From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from vms173017pub.verizon.net (vms173017pub.verizon.net [206.46.173.17]) by yocto-www.yoctoproject.org (Postfix) with ESMTP id 48A0EE00C1B for ; Thu, 17 Apr 2014 12:11:05 -0700 (PDT) Received: from gandalf.denix.org ([unknown] [71.191.205.189]) by vms173017.mailsrvcs.net (Sun Java(tm) System Messaging Server 7u2-7.02 32bit (built Apr 16 2009)) with ESMTPA id <0N46005OJVXUDI40@vms173017.mailsrvcs.net> for yocto@yoctoproject.org; Thu, 17 Apr 2014 14:10:58 -0500 (CDT) Received: by gandalf.denix.org (Postfix, from userid 1000) id 63E83201BF; Thu, 17 Apr 2014 15:10:42 -0400 (EDT) Date: Thu, 17 Apr 2014 15:10:42 -0400 From: Denys Dmytriyenko To: Gary Thomas Message-id: <20140417191042.GK11339@denix.org> References: <534C0415.20701@mlbassoc.com> <3130526.9zUpmp9SKQ@peggleto-mobl5.ger.corp.intel.com> <20140415162639.GC11339@denix.org> <16254891.OyPbf7clBT@peggleto-mobl5.ger.corp.intel.com> <20140415171601.GD11339@denix.org> <20140415174112.GE11339@denix.org> <20140415194307.GG11339@denix.org> <534DBB9E.2030608@mlbassoc.com> MIME-version: 1.0 In-reply-to: <534DBB9E.2030608@mlbassoc.com> User-Agent: Mutt/1.5.20 (2009-06-14) Cc: yocto@yoctoproject.org Subject: Re: BBB doesn't boot X-BeenThere: yocto@yoctoproject.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Discussion of all things Yocto Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 17 Apr 2014 19:11:06 -0000 Content-type: text/plain; charset=us-ascii Content-disposition: inline On Tue, Apr 15, 2014 at 05:07:10PM -0600, Gary Thomas wrote: > On 2014-04-15 13:43, Denys Dmytriyenko wrote: > > On Tue, Apr 15, 2014 at 01:41:12PM -0400, Denys Dmytriyenko wrote: > >>>>>> Some other things I tried with a "long" TMPDIR path (note that it's the > >>>>>> TMPDIR path that makes the difference - in my tests I've been using > >>>>>> /home/paul/poky/build2/much/longer/path/to/tmp). None of this helped: > >>>>>> > >>>>>> * kernel built with gcc 4.7.2 and binutils 2.23.2 > >>>>>> * u-boot built with gcc 4.7.2 and binutils 2.23.2 > >>>>>> * u-boot from http://downloads.angstrom-distribution.org/demo/beaglebone/ > >>>>>> * earlyprintk and CONFIG_DEBUG_LL - no additional output printed > >>>>>> > >>>>>> I think we're now at the point where we'd benefit from someone with better > >>>>>> knowledge debugging the issue. > >>>>> > >>>>> Ok, should we expand the search area? Since this is supposed to be vanilla > >>>>> 3.14 kernel, can we try other platforms and see if they are similarly > >>>>> affected? I'll try pinging our kernel guys for any ideas... > >>>> > >>>> As far as I know it has only been observed with beaglebone (both white and > >>>> black, if it makes a difference). FWIW, qemuarm images from the autobuilder > >>>> boot just fine, and apparently the same is true of edgerouter (different > >>>> architecture but also uses u-boot). > >>> > >>> But do those other platforms use uImage or zImage? > > > > I don't yet know what is going on, but building in the same directory with > > sources (B = S) makes it work regarless of the path length: > > > > /OE/RAM/poky-111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111111/22222222222222222222222222222222222222222222222222222222222222222222/3333333333333333333333333333333333333333333333333333/tmp/work/beaglebone-poky-linux-gnueabi/linux-yocto/3.14+gitAUTOINC+928d7b2dda_0143c6ebb4-r0/linux > > > > So, I just commented out setting kernel-specific B in linux-yocto.inc and any > > kernel now boots with long path: > > > > #B = "${WORKDIR}/linux-${PACKAGE_ARCH}-${LINUX_KERNEL_TYPE}-build" > > > > I'm copying Richard and Bruce directly to see if they may have a quick insight > > and/or accept it as a workaround for the release. I'll keep digging further, > > but if anyone cares to verify the above workaround works for them, I would > > appreciate. Thanks! > > > > Verified - I rebuilt the kernel in a working tree with a longer > path (one in fact that had failed before) and it boots fine. > > Wonder what ${B} != ${S} is doing wacky...? Gary, et al, I've just submitted a patch to oe-core and yocto MLs that fixes this issue - could you please test it in your setup and confirm? Thanks! -- Denys