Received: by 2002:a05:6a10:c604:0:0:0:0 with SMTP id y4csp4224797pxt; Wed, 11 Aug 2021 00:26:27 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxMhxH1xoICK1Vhwhj5zBBLXZFLE0nZzHyI2+r/o69aa3abBeMTMOIAeyAOKmI/66L7WMdg X-Received: by 2002:a17:906:d93a:: with SMTP id rn26mr2305375ejb.382.1628666786924; Wed, 11 Aug 2021 00:26:26 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1628666786; cv=none; d=google.com; s=arc-20160816; b=kPosjXqPcmWtTvHf3c23yfx2JQ4umPxx1lC/zEPvODug+JLMbrUIBH9xg/t5/XRWMc nGgW8fPWwXKe1297jyffkozh0HVnoxlBjuB1JyT0VvT9Gfjpp6TEmBhN/oGsjeOHSNqD KgkZN5Qn2b0TuY2phvmlrfFbrznJ0DCYhhXi0NmyOJCAFw7SQAD5V+SrsWG3/6O5T8FE kXjWKhd4bZGg4oOHKuqSl1IL1EJSuztbkNSllWVZXePzmGNU8Blenv++0o97Frs3BP1X kg8SaNGdMCWjvbNYbBtlRpDPiV3+ZdsSMvY9YkIZVJbuALaFObdtGWufCsXOwcOwr3NS Sl1g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:user-agent:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date; bh=ZlAz3V6GsrytFfNJ1u5iTRzNjOkXFIFuKjBlro7HY88=; b=mNbRkD3H4FyI8VlhcjvY7zER1Oyb7uu+HWeYyMfqHySc3FRb56VefL8n5hrDtBvHHR kFOn++c/8F+8tmbXGsEJmGUJNX1lZZAEb+bQM39nXKsv2ahHip07o3b/SW8wooc7hKR0 OShqUUe8F3TmCB37pKxZPcXx2yvS4R/bJNsJowpyTlD6HMg/tPwor96/uoImQcgxo4Z7 y6QJOnwrCy8s9TXTNDADFH9Xr2/Jl5vcvDKqexSgcHf3s00WUEcrhgO//k8t0PTHvDCI FQz5Erju71yCYUgnCvy6TkqRTuFLsWFl315mPl+9cbKGi8Jf5/NzCfB4gIacAadt19/G 28uQ== 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 y3si3556261eds.548.2021.08.11.00.25.56; Wed, 11 Aug 2021 00:26:26 -0700 (PDT) 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 S235320AbhHKHY7 (ORCPT + 99 others); Wed, 11 Aug 2021 03:24:59 -0400 Received: from jabberwock.ucw.cz ([46.255.230.98]:39524 "EHLO jabberwock.ucw.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235109AbhHKHY7 (ORCPT ); Wed, 11 Aug 2021 03:24:59 -0400 Received: by jabberwock.ucw.cz (Postfix, from userid 1017) id 8F2F11C0B77; Wed, 11 Aug 2021 09:24:34 +0200 (CEST) Date: Wed, 11 Aug 2021 09:24:34 +0200 From: Pavel Machek To: Greg Kroah-Hartman Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org, Tyler Hicks , Sumit Garg , Jens Wiklander Subject: Re: [PATCH 4.19 36/54] tee: add tee_shm_alloc_kernel_buf() Message-ID: <20210811072434.GB10829@duo.ucw.cz> References: <20210810172944.179901509@linuxfoundation.org> <20210810172945.369365872@linuxfoundation.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="KFztAG8eRSV9hGtP" Content-Disposition: inline In-Reply-To: <20210810172945.369365872@linuxfoundation.org> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --KFztAG8eRSV9hGtP Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi! > commit dc7019b7d0e188d4093b34bd0747ed0d668c63bf upstream. >=20 > Adds a new function tee_shm_alloc_kernel_buf() to allocate shared memory > from a kernel driver. This function can later be made more lightweight > by unnecessary dma-buf export. 5.10 contains follow-up patches actually using the export, but 4.19 does not. I believe it should be dropped from 4.19. Best regards, Pavel --=20 DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany --KFztAG8eRSV9hGtP Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iF0EABECAB0WIQRPfPO7r0eAhk010v0w5/Bqldv68gUCYRN7MgAKCRAw5/Bqldv6 8gfNAJ9rJTDpB4HbB3M3bF/lAavCwsnk8gCeLvapwhiWui4SB75VY2nYlJNXL98= =7cDG -----END PGP SIGNATURE----- --KFztAG8eRSV9hGtP--