From mboxrd@z Thu Jan 1 00:00:00 1970 X-GM-THRID: 6516773995002462208 X-Received: by 10.28.87.5 with SMTP id l5mr702579wmb.23.1517574931828; Fri, 02 Feb 2018 04:35:31 -0800 (PST) X-BeenThere: isar-users@googlegroups.com Received: by 10.28.47.71 with SMTP id v68ls324793wmv.6.gmail; Fri, 02 Feb 2018 04:35:31 -0800 (PST) X-Google-Smtp-Source: AH8x226E5JfZJxSq0RwJCximPkLeSBj+06jaSR3/cr9n8Xmldynl0h3xw5mWGBox75XPzZrxCzCJ X-Received: by 10.28.1.2 with SMTP id 2mr1353914wmb.5.1517574931268; Fri, 02 Feb 2018 04:35:31 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1517574931; cv=none; d=google.com; s=arc-20160816; b=T7v/V7/oRDbhLbSxkyDBH8VPBRxX8orWdnD++0RzerB/ltDYR8JCfHXBd+t0AOluTE 0a5FeZcU6ZHPEGb1uyN9h4PHYOsCBWn4eNPqA05yCuRRDSiDUXKXF6u6NK0ZDKhOZZXN yvw+/k/OQewwbOhOSzHl5251fY5EG2fxwuhg2+KqgmP0oz+V8Mq4gpPbVPq216yAN412 sLvTWCgc/tPhWrhXnM1bHWRh2xPBoZqt6ghXBCIaah4hM8bJodIf1FKderf4p1fbviBo lRlq4RJVgh3ueZwe8KyaL44SRwYhnEOy/5R6SY424ZGkE67wwOV1QcnsYbjF3Y068ThV J71g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:content-language:in-reply-to:mime-version :user-agent:date:message-id:from:references:cc:to:subject :arc-authentication-results; bh=g5lvMsMsuXkfx2RwUOtS3ZLAZf1ssfsEZV0XKM3tk8o=; b=if1U95a8L7cC9eWXGFcSzeG7F4TZXnvNpg5/VLBYhE+NHFJm/oOPjYNtQ0I0sIyAF1 jgKPx8STmjYueKA60K9wKUtd+V82xQu1Ajxx/36cfWIaKezV7E5ACjsdE0OXVFVPLHsp 15F3qAoQoJ1fRn2k3isfOR0H6VVcqrcfKPmrQkFCd37RO9I07/jZ8V8mOZ69crwMc+g+ eTSRifQPsOqfKfGy99laOYo/E2iRtuC7rDVU1W29MAj0krbxxR4lmpMM6odI8QuC3Kt5 gt9pCnHsKBGDFh6KoXqdFJ/6K+VvKeMWouT7iUBnt5NSi9yz4jAXPjzWYKkulF/tPyDj af3g== ARC-Authentication-Results: i=1; gmr-mx.google.com; spf=pass (google.com: domain of jan.kiszka@siemens.com designates 192.35.17.2 as permitted sender) smtp.mailfrom=jan.kiszka@siemens.com Return-Path: Received: from thoth.sbs.de (thoth.sbs.de. [192.35.17.2]) by gmr-mx.google.com with ESMTPS id j65si103906wmj.0.2018.02.02.04.35.31 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 02 Feb 2018 04:35:31 -0800 (PST) Received-SPF: pass (google.com: domain of jan.kiszka@siemens.com designates 192.35.17.2 as permitted sender) client-ip=192.35.17.2; Authentication-Results: gmr-mx.google.com; spf=pass (google.com: domain of jan.kiszka@siemens.com designates 192.35.17.2 as permitted sender) smtp.mailfrom=jan.kiszka@siemens.com Received: from mail1.siemens.de (mail1.siemens.de [139.23.33.14]) by thoth.sbs.de (8.15.2/8.15.2) with ESMTPS id w12CZU4P030597 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 2 Feb 2018 13:35:30 +0100 Received: from [167.87.37.56] ([167.87.37.56]) by mail1.siemens.de (8.15.2/8.15.2) with ESMTP id w12CZUt7031658; Fri, 2 Feb 2018 13:35:30 +0100 Subject: Re: [PATCH] Install /dev/null in rootfs To: Alexander Smirnov , Henning Schild , Baurzhan Ismagulov Cc: isar-users References: <14fbc8f0-b5dd-afd0-bd73-1592f6ee05ca@siemens.com> <20180130124417.130d5b4c@mmd1pvb1c.ad001.siemens.net> From: Jan Kiszka Message-ID: Date: Fri, 2 Feb 2018 13:35:29 +0100 User-Agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-TUID: pTRPjsSIaGFl On 2018-02-02 13:19, Alexander Smirnov wrote: > On 01/30/2018 02:44 PM, Henning Schild wrote: >> Good catch, >> >> but that and the other mknods makes we wonder why wo do not just >> bind-mount /dev. And while we are at it also /sys. >> >> /dev /proc and /sys are known to be usually required for a working >> system. Is there a reason to not just mount all three of them? >> Otherwise it seems like this patch is just another one in a long series >> of mknod patches. >> > > I'm also thinking in this way, especially because now we have robust > mechanism how to unmount everything after build finished/stopped via > events. So I propose the following plan: > >  - Update bitbake >  - Merge isar-apt with events >  - Rework /proc,/dev mounting to fix this issue Sounds like a plan. Let me know where I may help. Jan -- Siemens AG, Corporate Technology, CT RDA IOT SES-DE Corporate Competence Center Embedded Linux