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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 75DA6C433F5 for ; Wed, 6 Oct 2021 07:09:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 592156112D for ; Wed, 6 Oct 2021 07:09:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237429AbhJFHLH (ORCPT ); Wed, 6 Oct 2021 03:11:07 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47890 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229861AbhJFHLD (ORCPT ); Wed, 6 Oct 2021 03:11:03 -0400 Received: from mail-lf1-x129.google.com (mail-lf1-x129.google.com [IPv6:2a00:1450:4864:20::129]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D0B17C06174E for ; Wed, 6 Oct 2021 00:09:10 -0700 (PDT) Received: by mail-lf1-x129.google.com with SMTP id x27so6308126lfu.5 for ; Wed, 06 Oct 2021 00:09:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=NvXatvGat/zwzJqSmrQCEyhrxQWhLfa0q1L0IoYWuTg=; b=OUMXFkVRlHjmPfLG01X7bZWCgFjToKccbZtsyf9eZ8/OEK+CvHpiA5aPvlz2z9mRSD +ZKfg2U/a2An2ygd2VpvvsmPX7uCKkAC+Hxc41yuQTj+uePVLiOU+haODZ/ApYHH/8f2 3NtIrioLve9QELz1V3TrL3NotEHS9iQA8y4r+cJqKg9I7OGLndz+S6fBgkpjg+gxWis/ iblOzSOrQ8Yhakjl26lrMc4NPO5mWRL6Lu+Ut/JZLmsyhsPdF2RGgMFETpmAdABz0j4D Hk3mvPCK7lhVyyi3R3FFdaF92xiAeEqYtq86fH+kS+L6FtG3jJD0zGAJattBFE05YAj5 RNJQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=NvXatvGat/zwzJqSmrQCEyhrxQWhLfa0q1L0IoYWuTg=; b=vHmeaEehSiHGUJEPwo4dPp11g/AzpM9Q2WRixCSbDaN/Ynbxc/DbFYOqZbSCNsEnQI a1Wk3wi0abdeD8aLgAZCvIqeN1aaIPPgD6Bc7Qf0e9Lc5AoxaConPYkQ91tgoeK1xJye kT2ppckF5zDgAIN08QFNOlXr2gO9VCFNZy79pp+gg9YKOWzbXCFMjmxh0k8W95N24/S6 QAvapK9KTQgQ66eNFEU9XIHFvptrGwoYAnltBbzabMwFJ47yV30iT88H+W66PCpFNtXU Atq3UqLDsSTnjlbV/+p48KubSF6DMxmDjZ2VBk9xLQLX7V/O4Xn/QHjsAEdS1waOYGS1 Kmrg== X-Gm-Message-State: AOAM530UJE9rQXJbUhsiox1c/A1oDtvNY/dn80v0KHzfhT6bVA4Ifq+d w5deqjLSH6G8VjOxdiwK2tXa8Jy5HHa9XA== X-Google-Smtp-Source: ABdhPJwiWckAjDP0oEVOp7O6I+2xdWl6g3KHBDRUZLJcWAjzuNr4/EViv0KcghFJmprudeewbUSrZg== X-Received: by 2002:a05:6512:108f:: with SMTP id j15mr7531991lfg.337.1633504149074; Wed, 06 Oct 2021 00:09:09 -0700 (PDT) Received: from jade.ideon.se ([85.235.10.227]) by smtp.gmail.com with ESMTPSA id u15sm2381032lfl.20.2021.10.06.00.09.08 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 06 Oct 2021 00:09:08 -0700 (PDT) From: Jens Wiklander To: linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, op-tee@lists.trustedfirmware.org Cc: Sumit Garg , Sudeep Holla , Marc Bonnici , Jerome Forissier , sughosh.ganu@linaro.org, Jens Wiklander Subject: [PATCH v6 1/5] tee: add sec_world_id to struct tee_shm Date: Wed, 6 Oct 2021 09:08:58 +0200 Message-Id: <20211006070902.2531311-2-jens.wiklander@linaro.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20211006070902.2531311-1-jens.wiklander@linaro.org> References: <20211006070902.2531311-1-jens.wiklander@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Adds sec_world_id to struct tee_shm which describes a shared memory object. sec_world_id can be used by a driver to store an id assigned by secure world. Reviewed-by: Sumit Garg Signed-off-by: Jens Wiklander --- include/linux/tee_drv.h | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/include/linux/tee_drv.h b/include/linux/tee_drv.h index 3ebfea0781f1..a1f03461369b 100644 --- a/include/linux/tee_drv.h +++ b/include/linux/tee_drv.h @@ -197,7 +197,11 @@ int tee_session_calc_client_uuid(uuid_t *uuid, u32 connection_method, * @num_pages: number of locked pages * @dmabuf: dmabuf used to for exporting to user space * @flags: defined by TEE_SHM_* in tee_drv.h - * @id: unique id of a shared memory object on this device + * @id: unique id of a shared memory object on this device, shared + * with user space + * @sec_world_id: + * secure world assigned id of this shared memory object, not + * used by all drivers * * This pool is only supposed to be accessed directly from the TEE * subsystem and from drivers that implements their own shm pool manager. @@ -213,6 +217,7 @@ struct tee_shm { struct dma_buf *dmabuf; u32 flags; int id; + u64 sec_world_id; }; /** -- 2.31.1