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[23.128.96.18]) by mx.google.com with ESMTP id hb37si13543607ejc.81.2021.03.16.03.13.20; Tue, 16 Mar 2021 03:13:43 -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=iBfZgHYR; 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 S236411AbhCPJym (ORCPT + 99 others); Tue, 16 Mar 2021 05:54:42 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48640 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231733AbhCPJyY (ORCPT ); Tue, 16 Mar 2021 05:54:24 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 85DD0C06174A for ; Tue, 16 Mar 2021 02:54:24 -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=zEZzqY9NQ1ZwI2e1VnLaWuqATKDABTKkoLPBbQWJzsY=; b=iBfZgHYRuZBm8dVqeDo2tOxY9x fO/nZGER7uniuvOkhig8YAqsphkGbhN7S0X+TgA3a5SQ0NpvN2Bic17eIvkQQk/jTt9BKF5eUe6/D 0x2ULHsrPe95AJWiqjhX+NjRY6gOsASBNvArN7OX+3JtW89j8kXw2U0ZQzzfWUNddEK58SjtA0hzm PjT4yOngz3nzySwhvOcwFz6xExb4rSuw1xwi9EupsJb71R166RhesF1cvt3xTKCVs2QlIGHp1zpQC f3LJ104mE7eSjDsYOGIwUGreNLkJ8CyqCEucHsWbHV4uaUqsQXVoON7EVTt42LMp4Atj20tsUPbQp sruoUhHg==; 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 1lM6Nv-001m4l-30; Tue, 16 Mar 2021 09:53:10 +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 D0C23301324; Tue, 16 Mar 2021 10:52:56 +0100 (CET) Received: by hirez.programming.kicks-ass.net (Postfix, from userid 1000) id 9A09020435CF9; Tue, 16 Mar 2021 10:52:56 +0100 (CET) Date: Tue, 16 Mar 2021 10:52:56 +0100 From: Peter Zijlstra To: Huaixin Chang Cc: bsegall@google.com, dietmar.eggemann@arm.com, juri.lelli@redhat.com, khlebnikov@yandex-team.ru, linux-kernel@vger.kernel.org, mgorman@suse.de, mingo@redhat.com, odin@uged.al, odin@ugedal.com, pauld@redhead.com, pjt@google.com, rostedt@goodmis.org, shanpeic@linux.alibaba.com, tj@kernel.org, vincent.guittot@linaro.org, xiyou.wangcong@gmail.com Subject: Re: [PATCH v4 2/4] sched/fair: Make CFS bandwidth controller burstable Message-ID: References: <20210316044931.39733-1-changhuaixin@linux.alibaba.com> <20210316044931.39733-3-changhuaixin@linux.alibaba.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210316044931.39733-3-changhuaixin@linux.alibaba.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I can't make sense of patch 1 and 2 independent of one another. Why the split?