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[2620:137:e000::3:6]) by mx.google.com with ESMTPS id ei53-20020a056a0080f500b0068ff0235e09si871817pfb.61.2023.09.12.10.07.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 Sep 2023 10:08:00 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:6 as permitted sender) client-ip=2620:137:e000::3:6; Authentication-Results: mx.google.com; dkim=pass header.i=@linutronix.de header.s=2020 header.b=Esx03WWE; dkim=neutral (no key) header.i=@linutronix.de; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::3:6 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=QUARANTINE dis=NONE) header.from=linutronix.de Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by pete.vger.email (Postfix) with ESMTP id 30A998182DD4; Tue, 12 Sep 2023 04:29:20 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at pete.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234784AbjILL3B (ORCPT + 99 others); Tue, 12 Sep 2023 07:29:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41622 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234694AbjILL2a (ORCPT ); Tue, 12 Sep 2023 07:28:30 -0400 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3A27A10E6 for ; Tue, 12 Sep 2023 04:28:25 -0700 (PDT) Date: Tue, 12 Sep 2023 13:28:23 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1694518104; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=rVXc3PWu7AetKzemOvQUJuvc1Uvg62gmmwcrHINKezw=; b=Esx03WWET490njwJ3rbg8+inaFrdlwkk0kMYYJTSerpMA0CQSV1xDnq+ObfPUzHMvJzheE 4b6RjF0pxo9lA5IFe/wf2SP8teGqSG1w1XBSRNhUIMshFG3Sf/IL5SPqq1yfT3ctAy1PH6 t5u6VcnGwJ1GG1U1u6u9cat8IK/JvYWFbYq/+ILS6nbU4rnXgVJ/92gKTRVJOO3JjTTjAi ih967cAqh0B1m3+lWEp5jyyJPBA/9JfrJZpug1oUzXfxlI0tQIedpZuYjG4us9UHJ7ub+G betFktSHdPRI/aJhLSeSf3x7v+VNM71EegB1Dwc1McNj+TxVJejgoY7isoq+zQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1694518104; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=rVXc3PWu7AetKzemOvQUJuvc1Uvg62gmmwcrHINKezw=; b=16SWC6aktDaFsKfgy5oVbAjFl0z+3ydCXTlaakAuHIBv6+EAPPjd5seo8JvS+POg5m+R+g kMFlHSOla1JmK3AA== From: Sebastian Andrzej Siewior To: Peter Zijlstra Cc: linux-kernel@vger.kernel.org, tglx@linutronix.de, boqun.feng@gmail.com, bristot@redhat.com, bsegall@google.com, dietmar.eggemann@arm.com, jstultz@google.com, juri.lelli@redhat.com, longman@redhat.com, mgorman@suse.de, mingo@redhat.com, rostedt@goodmis.org, swood@redhat.com, vincent.guittot@linaro.org, vschneid@redhat.com, will@kernel.org Subject: Re: [PATCH v3 7/7] locking/rtmutex: Acquire the hb lock via trylock after wait-proxylock. Message-ID: <20230912112823.E2Ygzkl3@linutronix.de> References: <20230908162254.999499-1-bigeasy@linutronix.de> <20230908162254.999499-8-bigeasy@linutronix.de> <20230911141135.GB9098@noisy.programming.kicks-ass.net> <20230912111711.DHVKG-B4@linutronix.de> <20230912112551.GH35261@noisy.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20230912112551.GH35261@noisy.programming.kicks-ass.net> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (pete.vger.email [0.0.0.0]); Tue, 12 Sep 2023 04:29:20 -0700 (PDT) X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on pete.vger.email On 2023-09-12 13:25:51 [+0200], Peter Zijlstra wrote: > > And I think there was a requeue site that wants updating too.. the above > was more or less a starting point for discussion :-) Yes. I spent the morning testing it so I can contribute to the discussion ;) Sebastian