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 B9FFCC433FE for ; Thu, 3 Nov 2022 18:20:44 +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-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-Transfer-Encoding:Content-ID:Content-Description:Resent-Date :Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=W7ee1Vm2ZuZgpOsPnrBFwKBXRHrgw2mNSQpW4ich+To=; b=jIFxCyeP9VU+vRVX60OITfY++Z xuIs9XRDrDhm88GqP0Zp7Gq9fkXg0RhM78oZBHAjh/89gYSRFs5xxMdENiLxK1n5BbSzxKOPXy4ch 27V/OlQeq1oZopn7H9hzeMSLsc+Iinp3Nyf84O7Bfdeb+PE9XF5ea4D8MMBHco7OfZw6wzuLHo6Yu tRg5RjqQ/NVb91UrOnGXyeLonAdpBm6pYvdtNKYJNntjyaPzHmrIYZ+wyxh9c3uoRzpZhXEN4EQGO 4s+YlZJNdIAib2Tx2aNxWZWDs49avX5JpEmQEh+z9Y2m0L3LnC0zxloDDkYvXNg+bv7YrUYHac2Ui A7/PCkFQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oqeoJ-001ELC-47; Thu, 03 Nov 2022 18:19:27 +0000 Received: from ams.source.kernel.org ([145.40.68.75]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1oqeoG-001EJz-ET for linux-arm-kernel@lists.infradead.org; Thu, 03 Nov 2022 18:19:25 +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 ams.source.kernel.org (Postfix) with ESMTPS id CEDF3B82993; Thu, 3 Nov 2022 18:19:22 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 65224C433C1; Thu, 3 Nov 2022 18:19:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1667499561; bh=SdzJPLuUVaTBluuZewqHuFZ5XiZw7hFtTZDXvQZGVuc=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=aY4QfP1Qu+pl5OQCeXkrrjkxNLH3CbWp7Lf/3hp+Thl2rTSGIyuv0w/KnwxVibgnG I8CYpyro8DsO4BoidNxTyvo4Lz2EaVoV7ZWpjRY4EzdUAUNhu9C4HrabiTK7uESx/U E2Wx8JbB2r3dqxu1QFaPuauwkjElKAjuqrwQCwjckalRiLoeGNZbK28j/brEK00pOx QxmW9qCN1Tvu0ZROjh8pDAR6CFlSSe55pAehuPhIRYoOBKXoi63NBt5ZgpjopL/g+I c89E8oFhBF6/DY/Q6AJbO5T+JpqRFCYvFZP8nCIRra61dTg8TUZx07shq40FUyex3C 4C/Rw5OC60kxg== Date: Thu, 3 Nov 2022 18:19:16 +0000 From: Mark Brown To: Ard Biesheuvel Cc: Catalin Marinas , Will Deacon , linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH] arm64/fpsimd: Add interface for kernel use of SVE and SME Message-ID: References: <20221103180704.638457-1-broonie@kernel.org> MIME-Version: 1.0 In-Reply-To: X-Cookie: Dead? No excuse for laying off work. X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20221103_111924_679203_06FF14A4 X-CRM114-Status: GOOD ( 11.35 ) 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: multipart/mixed; boundary="===============4984536665148794542==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============4984536665148794542== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="vpd20ESR6efQ3C5V" Content-Disposition: inline --vpd20ESR6efQ3C5V Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Nov 03, 2022 at 07:09:40PM +0100, Ard Biesheuvel wrote: > On Thu, 3 Nov 2022 at 19:07, Mark Brown wrote: > > + if (system_supports_sve() && (flags & KERNEL_FP_SME)) >=20 > system_supports_sme() ? Bah, yes. Not that I anticipate any users trying this for quite a while. --vpd20ESR6efQ3C5V Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmNkBiMACgkQJNaLcl1U h9D/CQf+J7fZDRW7pfdorA/IsPJKI07j3fM15xlGwNVjC1Swj2W8uP5SblogyowX hVyRT9nwbWC5ZMAmsv1kZ9zc3UM+MFFFasO2ns1tZrlAy6UwvlElSzqiNZknDwz4 9lkTu9idureBYSLjiBdceC1dfNHbRjPl29wt1o58bfhTNkBIAqDTTOr3WaM7QmrP 9c0QzjPAg5XiFjVOs5f2UsYXVwZUbeJrKIWZGgWXlm1YWUpQDKjOfSce8Dtae5bH etiyZG9eC1BY/ZHeR3eTTfmdKX+wrOVeTPrjkhID7fdIxa+YjuMyS0OOyhMBtsJm u7eSlbRx0XqqbS9INAzx3jl8r+icJQ== =Y8+G -----END PGP SIGNATURE----- --vpd20ESR6efQ3C5V-- --===============4984536665148794542== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============4984536665148794542==--