Received: by 2002:a05:6a10:f347:0:0:0:0 with SMTP id d7csp5928pxu; Thu, 10 Dec 2020 16:32:53 -0800 (PST) X-Google-Smtp-Source: ABdhPJyGcakXcrmvw+EFW2GohUzS8BQc+/4cpmS0DYvWEZ+00x/KZ0229JAWFXQcyZ/0CaytH+qd X-Received: by 2002:a05:6402:1c04:: with SMTP id ck4mr9361181edb.320.1607646773267; Thu, 10 Dec 2020 16:32:53 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1607646773; cv=none; d=google.com; s=arc-20160816; b=yfYgYWhsPSZwO39lc+Fzp8dYgMBXQ5DUYqj8rxtiULOcWTr6S0dWajKq981/7SsNEZ YU5x82p9pZC8mAnvUOalXnZhFSGBfReySv3bT9w9dsCXqVfrDNymLxXUTX2vqRAwZINc vJBdy1tKmQwpNker2W7MLIXUyNn3VtDJy6ENFcGPjADXG8P6+1rZ/2hLKHvDOiog7OSf fw2NPMbXvc4k+HZoMDcG5Nxx33CA7mVwwalAOylAPq8HMv6S+2nNkYgWeRFplGH97SJo qRNyUMcCqfqz4z0nJXmAwSzF+YfEQNOQs+Mwo2dGe/sAq9cAz4k3975gpU3/EQ3A22ZO VKOw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:date:message-id:subject:references:in-reply-to :cc:to:from; bh=KpOWzRN8vOmxR1PvCe5UklNA5byfSBsU3+a1r+Pf8/k=; b=BZ7vXuwMZ7oSCrdMrbr1maa70HWGjWVujAyViwtI/xlxF7dtlNmLa2rbeILrIDk8JX Em39ohin2IFeMDcalORlwzwiAFfBvmWtL7T9rq/+sYBorPca+PKWLuJF9PrORZuCJ9NU OuusdSIGoh9RcfYhFTH0vowVim1t/dvP4ZKGV7oNPLuykRYrsiBN3cp3HybLrL1AyWNd aWi2MdTPTQmU5jPE3WHs4BKcWFEa6P+DEkwXV+I3lCRWoivp0VRFAEx9XgoDfr650cHy w1EL5QQ/i6BRnR0Du70SEGB+oLIQRnoYLFSTOQmkFY3uDLa0qmUhaDz58ye0cIZWo4HK IgOQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id i8si3610890edt.264.2020.12.10.16.32.30; Thu, 10 Dec 2020 16:32:53 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731751AbgLJLef (ORCPT + 99 others); Thu, 10 Dec 2020 06:34:35 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33036 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389465AbgLJLak (ORCPT ); Thu, 10 Dec 2020 06:30:40 -0500 Received: from ozlabs.org (bilbo.ozlabs.org [IPv6:2401:3900:2:1::2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 458BFC0613D6 for ; Thu, 10 Dec 2020 03:30:00 -0800 (PST) Received: by ozlabs.org (Postfix, from userid 1034) id 4CsBXk02sKz9sXP; Thu, 10 Dec 2020 22:29:54 +1100 (AEDT) From: Michael Ellerman To: Benjamin Herrenschmidt , Christophe Leroy , Paul Mackerras , Michael Ellerman Cc: linux-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org In-Reply-To: <822833ce3dc10634339818f7d1ab616edf63b0c6.1603041883.git.christophe.leroy@csgroup.eu> References: <822833ce3dc10634339818f7d1ab616edf63b0c6.1603041883.git.christophe.leroy@csgroup.eu> Subject: Re: [PATCH v2 1/2] powerpc/44x: Don't support 440 when CONFIG_PPC_47x is set Message-Id: <160756607162.1313423.10915542444729443523.b4-ty@ellerman.id.au> Date: Thu, 10 Dec 2020 22:29:54 +1100 (AEDT) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sun, 18 Oct 2020 17:25:17 +0000 (UTC), Christophe Leroy wrote: > As stated in platform/44x/Kconfig, CONFIG_PPC_47x is not > compatible with 440 and 460 variants. > > This is confirmed in asm/cache.h as L1_CACHE_SHIFT is different > for 47x, meaning a kernel built for 47x will not run correctly > on a 440. > > [...] Applied to powerpc/next. [1/2] powerpc/44x: Don't support 440 when CONFIG_PPC_47x is set https://git.kernel.org/powerpc/c/8b8319b181fd9d6821703fef1228b4dcde613a16 [2/2] powerpc/44x: Don't support 47x code and non 47x code at the same time https://git.kernel.org/powerpc/c/1f69aa0b89240653fdf708aada6a3d968447cce7 cheers