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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2968AC7619A for ; Mon, 27 Mar 2023 13:11:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232263AbjC0NLE (ORCPT ); Mon, 27 Mar 2023 09:11:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50046 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229610AbjC0NLD (ORCPT ); Mon, 27 Mar 2023 09:11:03 -0400 Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk [IPv6:2001:4d48:ad52:32c8:5054:ff:fe00:142]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D34BA270D; Mon, 27 Mar 2023 06:10:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=armlinux.org.uk; s=pandora-2019; h=Sender:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=FP/g5MMoh+bWH6/vaV4x7gdcx8r1AfO8OwzqUj0gats=; b=BYOMa7b7myCi6QMrt+S21c5RGt YZDhEXdlYS9/d40xW81RY3VSFHod0WMESd9MiyZKORnxnEZFeVJJs7K9EQpCCJNgACyCDiWwXsPpF 2ncxKuwaEj+3S6ea0k5rIgw856TBVM7SFtMKupTw4OZBsMh//aO6uH7zbUx8Sbaq5V1oENeXmR4Vh loGRRUxL9sZTfR/yJHmBKGHA4OwzrrWY32nZcUlyLJv+oeCwO/EaBTazPTgD3adb6YTVyS8/5GbNt xTGhL00gRXzdrhq16LpLYea53LMoH2KCDQ7kcOIb5YUjAGGqvLHrMH1gd6RuV30JD6ZwdzzKEiLDp jETc+EDQ==; Received: from shell.armlinux.org.uk ([fd8f:7570:feb6:1:5054:ff:fe00:4ec]:50576) by pandora.armlinux.org.uk with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1pgmcV-0003kT-41; Mon, 27 Mar 2023 14:10:43 +0100 Received: from linux by shell.armlinux.org.uk with local (Exim 4.94.2) (envelope-from ) id 1pgmcK-0005Rv-Ob; Mon, 27 Mar 2023 14:10:32 +0100 Date: Mon, 27 Mar 2023 14:10:32 +0100 From: "Russell King (Oracle)" To: Arnd Bergmann Cc: linux-kernel@vger.kernel.org, Arnd Bergmann , Vineet Gupta , Neil Armstrong , Linus Walleij , Catalin Marinas , Will Deacon , Guo Ren , Brian Cain , Geert Uytterhoeven , Michal Simek , Thomas Bogendoerfer , Dinh Nguyen , Stafford Horne , Helge Deller , Michael Ellerman , Christophe Leroy , Paul Walmsley , Palmer Dabbelt , Rich Felker , John Paul Adrian Glaubitz , "David S. Miller" , Max Filippov , Christoph Hellwig , Robin Murphy , Lad Prabhakar , Conor Dooley , linux-snps-arc@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-oxnas@groups.io, linux-csky@vger.kernel.org, linux-hexagon@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-openrisc@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-xtensa@linux-xtensa.org Subject: Re: [PATCH 16/21] ARM: dma-mapping: bring back dmac_{clean,inv}_range Message-ID: References: <20230327121317.4081816-1-arnd@kernel.org> <20230327121317.4081816-17-arnd@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230327121317.4081816-17-arnd@kernel.org> Sender: Russell King (Oracle) Precedence: bulk List-ID: X-Mailing-List: linux-mips@vger.kernel.org On Mon, Mar 27, 2023 at 02:13:12PM +0200, Arnd Bergmann wrote: > From: Arnd Bergmann > > These were remove ages ago in commit 702b94bff3c5 ("ARM: dma-mapping: > remove dmac_clean_range and dmac_inv_range") in an effort to sanitize > the dma-mapping API. Really no, please no. Let's not go back to this, let's keep the buffer ownership model that came at around that time. -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!