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[23.128.96.18]) by mx.google.com with ESMTP id x22si546638ejv.378.2020.07.30.10.48.52; Thu, 30 Jul 2020 10:49:13 -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=@kernel-dk.20150623.gappssmtp.com header.s=20150623 header.b=y1dQnjMr; 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 S1730294AbgG3RqP (ORCPT + 99 others); Thu, 30 Jul 2020 13:46:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57346 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730242AbgG3RqL (ORCPT ); Thu, 30 Jul 2020 13:46:11 -0400 Received: from mail-il1-x144.google.com (mail-il1-x144.google.com [IPv6:2607:f8b0:4864:20::144]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8B915C061574 for ; Thu, 30 Jul 2020 10:46:11 -0700 (PDT) Received: by mail-il1-x144.google.com with SMTP id j9so19801980ilc.11 for ; Thu, 30 Jul 2020 10:46:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel-dk.20150623.gappssmtp.com; s=20150623; h=subject:to:references:from:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=+f4IFhG2djRuvcFmGTRHAajQFcXsrndVO/SZzro2eAA=; b=y1dQnjMrml1hBY4Kv3uFmAwTo87V4ZcHn7dGg1OGK83xtxFt2KkcP6mlMLQ8SqKdm3 Uy+vNaCc2F6aq2ziGAGvrCIL38jCyTF5E7QRWj30Eo9JNTxRO8Wv7FgO/VMUsMg0rN1K 0v9ZqseDGo/crxXVGgsHrJGVIYJGie74DTWp5eUJOzJrwqESXPX4yMReRjcGXXMp/2q2 Wrt66jiTAGXKPBxeWiZoDAgp9LoHMTkHFJIEl8GCUHP3xRZJOHKhKmg/xuM2LE7b4HPq ru0GKZrbq03aG96IhLOLVHTwzwO0w8limcZgHGwRtEmGRWUShqF7O9DxinDxI7eqqGX5 8pLg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=+f4IFhG2djRuvcFmGTRHAajQFcXsrndVO/SZzro2eAA=; b=cvzJqNKMatsxhGz1TTW5f+OyUVXDaKjuYsCBuRLHSLa2lvvWqcNk7Gvg2GdaejfJgd oytfix0y56bAEnUsCQFc6icnwuqNkNoooljq5F/ceytlCx4zKhTq/Erc50QHCzq7st7f vbROKl7jdyS/jyd4zyJ5FVY6E7uyVbSbEVflIIIvMGEyYZuiSD5OGaxgQZI0fEHHmOZH eyI5FaHr6bvuG267kYTWhVmeKsmyz6PnjrQKOXz9L1Oal+NDRQB/cX0xBKbw0mhgaB8f Af5/+5f+j8Ceew/z1vK6FQOtesgXQpgP7vTQgca54r2Do9kVbIaQvrthWgZgFJrtYH36 t4lg== X-Gm-Message-State: AOAM531Ytr8FBCHJtPxWUct5AjZjw5NmXKZCl7MpaArL1c7ARw+Jk1Bl iND6BiATIqoKBUinln4XAXRo0jrZBIo= X-Received: by 2002:a92:6008:: with SMTP id u8mr40065711ilb.196.1596131170673; Thu, 30 Jul 2020 10:46:10 -0700 (PDT) Received: from [192.168.1.58] ([65.144.74.34]) by smtp.gmail.com with ESMTPSA id s8sm3058335iow.11.2020.07.30.10.46.10 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 30 Jul 2020 10:46:10 -0700 (PDT) Subject: Re: [PATCH] iocost_monitor: start from the oldest usage index To: Chengming Zhou , tj@kernel.org, linux-kernel@vger.kernel.org References: <20200730123104.27023-1-zhouchengming@bytedance.com> From: Jens Axboe Message-ID: <4c68a4aa-c301-feba-8ded-62e6de81db4b@kernel.dk> Date: Thu, 30 Jul 2020 11:46:09 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 MIME-Version: 1.0 In-Reply-To: <20200730123104.27023-1-zhouchengming@bytedance.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 7/30/20 6:31 AM, Chengming Zhou wrote: > iocg usage_idx is the latest usage index, we should start from the > oldest usage index to show the consecutive NR_USAGE_SLOTS usages. Applied, thanks. -- Jens Axboe