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[23.128.96.18]) by mx.google.com with ESMTP id o6si2357216ejr.598.2021.05.04.03.45.58; Tue, 04 May 2021 03:46:35 -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=casper.20170209 header.b=EeB78OFy; 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 S229955AbhEDKBm (ORCPT + 99 others); Tue, 4 May 2021 06:01:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55016 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230110AbhEDKBe (ORCPT ); Tue, 4 May 2021 06:01:34 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 498ADC06174A for ; Tue, 4 May 2021 03:00:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; 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=4WDiq347S09u8iGZzcZW6y2AlAX+jwMyhKi24vMcM9Y=; b=EeB78OFyHaLemmLhhKDVjUaQAh /MoQEhQkrEPessfqCep38yuO5JzFzYXAeHqByqSvRlk4qMt4jQPApmZrobEB9Kmg497VQ7yGutlJ5 4jwTEK12JeLDnujJdC7LxN+HvUzPy6q9UPbPemab3iEh8dcTVPJqNYZGXd8DW65h1gScb+ZUsezxT GaIYRMenHV1U1TLmTzJoAj/M2XMXICv6C4bWubP5oOTFAeuxC6czKLAG3dRbS1DhE8Nn8NNQ29HP6 WPUzFfAe1fixvJTmojeG+Iugb3I0VvO/Y5VdJP76txOQI4zf9D7ad3ftrgCDiRCjFPfoaHTSVBKDP ZGHXP4Iw==; Received: from j217100.upc-j.chello.nl ([24.132.217.100] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.94 #2 (Red Hat Linux)) id 1ldrpu-00GQ4v-OH; Tue, 04 May 2021 09:59:46 +0000 Received: from hirez.programming.kicks-ass.net (hirez.programming.kicks-ass.net [192.168.1.225]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (Client did not present a certificate) by noisy.programming.kicks-ass.net (Postfix) with ESMTPS id 022BB3001D0; Tue, 4 May 2021 11:59:23 +0200 (CEST) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id D1BB12B9BCA93; Tue, 4 May 2021 11:59:23 +0200 (CEST) Date: Tue, 4 May 2021 11:59:23 +0200 From: Peter Zijlstra To: Pierre Gondois Cc: linux-kernel@vger.kernel.org, xuewen.yan@unisoc.com, qperret@qperret.net, Lukasz.Luba@arm.com, dietmar.eggemann@arm.com, Vincent.Donnefort@arm.com, mingo@redhat.com, juri.lelli@redhat.com, vincent.guittot@linaro.org, rostedt@goodmis.org, bsegall@google.com, mgorman@suse.de, bristot@redhat.com Subject: Re: [PATCH v3 0/2] sched/fair: find_energy_efficient_cpu() enhancements Message-ID: References: <20210504090743.9688-1-Pierre.Gondois@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210504090743.9688-1-Pierre.Gondois@arm.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, May 04, 2021 at 10:07:41AM +0100, Pierre Gondois wrote: > Pierre Gondois (2): > sched/fair: Only compute base_energy_pd if necessary > sched/fair: Fix negative energy delta in find_energy_efficient_cpu() > > kernel/sched/fair.c | 68 ++++++++++++++++++++++++++------------------- > 1 file changed, 39 insertions(+), 29 deletions(-) Thanks!