From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.5 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,T_DKIMWL_WL_HIGH,URIBL_BLOCKED,USER_AGENT_MUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D339CC28CC6 for ; Mon, 3 Jun 2019 09:31:58 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 99AD128008 for ; Mon, 3 Jun 2019 09:31:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1559554318; bh=EMN8Iq59ijXBnEHjrjBo+85LTiDDMfUpO35bS9zD+hA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=i9vAykWhtf1G00MdYoub51tbeCTl93+8bokutjnJAKLcjHHDSv12BRtyFS7AIYuls /teRzGWDCfNLfmHsSnlWNMc91DZEawcqlPJfyk0Y3yk1mU5Id27VGf82uYkV40FyjG PM64Z93dEU55bNjjT2vc42QWh83kfjxj6b7vVCug= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727875AbfFCJb6 (ORCPT ); Mon, 3 Jun 2019 05:31:58 -0400 Received: from mail.kernel.org ([198.145.29.99]:60568 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726555AbfFCJb5 (ORCPT ); Mon, 3 Jun 2019 05:31:57 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 7D67228006; Mon, 3 Jun 2019 09:31:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1559554317; bh=EMN8Iq59ijXBnEHjrjBo+85LTiDDMfUpO35bS9zD+hA=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=S+FM+LyaDtTO9EKGzJuxtIkNDUabPe0tJvMKkEUDdOe4Nm5SoFmNliu7cmoDPRXir BA/Txj7hGqIEzAhO2Vat8/5P2GGHHms8+HAX/bFc1mkNgNF7HtZUIhQVnf8ugoMxSB ek+G0XoWMjgCmdTS8UASEtCUMf3ulub46wFJdFgY= Date: Mon, 3 Jun 2019 11:31:54 +0200 From: Greg Kroah-Hartman To: Shaokun Zhang Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, "Rafael J. Wysocki" , Sudeep Holla , Catalin Marinas , Jeremy Linton , Will Deacon Subject: Re: [PATCH v4 1/2] drivers: base: cacheinfo: Add variable to record max cache line size Message-ID: <20190603093154.GA29175@kroah.com> References: <1559009814-17004-1-git-send-email-zhangshaokun@hisilicon.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1559009814-17004-1-git-send-email-zhangshaokun@hisilicon.com> User-Agent: Mutt/1.12.0 (2019-05-25) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, May 28, 2019 at 10:16:53AM +0800, Shaokun Zhang wrote: > Add coherency_max_size variable to record the maximum cache line size > for different cache levels. If it is available, we will synchronize > it as cache line size, otherwise we will use CTR_EL0.CWG reporting > in cache_line_size() for arm64. > > Cc: Greg Kroah-Hartman > Cc: "Rafael J. Wysocki" > Cc: Sudeep Holla > Cc: Catalin Marinas > Cc: Jeremy Linton > Cc: Will Deacon > Signed-off-by: Shaokun Zhang Reviewed-by: Greg Kroah-Hartman