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[209.132.180.67]) by mx.google.com with ESMTP id 14-v6si323650ple.47.2018.02.12.16.12.59; Mon, 12 Feb 2018 16:13:14 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@codeaurora.org header.s=default header.b=grcnZQFy; dkim=pass header.i=@codeaurora.org header.s=default header.b=grcnZQFy; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932888AbeBMAKm (ORCPT + 99 others); Mon, 12 Feb 2018 19:10:42 -0500 Received: from smtp.codeaurora.org ([198.145.29.96]:38126 "EHLO smtp.codeaurora.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932403AbeBMAKk (ORCPT ); Mon, 12 Feb 2018 19:10:40 -0500 Received: by smtp.codeaurora.org (Postfix, from userid 1000) id 794F060F6C; Tue, 13 Feb 2018 00:10:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1518480640; bh=Ix68+Uan7jYXswxUZ1RVS9ZaWB3l3huz8qsiJfouRlA=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=grcnZQFyQ1xWdKTJn0Q82EkWaxgZ3zC55x89stQP9DqeyS0vdKgdJUs2105d3W838 R8Efu7jHmQOSodqFgAoEkMzfGdsm15RG/VA0UR/uGUD0GKqpVg334YlDhYGTPRY+dv YLVSEGBPXs4DoXVJuvB9WDbW/UTT6K//6nd2PXNo= X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on pdx-caf-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.8 required=2.0 tests=ALL_TRUSTED,BAYES_00, DKIM_SIGNED,T_DKIM_INVALID autolearn=no autolearn_force=no version=3.4.0 Received: from [10.222.143.167] (i-global254.qualcomm.com [199.106.103.254]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: timur@smtp.codeaurora.org) by smtp.codeaurora.org (Postfix) with ESMTPSA id 2AF0660227; Tue, 13 Feb 2018 00:10:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1518480640; bh=Ix68+Uan7jYXswxUZ1RVS9ZaWB3l3huz8qsiJfouRlA=; h=Subject:To:Cc:References:From:Date:In-Reply-To:From; b=grcnZQFyQ1xWdKTJn0Q82EkWaxgZ3zC55x89stQP9DqeyS0vdKgdJUs2105d3W838 R8Efu7jHmQOSodqFgAoEkMzfGdsm15RG/VA0UR/uGUD0GKqpVg334YlDhYGTPRY+dv YLVSEGBPXs4DoXVJuvB9WDbW/UTT6K//6nd2PXNo= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 2AF0660227 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=timur@codeaurora.org Subject: Re: [PATCH] arm64: Make L1_CACHE_SHIFT configurable To: Florian Fainelli , linux-arm-kernel@lists.infradead.org Cc: tchalamarla@cavium.com, rrichter@cavium.com, opendmb@gmail.com, Catalin Marinas , Will Deacon , Mark Rutland , open list References: <1518479125-14428-1-git-send-email-f.fainelli@gmail.com> From: Timur Tabi Message-ID: Date: Mon, 12 Feb 2018 18:10:38 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed 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 02/12/2018 05:57 PM, Florian Fainelli wrote: > That is debatable, is there a good publicly available table of what the > typical L1 cache line size is on ARMv8 platforms? I don't have that, but I was under the impression that we moved from 6 to 7 because more and more ARMv8 platforms have 128-byte caches, so that is the "new normal". -- Qualcomm Datacenter Technologies, Inc. as an affiliate of Qualcomm Technologies, Inc. Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.