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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 75704C77B7A for ; Wed, 7 Jun 2023 18:47:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232984AbjFGSri (ORCPT ); Wed, 7 Jun 2023 14:47:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57214 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232969AbjFGSre (ORCPT ); Wed, 7 Jun 2023 14:47:34 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 71CEE1BD0; Wed, 7 Jun 2023 11:47:33 -0700 (PDT) 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 062C863A8D; Wed, 7 Jun 2023 18:47:33 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id E0C80C433EF; Wed, 7 Jun 2023 18:47:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1686163652; bh=vckK3sx99kosm5tbvIBaok8NvWyioD245qpFlAjyDA0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=b1RC6AzKNy3Zfj98kfUZbqPI7XhChLNep8jfMn46y5w3aKM11t5F9BH6H+/YkuihA gry98AmB5xePHGueftzkGdLapKM8zath5y6zsq+xhS5K20gNKz6KXHuRuunfSwoGXD kTpVrjashEQRrnSn3FvO0qWWIqCtUfLcvS8Q+NEc= Date: Wed, 7 Jun 2023 20:47:29 +0200 From: Greg KH To: Ekansh Gupta Cc: srinivas.kandagatla@linaro.org, linux-arm-msm@vger.kernel.org, ekangupt@qti.qualcomm.com, linux-kernel@vger.kernel.org, fastrpc.upstream@qti.qualcomm.com, agross@kernel.org, andersson@kernel.org, konrad.dybcio@linaro.org, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, devicetree@vger.kernel.org Subject: Re: [RESEND PATCH v1 0/2] Privileged process support on remote subsystem Message-ID: <2023060722-zap-fiftieth-4323@gregkh> References: <1686155407-20054-1-git-send-email-quic_ekangupt@quicinc.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1686155407-20054-1-git-send-email-quic_ekangupt@quicinc.com> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Wed, Jun 07, 2023 at 10:00:05PM +0530, Ekansh Gupta wrote: > Add support to run remote user process as privileged on remote > subsystem. The privileged user process can be given prioritized > access to remote processor resources. This is achieved in kernel > based on the group ID of the process. The kernel will have a > pre-defined fastrpc group ID and if the process's group ID matches > with it, then the process is treated as a privileged process. This > information is sent to the remote processor during PD initialization > and the PD is treated as a privileged PD. > > Ekansh Gupta (2): > dt-bindings: misc: fastrpc: add fastrpc group IDs property > misc: fastrpc: detect privileged processes based on group ID > > .../devicetree/bindings/misc/qcom,fastrpc.yaml | 6 + > drivers/misc/fastrpc.c | 124 +++++++++++++++++++++ > 2 files changed, 130 insertions(+) > > -- > 2.7.4 > Why is this a RESEND? thanks, greg k-h