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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 02C64C4708E for ; Thu, 5 Jan 2023 22:36:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=69AAPIAFoDChiPKcmuPzZz2sOnFmqCF30f+Q7YS/2QA=; b=hwlOWMrI9wfd40 RaV+kgrtJh/KW5oYMVok/LjT1rjbQ9ufNHnSg4UVhLRTSKuZn03xAXvtTmWITrszd+QmI4gOgcmx7 VmdZjJZdZU2V/r1pEz6KB3R50B/6orakWfc3h68K8pTKL+gKVY6h9n12TgoI/z5NoJv8aS7weqIPY 9FY6vvIv9yiWH2bJbuzdwlYaUtHb25Wkg+Z4J1R6JNAjeYXuBKAwyPPtVUzTHAlwvknW+Wyx+qCvI 9I5OqvJgFk1mXfPfwaGaHeN79wuUv3anLU2d+3stwFG8W75J5GpQP0zWiGNAC0WY4uE4DeziOL+Tl ngc2bhD7clYQ3CgkFkjQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pDYpo-00Fehx-18; Thu, 05 Jan 2023 22:35:40 +0000 Received: from desiato.infradead.org ([2001:8b0:10b:1:d65d:64ff:fe57:4e05]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pDVIJ-00Dp41-3o for linux-arm-kernel@bombadil.infradead.org; Thu, 05 Jan 2023 18:48:51 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=desiato.20200630; h=In-Reply-To:Content-Type:MIME-Version: References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=IWTLI0SL7b6oqOO5eNa7lkKs+AtayDZv8xPsV+3t4Iw=; b=QjS+Dsm1r+OyHbWNjuBeZ2pQ/L +y/n8sBPLam9EaTYM+UzHcF3J+ry0rLYOc4bkUGTVL/0oxMVaEcB1gUj5KNPe7p0yjtVB9hSzNgjo ERE6CQuWK2JQrRbh+cRNlcSVlGDXL532F94aTC96zXz33Ag0Q8Dy6OwHVNzZPNUjqNyAV/QUnqKMk OocCrg9yZjcNSiONrilMEpORh0wRmKldXXX5smidKk6FbN+HmR30ii6BymxjNA1bJYkd69hbE0meg 9ULhpbOPj8Z3eOLvCM20cXntevMfxgaBlb70xHUDt5OnvR7cGvIv2nGBNWqZA58tLJ9I6BnrizR68 Vo1fdRBQ==; Received: from dfw.source.kernel.org ([139.178.84.217]) by desiato.infradead.org with esmtps (Exim 4.96 #2 (Red Hat Linux)) id 1pDSBh-001RKU-0I for linux-arm-kernel@lists.infradead.org; Thu, 05 Jan 2023 15:29:51 +0000 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id C9AA661AFB; Thu, 5 Jan 2023 15:29:53 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 73C79C433F0; Thu, 5 Jan 2023 15:29:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1672932593; bh=JA1LyTc+cwIM49pex/z1i9CYAJbyp3QvUY5PZggv/oc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=hKtG3GxU/o8NKOMsZa6tjKyBe+52OskekQp+A2OhdQlZ27YK8JbWb7afnXnm6rydr Kybwu350Sje4hf5LfixAQKmOjJfOxJa8//21v43vYYTgSv3aRJLPEvwB/F4LBC4LMY e/T65QhoiY77sxPeAq3WTcxbTMo5Y/d89XsAcn6kK1V95CxxGL1IRWJgdFQYrMm43a ILT7bknaDJZGgEpc6nL0L6DXQBlZH4CiElKEWShnZ/bDzgL0nPNhVqha8TnIwRUvA2 rxuAFE+2i+Guf3k7b0vOOGAjq/6KxkrhUk9CA7ywbabFKH7qnWWbsSDQlO3jgcUzq+ tonKCivm3kM5A== Date: Thu, 5 Jan 2023 15:29:49 +0000 From: Will Deacon To: Mark Brown Cc: Catalin Marinas , linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH 0/3] arm64/sme: Fixes for SME only support Message-ID: <20230105152948.GB3864@willie-the-truck> References: <20221223-arm64-fix-sme-only-v1-0-938d663f69e5@kernel.org> <20230105152228.GA3864@willie-the-truck> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20230105152228.GA3864@willie-the-truck> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230105_152949_827562_FFAD1D73 X-CRM114-Status: GOOD ( 13.69 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, Jan 05, 2023 at 03:22:28PM +0000, Will Deacon wrote: > On Tue, Dec 27, 2022 at 05:12:04PM +0000, Mark Brown wrote: > > There is no architectural requirement for systems implementing SME to > > also implement SVE, though it is expected to be an unusual configuration. > > How unusual? If people aren't practically going to build this, I think > we'd be better off keeping the code simple and not supporting SME unless > SVE is also present. (I'll queue these three anyway, as they're all simple, so the above is more of a question to you as this feels like we're making a rod for our own back and we'll continue to miss the extra condition). Will _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel