From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail1.windriver.com (mail1.windriver.com [147.11.146.13]) by mail.openembedded.org (Postfix) with ESMTP id 1E4D26E26F for ; Tue, 10 Dec 2013 02:25:31 +0000 (UTC) Received: from ALA-HCA.corp.ad.wrs.com (ala-hca.corp.ad.wrs.com [147.11.189.40]) by mail1.windriver.com (8.14.5/8.14.5) with ESMTP id rBA2PReM025355 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=FAIL); Mon, 9 Dec 2013 18:25:27 -0800 (PST) Received: from [128.224.162.213] (128.224.162.213) by ALA-HCA.corp.ad.wrs.com (147.11.189.50) with Microsoft SMTP Server (TLS) id 14.2.347.0; Mon, 9 Dec 2013 18:25:28 -0800 Message-ID: <52A67BC9.4040902@windriver.com> Date: Tue, 10 Dec 2013 10:26:17 +0800 From: ChenQi User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130804 Thunderbird/17.0.8 MIME-Version: 1.0 To: Andrea Adami References: In-Reply-To: X-Originating-IP: [128.224.162.213] Cc: Otavio Salvador , Patches and discussions about the oe-core layer Subject: Re: [PATCH 1/1] image.bbclass: default USE_DEVFS to '1' X-BeenThere: openembedded-core@lists.openembedded.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Patches and discussions about the oe-core layer List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 10 Dec 2013 02:25:31 -0000 Content-Type: text/plain; charset="ISO-8859-1"; format=flowed Content-Transfer-Encoding: 7bit On 12/09/2013 09:52 PM, Andrea Adami wrote: > On Mon, Dec 9, 2013 at 12:52 PM, Otavio Salvador > wrote: >> Hello, >> >> I agree with the commit but ... >> >> On Mon, Dec 9, 2013 at 1:17 AM, wrote: >>> From: Chen Qi >>> >>> Default USE_DEVFS to "1" so that the `makedevs' command is not run >>> at rootfs time by default. There are mainly two reasons to do so. >>> 1. This will fix a build failure with initramfs-kexecboot-klibc-image. >> Can you elaborate this error? is it something we can/should fix? >> >>> 2. Most of our images use a filesystem over /dev. Most of the time, it's >>> just devtmpfs. So we actually are using a filesystem over /dev. >>> >>> Signed-off-by: Chen Qi >>> --- >>> meta/classes/image.bbclass | 2 +- >>> 1 file changed, 1 insertion(+), 1 deletion(-) >>> >>> diff --git a/meta/classes/image.bbclass b/meta/classes/image.bbclass >>> index cc65e35..b8bd462 100644 >>> --- a/meta/classes/image.bbclass >>> +++ b/meta/classes/image.bbclass >>> @@ -77,7 +77,7 @@ PACKAGE_INSTALL_ATTEMPTONLY ?= "${FEATURE_INSTALL_OPTIONAL}" >>> # Images are generally built explicitly, do not need to be part of world. >>> EXCLUDE_FROM_WORLD = "1" >>> >>> -USE_DEVFS ?= "0" >>> +USE_DEVFS ?= "1" >>> >>> PID = "${@os.getpid()}" >>> >>> -- >>> 1.7.9.5 >>> >>> _______________________________________________ >>> Openembedded-core mailing list >>> Openembedded-core@lists.openembedded.org >>> http://lists.openembedded.org/mailman/listinfo/openembedded-core >> >> >> -- >> Otavio Salvador O.S. Systems >> http://www.ossystems.com.br http://code.ossystems.com.br >> Mobile: +55 (53) 9981-7854 Mobile: +1 (347) 903-9750 >> _______________________________________________ >> Openembedded-core mailing list >> Openembedded-core@lists.openembedded.org >> http://lists.openembedded.org/mailman/listinfo/openembedded-core > > The underlying issue here is the extra pass of makedevs " makedevs: > No entry for root in search list " > > At first I could not understand why that was *not* happening on my > builds then I realized we set > IMAGE_DEVICE_TABLES = "" in our machine.conf because we use devtmpfs > for all images. > > qemux86 does instead inherit the default setting of image.bbclass so > it uses "files/device_table-minimal.txt" > > > Cheers > > Andrea > > Thanks for you extra information. Best Regards, Chen Qi