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 AFC23C64EC4 for ; Tue, 21 Feb 2023 19:57:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229986AbjBUT47 (ORCPT ); Tue, 21 Feb 2023 14:56:59 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45552 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230015AbjBUT4y (ORCPT ); Tue, 21 Feb 2023 14:56:54 -0500 Received: from wout3-smtp.messagingengine.com (wout3-smtp.messagingengine.com [64.147.123.19]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DEAA327D7A; Tue, 21 Feb 2023 11:56:49 -0800 (PST) Received: from compute3.internal (compute3.nyi.internal [10.202.2.43]) by mailout.west.internal (Postfix) with ESMTP id A00E832003D3; Tue, 21 Feb 2023 14:56:48 -0500 (EST) Received: from mailfrontend1 ([10.202.2.162]) by compute3.internal (MEProxy); Tue, 21 Feb 2023 14:56:49 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=flygoat.com; h= cc:cc:content-transfer-encoding:content-type:date:date:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:sender:subject:subject:to:to; s=fm2; t=1677009408; x= 1677095808; bh=D+EAqyaE5zMgnzYA22Liuhdo1IF89BVfK/4WPFLbppM=; b=Z KHU2jsFQm9uexFxGI2Z0OApDsfCJka+xspJpAdL3TWoL8cE2WNPu/uT9aua0Ube9 1PAKNVg8rzNEcerNuphXwp65VeuTG6NhE/11Pr5Iy6Pl8J1iF/WVxGijK1KzgTqM q6X35pNTzcKFpPMMfFKLjbqsE/YC4PIWrXe10zdp/KwGMDxZesXdpiICmcNO/+w8 CSXOnynQFfVYa4u4CZGvoYbm1896GCgeVKB19huqFBWxmXLTG/LwpZXvV2i28cn5 rDBlJZ0OAnTO4xuPpEe4Pmg1yhZe4KstDaduXMC26GKfSWpSCjr0uU6BtQH/NtTN NJZs7agVX7/Bm4ikoOH0Q== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-transfer-encoding :content-type:date:date:feedback-id:feedback-id:from:from :in-reply-to:in-reply-to:message-id:mime-version:references :reply-to:sender:subject:subject:to:to:x-me-proxy:x-me-proxy :x-me-sender:x-me-sender:x-sasl-enc; s=fm1; t=1677009408; x= 1677095808; bh=D+EAqyaE5zMgnzYA22Liuhdo1IF89BVfK/4WPFLbppM=; b=f T03xCXKULVVNzINoj98uLvUUmzqrJbs+s+SatZ0FQKZhNsRqC1F1kBZrm+oESy60 zCjT7HWnFW6Jmrj4wrcxZwH1ML4Nmb3Cm576z5bxqCMTLq24BZpPFiWIfKDKjBhC p5suVLHM2AZ38bV6CLqNDrN4w2AcwZks/tSyAR7DJR2ba30dAr5sEfKo2agIvY6n 0+18ksXk97NHAf9xJrmarqV2Uc3i1Se8VoFevUYwI7cPFF8Lx+v50qAGDHCwaHXc 8Oc8/hbVG1r5eYIJ9A95Z/EYn6F3pSYO/otapB6CnSCOiq7Z4UH1T+KX1Raq7Fdd HvYX8nhMuvz/k00fR4dTw== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedvhedrudejjedguddvlecutefuodetggdotefrod ftvfcurfhrohhfihhlvgemucfhrghsthforghilhdpqfgfvfdpuffrtefokffrpgfnqfgh necuuegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmd enucfjughrpegtggfuhfgjffevgffkfhfvofesthhqmhdthhdtjeenucfhrhhomheplfhi rgiguhhnucgjrghnghcuoehjihgrgihunhdrhigrnhhgsehflhihghhorghtrdgtohhmqe enucggtffrrghtthgvrhhnpedutdejffetteefkeejieehfeeuieeguedtveeijeeviefh ffelvdfgudeihfdvtdenucevlhhushhtvghrufhiiigvpedtnecurfgrrhgrmhepmhgrih hlfhhrohhmpehjihgrgihunhdrhigrnhhgsehflhihghhorghtrdgtohhm X-ME-Proxy: Feedback-ID: ifd894703:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Tue, 21 Feb 2023 14:56:46 -0500 (EST) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3731.300.101.1.3\)) Subject: Re: [PATCH 4/7] dma-mapping: Always provide dma_default_coherent From: Jiaxun Yang In-Reply-To: <20230221175813.GC15247@lst.de> Date: Tue, 21 Feb 2023 19:56:35 +0000 Cc: "linux-mips@vger.kernel.org" , linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Thomas Bogendoerfer , mpe@ellerman.id.au, paul.walmsley@sifive.com, palmer@dabbelt.com, Rob Herring , m.szyprowski@samsung.com, robin.murphy@arm.com Content-Transfer-Encoding: quoted-printable Message-Id: <11934581-71FC-4D5F-B293-1E7213CD284B@flygoat.com> References: <20230221124613.2859-1-jiaxun.yang@flygoat.com> <20230221124613.2859-5-jiaxun.yang@flygoat.com> <20230221175813.GC15247@lst.de> To: Christoph Hellwig X-Mailer: Apple Mail (2.3731.300.101.1.3) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > 2023=E5=B9=B42=E6=9C=8821=E6=97=A5 17:58=EF=BC=8CChristoph Hellwig = =E5=86=99=E9=81=93=EF=BC=9A >=20 > On Tue, Feb 21, 2023 at 12:46:10PM +0000, Jiaxun Yang wrote: >> dma_default_coherent can be useful for determine default coherency >> even on arches without noncoherent support. >=20 > How? I just want to make this symbol always available so OF code can = reference it on all arches.=