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=-0.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS 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 57D4FC10F27 for ; Wed, 11 Mar 2020 14:56:24 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 193902071B for ; Wed, 11 Mar 2020 14:56:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="yhFVqmA0" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729950AbgCKO4X (ORCPT ); Wed, 11 Mar 2020 10:56:23 -0400 Received: from mail-io1-f67.google.com ([209.85.166.67]:39104 "EHLO mail-io1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729521AbgCKO4W (ORCPT ); Wed, 11 Mar 2020 10:56:22 -0400 Received: by mail-io1-f67.google.com with SMTP id c19so1125308ioo.6 for ; Wed, 11 Mar 2020 07:56:22 -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=zTBV1YV3MWdb88U2GtxQ8xdAPJhTSTNkra9Wzo0FSoA=; b=yhFVqmA0mw7SIwGb2k1318DO/Sz1xqmtBVpayL5T/+MNoLyYQdl3vvfkfx+OPKIGtp qJYYbXaUwpU9U98TivjFYmiOtDGC2eV1b265v+1iIeui+JMhHgZjPDX7v5/UOML/2nWB ziq+1Bwj/vp4XaeXepVoYGQROxMJ3mST/ruK+qQGdi1p9gbSGHcmAt3uBR8uW1T+GMTD eBmS5kBggJMafWBOTW53HwZ0JfsH4hP9QKqpAUHiVDB7rlRI+qOZHlzs7uc3XxOgbriv PAPLwTmnt2U6U1YsLIGsjQrvjoBdVG7qaoAceM1FbAd20h7vWQfAv1zLeytBo1iFSZr9 2+Fw== 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=zTBV1YV3MWdb88U2GtxQ8xdAPJhTSTNkra9Wzo0FSoA=; b=REunUJ+T1WB5XHtEkewzvSbAfpXoeWAhexauEOY44EjmTOulplZZALzPzrqdXHazvx veDyVhLts6jCqoxFwAlGPAawEMzFf98I5weCgbHlRYVqDr1BhOmzHDIqBcmi/LCv9QwF DnlbT4H3Vk3bq7fQ5YUp7SrpRjirSxKfVhg2GuAvOPFEdYpTyDq8waCKp5dzbXKe1cNc /wFQ8TVhdofctP8EeXbtWE6F9Bb/Z5Y1R00WY5v3pnVzFFF5a1B87QaRAZHKT7upCsDF E+4IpwYva/9LKDm7NFCPQhD04ATtmhpwb2GMwiPYpnL4yZFBRJ7FqtgnCRqms6ng0fWv ZW6A== X-Gm-Message-State: ANhLgQ3DRRpOQ6wQ4ejmaksroFj+YdQdPWsSntdoI5rtNqQzhiw+ZqiZ COVymc7yP5YKu0eupY4IqLS+BbaF3SnNHOCB8zwf9w== X-Google-Smtp-Source: ADFU+vuRW1nomFcPvzWBLuYgbUK8v9DGDA24FGpWP+NG9mIP2DDhnFVzli1dWdcisFuOO2nJlSp7fr/j3+8QHforTC8= X-Received: by 2002:a05:6602:2c89:: with SMTP id i9mr3294108iow.131.1583938581643; Wed, 11 Mar 2020 07:56:21 -0700 (PDT) MIME-Version: 1.0 References: <1583924072-20648-1-git-send-email-loic.pallardy@st.com> In-Reply-To: <1583924072-20648-1-git-send-email-loic.pallardy@st.com> From: Mathieu Poirier Date: Wed, 11 Mar 2020 08:56:08 -0600 Message-ID: Subject: Re: [RFC 0/2] Allow client to recover crashed processor To: Loic Pallardy Cc: Bjorn Andersson , Ohad Ben-Cohen , linux-remoteproc , Linux Kernel Mailing List , Arnaud POULIQUEN , Benjamin Gaignard , Fabien DESSENNE , Suman Anna 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 On Wed, 11 Mar 2020 at 04:54, Loic Pallardy wrote: > > The following 2 patches propose some changes to allow user space > client to shutdown and restart a crashed co-processor. > This is required when auto recovery is disabled at framework level or > when auto recovery procedure failed. > > Sent as RFC as may be part of Mathieu's proposal for early boot/late > attach support Perfect timing - thanks for sending those out. Mathieu > > Loic Pallardy (2): > remoteproc: sysfs: authorize rproc shutdown when rproc is crashed > remoteproc: core: keep rproc in crash state in case of recovery > failure > > drivers/remoteproc/remoteproc_core.c | 8 +++++++- > drivers/remoteproc/remoteproc_sysfs.c | 2 +- > 2 files changed, 8 insertions(+), 2 deletions(-) > > -- > 2.7.4 >