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=-1.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no 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 91A84C11D3D for ; Thu, 27 Feb 2020 16:01:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 65213246A1 for ; Thu, 27 Feb 2020 16:01:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582819310; bh=JGj47OdM9iDqkzzY8/qdttAUlvIMNGUT+1mxLCFn9tE=; h=Date:From:To:Cc:Subject:In-Reply-To:References:List-ID:From; b=Op+qum9WbzHjMrnBPFmKxu11IQKQ4VaIE3qKm6WCkkQvdgzG+G8OLsZ0w1UZHT+5D SLxJ1dC1oTofbVvoEDz4wqlRhprkqolWwkdo0sv0YhYzM3M9zfkfV5wULKkVOVqRzg SS8VfrxYSRCFsT0sqG/KGfcZgOV8IiVhzEfeHAWo= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729207AbgB0QBu (ORCPT ); Thu, 27 Feb 2020 11:01:50 -0500 Received: from mail.kernel.org ([198.145.29.99]:44988 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729137AbgB0QBu (ORCPT ); Thu, 27 Feb 2020 11:01:50 -0500 Received: from disco-boy.misterjones.org (disco-boy.misterjones.org [51.254.78.96]) (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 70D3D2469C; Thu, 27 Feb 2020 16:01:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1582819309; bh=JGj47OdM9iDqkzzY8/qdttAUlvIMNGUT+1mxLCFn9tE=; h=Date:From:To:Cc:Subject:In-Reply-To:References:From; b=nfoJGnnhb8cq5tXqBf2YkMOt3E6jlhaTqO301rIuB/reyGmpqmdoK/fXb9CzkQswT TCuFF8bVwcMccqV7Y1KmxTVFmg/u/jDN/QKuunbZPZzGaZmF19Odj+0CqTZdE1sPOe Ai0sZr0gzYK1ptU/Azc8ffq+fNASq5VPwONCRid8= Received: from disco-boy.misterjones.org ([51.254.78.96] helo=www.loen.fr) by disco-boy.misterjones.org with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1j7Lbf-008Uma-MZ; Thu, 27 Feb 2020 16:01:47 +0000 MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Date: Thu, 27 Feb 2020 16:01:47 +0000 From: Marc Zyngier To: Linus Walleij Cc: Ard Biesheuvel , Linux ARM , linux-efi , Russell King , Nicolas Pitre , Catalin Marinas , Tony Lindgren Subject: Re: [PATCH v4 0/5] ARM: decompressor: use by-VA cache maintenance for v7 cores In-Reply-To: References: <20200226165738.11201-1-ardb@kernel.org> Message-ID: <91023d8f118440439cf55847a6bc43c2@kernel.org> X-Sender: maz@kernel.org User-Agent: Roundcube Webmail/1.3.10 X-SA-Exim-Connect-IP: 51.254.78.96 X-SA-Exim-Rcpt-To: linus.walleij@linaro.org, ardb@kernel.org, linux-arm-kernel@lists.infradead.org, linux-efi@vger.kernel.org, linux@armlinux.org.uk, nico@fluxnic.net, catalin.marinas@arm.com, tony@atomide.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false Sender: linux-efi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-efi@vger.kernel.org On 2020-02-27 10:11, Linus Walleij wrote: > On Wed, Feb 26, 2020 at 5:57 PM Ard Biesheuvel wrote: > >> So instead, switch to the by-VA cache maintenance that the >> architecture >> requires for v7 and later (and ARM1176, as a side effect). >> >> Changes since v3: >> - ensure that the region that is cleaned after self-relocation of the >> zImage >> covers the appended DTB, if present >> >> Apologies to Linus, but due to this change, I decided not to take your >> Tested-by into account, and I would appreciate it if you could retest >> this version of the series? Thanks. > > No problem, I have tested it on the following: > > - ARMv7 Cortex A9 x 2 Qualcomm APQ8060 DragonBoard > - ARM PB11MPCore (4 x 1176) The ARM11MPCore isn't a bunch of 1176s glued together. It is actually a very different CPU, designed by a different team. > - ARMv7 Ux500 Cortex A9 x 2 > > The PB11MPCore is again the crucial board, if it work on that > board it works on anything, most of the time :D That I can only agree with! ;-) M. -- Jazz is not dead. It just smells funny... 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Thu, 27 Feb 2020 16:01:47 +0000 MIME-Version: 1.0 Date: Thu, 27 Feb 2020 16:01:47 +0000 From: Marc Zyngier To: Linus Walleij Subject: Re: [PATCH v4 0/5] ARM: decompressor: use by-VA cache maintenance for v7 cores In-Reply-To: References: <20200226165738.11201-1-ardb@kernel.org> Message-ID: <91023d8f118440439cf55847a6bc43c2@kernel.org> X-Sender: maz@kernel.org User-Agent: Roundcube Webmail/1.3.10 X-SA-Exim-Connect-IP: 51.254.78.96 X-SA-Exim-Rcpt-To: linus.walleij@linaro.org, ardb@kernel.org, linux-arm-kernel@lists.infradead.org, linux-efi@vger.kernel.org, linux@armlinux.org.uk, nico@fluxnic.net, catalin.marinas@arm.com, tony@atomide.com X-SA-Exim-Mail-From: maz@kernel.org X-SA-Exim-Scanned: No (on disco-boy.misterjones.org); SAEximRunCond expanded to false X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200227_080151_409646_3AAD4529 X-CRM114-Status: GOOD ( 13.86 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-efi , Nicolas Pitre , Tony Lindgren , Catalin Marinas , Russell King , Ard Biesheuvel , Linux ARM Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 2020-02-27 10:11, Linus Walleij wrote: > On Wed, Feb 26, 2020 at 5:57 PM Ard Biesheuvel wrote: > >> So instead, switch to the by-VA cache maintenance that the >> architecture >> requires for v7 and later (and ARM1176, as a side effect). >> >> Changes since v3: >> - ensure that the region that is cleaned after self-relocation of the >> zImage >> covers the appended DTB, if present >> >> Apologies to Linus, but due to this change, I decided not to take your >> Tested-by into account, and I would appreciate it if you could retest >> this version of the series? Thanks. > > No problem, I have tested it on the following: > > - ARMv7 Cortex A9 x 2 Qualcomm APQ8060 DragonBoard > - ARM PB11MPCore (4 x 1176) The ARM11MPCore isn't a bunch of 1176s glued together. It is actually a very different CPU, designed by a different team. > - ARMv7 Ux500 Cortex A9 x 2 > > The PB11MPCore is again the crucial board, if it work on that > board it works on anything, most of the time :D That I can only agree with! ;-) M. -- Jazz is not dead. It just smells funny... _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel