren Baghdasaryan , Daniel Drake , Vinayak Menon , Christopher Lameter , Peter Enderborg , Shakeel Butt , Mike Galbraith , linux-mm@kvack.org, cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-team@fb.com Subject: Re: [PATCH 0/9] psi: pressure stall information for CPU, memory, and IO v4 Message-ID: <20180907150955.GC11088@cmpxchg.org> References: <20180828172258.3185-1-hannes@cmpxchg.org> <20180905214303.GA30178@cmpxchg.org> <20180907110407.GQ24106@hirez.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180907110407.GQ24106@hirez.programming.kicks-ass.net> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Sep 07, 2018 at 01:04:07PM +0200, Peter Zijlstra wrote: > So yeah, grudingly acked. Did you want me to pick this up through the > scheduler tree since most of this lives there? Thanks for the ack. As for routing it, I'll leave that decision to you and Andrew. It touches stuff all over, so it could result in quite a few conflicts between trees (although I don't expect any of them to be non-trivial).