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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8335FC433F5 for ; Fri, 21 Jan 2022 08:01:37 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 2290A6B007E; Fri, 21 Jan 2022 03:01:37 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 1D8726B0080; Fri, 21 Jan 2022 03:01:37 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 0EEDF6B0081; Fri, 21 Jan 2022 03:01:37 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0208.hostedemail.com [216.40.44.208]) by kanga.kvack.org (Postfix) with ESMTP id F2C816B007E for ; Fri, 21 Jan 2022 03:01:36 -0500 (EST) Received: from smtpin22.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id B324D8249980 for ; Fri, 21 Jan 2022 08:01:36 +0000 (UTC) X-FDA: 79053549792.22.413DD37 Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) by imf19.hostedemail.com (Postfix) with ESMTP id A4E341A000A for ; Fri, 21 Jan 2022 08:01:35 +0000 (UTC) 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=mfsDPpP6pPVF19UocgRcI2BdK3UKbXxVmmByaBeSd/Y=; b=mP+Tzmm8InXQnQmaMVK7U1Xs1K +ZEnKQqC3sZJaWNww0V4weL3W+JU3IwiMYM5Y+dzeYrCsEIGarlyI/7QVmihiIIMFPNJcBsqBR0mx Dfx9f+nLTF+j6bekI4cBkhh7A56X39kkFt37SNyZUK9jP+vJNhkX/pZtF2jvSIshFB8z4uLAqRN5L gqXwJazIsrUv5je5kn0kQM+hMSLY65Gz+Gh2OXNcETyZNHu2D4HyLzezOrHSpLb7EWyVCwbuWQfoj HUqrQOTCev8btpL7S/a/8nbgGHdXhnwgUBm2jfqK2SJ3sN2kyO7hD4jrozPSxnLp4/3ZLlcX/1Eyx j/7R1+wQ==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=worktop.programming.kicks-ass.net) by desiato.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1nAorO-002XZt-8E; Fri, 21 Jan 2022 08:01:26 +0000 Received: by worktop.programming.kicks-ass.net (Postfix, from userid 1000) id 57C60984B76; Fri, 21 Jan 2022 09:01:25 +0100 (CET) Date: Fri, 21 Jan 2022 09:01:25 +0100 From: Peter Zijlstra To: Peter Oskolkov Cc: mingo@redhat.com, tglx@linutronix.de, juri.lelli@redhat.com, vincent.guittot@linaro.org, dietmar.eggemann@arm.com, rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de, bristot@redhat.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-api@vger.kernel.org, x86@kernel.org, pjt@google.com, avagin@google.com, jannh@google.com, tdelisle@uwaterloo.ca, mark.rutland@arm.com, posk@posk.io Subject: Re: [RFC][PATCH v2 0/5] sched: User Managed Concurrency Groups Message-ID: <20220121080125.GC20638@worktop.programming.kicks-ass.net> References: <20220120155517.066795336@infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspamd-Server: rspam01 X-Rspamd-Queue-Id: A4E341A000A X-Stat-Signature: z9htzhbzhgohykzbxtrj7qb9mff74dqr Authentication-Results: imf19.hostedemail.com; dkim=pass header.d=infradead.org header.s=desiato.20200630 header.b=mP+Tzmm8; spf=none (imf19.hostedemail.com: domain of peterz@infradead.org has no SPF policy when checking 90.155.92.199) smtp.mailfrom=peterz@infradead.org; dmarc=none X-HE-Tag: 1642752095-553104 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Thu, Jan 20, 2022 at 09:28:11AM -0800, Peter Oskolkov wrote: > On Thu, Jan 20, 2022 at 8:09 AM Peter Zijlstra wrote: > > > > Latest version, many changes since last time, still under heavy discussion. > > Thanks! I'll work on testing/integrating this patchset. I'll also > assume that my changes that added blocked worker list > (https://lore.kernel.org/lkml/20220113233940.3608440-5-posk@google.com/) So the blocked list I don't mind, but I'm not sure about the use-case you mentioned... it gets a mess vs PE, but I see why you'd want it, so i need to think about it more. > and server kicking > (https://lore.kernel.org/lkml/20220113233940.3608440-6-posk@google.com/) > are acceptable. Still need to look at the server kicking thing...