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 X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 05F5BC352BE for ; Fri, 17 Apr 2020 10:45:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id DA129221EC for ; Fri, 17 Apr 2020 10:45:14 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="YO8mOk7b" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729844AbgDQKpN (ORCPT ); Fri, 17 Apr 2020 06:45:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56946 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1729143AbgDQKpM (ORCPT ); Fri, 17 Apr 2020 06:45:12 -0400 Received: from mail-lf1-x143.google.com (mail-lf1-x143.google.com [IPv6:2a00:1450:4864:20::143]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 6E527C061A0C for ; Fri, 17 Apr 2020 03:45:10 -0700 (PDT) Received: by mail-lf1-x143.google.com with SMTP id u10so1414386lfo.8 for ; Fri, 17 Apr 2020 03:45:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=OOXAVYgcfazn+Kp2sijY0OnrpeLZ73nHGu/TeI4B9JM=; b=YO8mOk7biFYLUfcg+pBXN/b07QrhLpOFRIuoeii6jVnK1g7X+SuODzlcfs4dkpFdy1 0P2qzCVH0Svgual9NVDEzB4dJQskrRK6wf2GGkSfH2Ea4y4dQAuptukNHA36Rm+T5U2A ao9IsRvVc8cZDaNurdcapZNtmYo1RgAUlSTgh/ivR6tps7o6U6PbknpmN+xqWxF7QyVJ wPbwLfAog3NH6iV3FlECfBKZV5i6XtHLxItDMCtSjMS76wbTa2Je+TTAJNBDbWPaHhsN v4x0o3uX3dxW7oMQoQk+ubWyZBI4pFadJ3xUaCcH/6BdxH6iE988/ogAgwsvllZ7L2NL ZJkA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=OOXAVYgcfazn+Kp2sijY0OnrpeLZ73nHGu/TeI4B9JM=; b=kRS1CdGBq/oMrMRzUy9zPTnUGhfQ3NxZslXj++YumWcWxRJFYu2hlCIeMCSTEU3BeE Br5uLKXg51qz6aAtFLL1/AO/B99/jSMC5w7lYQqyq8KWidmC2a9r2me5+1ZgF4wfVDL/ 2HtS3sqbZfxLMhPucvZjhff5BQtKZXUIq/lWNlq/4TQ+wvNZgj1rI6q2PB49rY/it63P /RwhOj5Fn6k5fkfHQo2BjSv90GOZ5oPLBMmr1ERfXP1WwoNOth10ioFKPtNgO+BtixAr eqyigdXpD/lY0Oo3fvYerTtp1JFc2s2NCRDgyvUDaxLtFGiRe1I6OZi0ZBnNdaeFAHi/ b1CA== X-Gm-Message-State: AGi0PuaDCnXBWirqHkeLUxKVp4sMpKE8WCq9BygeYbwZm1NuRTa2AQeR R/ZwBUw4KLrAkdTkq9E93RrGTYqL9ETB9zcUs16z3Q== X-Google-Smtp-Source: APiQypKryf1TaEj6EY1h8Sc7BIdHwd0eVmA52KHCrRd7x7r2BQz298tBmlXWjjDTDtxsguXhNOckrNYZ/Zq5AOeq4UM= X-Received: by 2002:ac2:41d9:: with SMTP id d25mr1677099lfi.204.1587120308928; Fri, 17 Apr 2020 03:45:08 -0700 (PDT) MIME-Version: 1.0 References: <1585286988-10671-1-git-send-email-sumit.garg@linaro.org> In-Reply-To: <1585286988-10671-1-git-send-email-sumit.garg@linaro.org> From: Sumit Garg Date: Fri, 17 Apr 2020 16:14:57 +0530 Message-ID: Subject: Re: [PATCH v6 0/2] Enhance TEE kernel client interface To: Jens Wiklander Cc: "tee-dev @ lists . linaro . org" , Linux Kernel Mailing List , Jerome Forissier , Stuart Yoder , Daniel Thompson Content-Type: text/plain; charset="UTF-8" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Jens, On Fri, 27 Mar 2020 at 11:00, Sumit Garg wrote: > > Earlier this patch-set was part of TEE Trusted keys patch-set [1]. But > since these are completely independent enhancements for TEE kernel > client interface which can be merged separately while TEE Trusted keys > discussions are ongoing. > > Patch #1 enables support for registered kernel shared memory with TEE. > > Patch #2 enables support for private kernel login method required for > cases like trusted keys where we don't wan't user-space to directly > access TEE service. > > [1] https://lkml.org/lkml/2019/10/31/430 > > Changes in v6: > - Reserve only half of GP implementation defined range for kernel space. > > Changes in v5: > - Misc. renaming of variables. > > Sumit Garg (2): > tee: enable support to register kernel memory > tee: add private login method for kernel clients > In case we don't have any further comments, would you like to pick up these? -Sumit > drivers/tee/tee_core.c | 7 +++++++ > drivers/tee/tee_shm.c | 28 +++++++++++++++++++++++++--- > include/linux/tee_drv.h | 1 + > include/uapi/linux/tee.h | 9 +++++++++ > 4 files changed, 42 insertions(+), 3 deletions(-) > > -- > 2.7.4 >