Received: by 2002:a05:6a10:9848:0:0:0:0 with SMTP id x8csp186707pxf; Wed, 31 Mar 2021 00:14:36 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwapk0pj6VWCi2niskxiwGnE+A8U1JRyqEaYiI8eJ4wopBl9+EVI5F/UG1NgD4wG1sPBC2f X-Received: by 2002:a17:906:405b:: with SMTP id y27mr2070679ejj.332.1617174875942; Wed, 31 Mar 2021 00:14:35 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1617174875; cv=none; d=google.com; s=arc-20160816; b=nX8dvujn6E1Jnkyx9vVvtJIazKHgfFM2K4apkUL6qV+j4MZqL9fd1KHS7dH2q9C/Ne DlG5haTcfQo6yvrRYX/33C0rQ3SF8lPWSK27m/Mxo4cKS4QJIV9477NFOarkgYVRqvJQ Nrm3BflCeKq6ogz8ffZ0ZEsCDn3XaDQSoRKs/CdC1JX+H6hnVPfeocV+Gd/1KIe85x7w 7RgpTAW208TygT+s7Uri2iTPUCzlGZPE7uPyM841/x6UvqKQoTO0yMUEECN8EFtFXvRn cYW+dqyjIvmEcPurp/1kri95BKZycTKlcxp3oCU05bcnOSbMIk7dbNtTuWCyPRSpNafW Axmw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date:dkim-signature; bh=qHiOnGMp4uE6DKxTBB9AarnFY8Tq/0U6+q4gwBSPKU8=; b=eFNyb8yOErY6GqjT3pp7KnIu7kwt33MyBFAjxE50x3PIDl9Y6/x6PpO25RBxEzQGvF iAHQS9iEUOA0d1qzWZd7EOzCj3z3sCmdXKO4GaQwHUsa9k4gPVnMotnu60DM10B3lUia aQpi0n8rw9k5J0pRnidx26ZoEN6lc2w1PgeoLTw5FRBCPJKyeunOlbfDdWOEIiDynyRu HZvX4RVdokuJlZCnz5KwdZu2BtKh8YxEV/SNAfYO689X4/AaLALc2AmFVUlEtm5ftbH7 ph8rbgMuoWBk7CE76s6+mg5tiSGagpdiRQZ3Z63SI+0ONOJK87taVW95Zk66bIqletuD SKFQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@infradead.org header.s=desiato.20200630 header.b=pM36lpRF; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id f16si1087637eds.608.2021.03.31.00.14.13; Wed, 31 Mar 2021 00:14:35 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@infradead.org header.s=desiato.20200630 header.b=pM36lpRF; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234072AbhCaHNA (ORCPT + 99 others); Wed, 31 Mar 2021 03:13:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:35688 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234007AbhCaHMl (ORCPT ); Wed, 31 Mar 2021 03:12:41 -0400 Received: from desiato.infradead.org (desiato.infradead.org [IPv6:2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C7963C061574 for ; Wed, 31 Mar 2021 00:12:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=qHiOnGMp4uE6DKxTBB9AarnFY8Tq/0U6+q4gwBSPKU8=; b=pM36lpRFm69bjFmDBOqcmpekqQ cKYUSzUcjbpAojfl4Q1gNmBHdNpSKiuutlL035OG+qtKARagUqtuT5NeHE4qrgi7VSlMAuVveGyT/ hZdsZl0a4T8Kabde7W3P3lfmvQ9qvGOxYT1UcgO9GGWtv8Ans39Tmc/bwh2SWkwoS5mI3NiDdtsh9 F1PdfzbdmY5cTq1kBKIwO+AzBuEP5lTIdqaNm66QVojo6PzNqK2sLTKAsY+N3jiLzY/qfrN6jPM+C dlnjYAreZCAxz2pfMiVtRfq2cmjjYKezljMyPUtbrSIbBvet6RVg/a+48B4dG3+EfUzf7GibuUOp0 D5GZEFIw==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by desiato.infradead.org with esmtpsa (Exim 4.94 #2 (Red Hat Linux)) id 1lRV0k-005kI3-0a; Wed, 31 Mar 2021 07:11:32 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 20736300B22; Wed, 31 Mar 2021 09:11:27 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 0CCC32B878545; Wed, 31 Mar 2021 09:11:27 +0200 (CEST) Date: Wed, 31 Mar 2021 09:11:26 +0200 From: Peter Zijlstra To: Josh Don Cc: "Joel Fernandes (Google)" , Nishanth Aravamudan , Julien Desfossez , Tim Chen , Vineeth Pillai , Aaron Lu , Aubrey Li , Thomas Gleixner , linux-kernel , Ingo Molnar , torvalds@linux-foundation.org, fweisbec@gmail.com, Kees Cook , Phil Auld , Valentin Schneider , Mel Gorman , Pawan Gupta , Paolo Bonzini , vineeth@bitbyteword.org, Chen Yu , Christian Brauner , Agata Gruza , Antonio Gomez Iglesias , graf@amazon.com, konrad.wilk@oracle.com, dfaggioli@suse.com, Steven Rostedt , benbjiang@tencent.com, Alexandre Chartre , James.Bottomley@hansenpartnership.com, OWeisse@umich.edu, Dhaval Giani , "Hyser,Chris" , Hao Luo , Tom Lendacky , dhiatt@digitalocean.com Subject: Re: [PATCH resend 2/8] sched: core scheduling tagging infrastructure Message-ID: References: <20210324214020.34142-1-joel@joelfernandes.org> <20210324214020.34142-3-joel@joelfernandes.org> <20210327000943.GQ4746@worktop.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Mar 30, 2021 at 02:29:06PM -0700, Josh Don wrote: > On Mon, Mar 29, 2021 at 2:55 AM Peter Zijlstra wrote: > > > > OK, fixed the fails. My tired head made it unconditionally return the > > cookie-id of 'current' instead of task. Pushed out an update. > > I see you have the per-task and prctl stuff pulled into your tree. I > can rebase the compound cookie and cgroup api patches on top if you'd > like; not sure if you've already re-ordered it locally. Any other > comments on the former? Hold off on that for a little while; i've been grubbing through the cgroup code as well, just haven't had anything that actually works yet. I'll hopefully have something soon (I really want to quickly forget all the cgroup details again).