From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by yocto-www.yoctoproject.org (Postfix, from userid 118) id 44600E009EF; Thu, 28 May 2015 07:09:07 -0700 (PDT) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on yocto-www.yoctoproject.org X-Spam-Level: X-Spam-Status: No, score=-2.7 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, FREEMAIL_FROM, RCVD_IN_DNSWL_LOW autolearn=ham version=3.3.1 X-Spam-HAM-Report: * 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider * (plyatov[at]gmail.com) * -0.7 RCVD_IN_DNSWL_LOW RBL: Sender listed at http://www.dnswl.org/, low * trust * [209.85.215.54 listed in list.dnswl.org] * -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% * [score: 0.0000] * -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's * domain * 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily * valid * -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature Received: from mail-la0-f54.google.com (mail-la0-f54.google.com [209.85.215.54]) by yocto-www.yoctoproject.org (Postfix) with ESMTP id BF964E009CC for ; Thu, 28 May 2015 07:09:03 -0700 (PDT) Received: by labko7 with SMTP id ko7so29142433lab.2 for ; Thu, 28 May 2015 07:09:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=message-id:date:from:reply-to:user-agent:mime-version:to:subject :references:in-reply-to:content-type:content-transfer-encoding; bh=pDVKsG5uhZ1ssD37COMu2JT5K1pTJQ1ktKink2Vh0rQ=; b=CqS5IfHMZkaqHNFKHsEH9fAqJEMRB+oKArfvxJeD5a9XEsm0L8N72ch+e8iV2UsYEI 0V0hDeJdiXVDk3RezI1Doi/hU3ZXIgPX/ks2lXJep7+wDMuIFYruN7rFHr1fltd4Gje3 ZKxQGrYx9RY2T3NUm8zJeVGIw8kRQ8DWn0ERTr+DFRu++LiP7TTHwiUbWQjdbt2GZkis tHAx+KIgUNpZggTVYkypVNgKVO3TbrTkChr72TV3axYhyvHrZf6+oXWUXf81/37niM05 AuKb1MIv4mK4iRUxROliq4c1KUV34kU1hXiCo65Q7A+k40yrRppDLI5ADe08MuGfTjFU A/KA== X-Received: by 10.152.6.69 with SMTP id y5mr3004050lay.72.1432822140878; Thu, 28 May 2015 07:09:00 -0700 (PDT) Received: from [192.168.1.12] ([185.9.184.41]) by mx.google.com with ESMTPSA id rp10sm574279lbb.8.2015.05.28.07.08.59 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 28 May 2015 07:09:00 -0700 (PDT) Message-ID: <5567217A.1030102@gmail.com> Date: Thu, 28 May 2015 17:08:58 +0300 From: Igor Plyatov User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 MIME-Version: 1.0 To: meta-freescale@yoctoproject.org References: <556718BF.7080309@gmail.com> <55671B07.70509@mlbassoc.com> In-Reply-To: <55671B07.70509@mlbassoc.com> Subject: Re: linux-3.8.5-rt2 does not work with GCC-4.8.2 and GCC-4.9.2 X-BeenThere: meta-freescale@yoctoproject.org X-Mailman-Version: 2.1.13 Precedence: list Reply-To: plyatov@gmail.com List-Id: Usage and development list for the meta-fsl-* layers List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 28 May 2015 14:09:07 -0000 Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit Dear Gary, thank you very much for help! Now kernel works. Best wishes! -- Igor Plyatov > On 2015-05-28 07:31, Igor Plyatov wrote: >> Dear all, >> >> My device is Voipac VMX51 machine based on i.MX51 CPU. >> >> Previously I use Poky-Dylan-9.0.2 and custom linux kernel 3.8.5 with >> Real Time patch 3.8.4-rt. >> Kernel works fine if it was compiled by GCC-4.5.3 (some very old >> OpenEmbedded) or GCC-4.7.2 (poky-dylan-9.0.2). >> >> At some moment I decided to upgrade onto Poky-Dizzy-12.0.0 or >> Poky-Fido-13.0.0, but encounter an issue with kernel operation. >> Kernel compiled by GCC-4.8.2 or GCC-4.9.2 simply does not work at >> all. No anyone message was printed at terminal after loading of >> kernel by boot-loader. >> >> To confirm issue, I intentionally compile same kernel source tree by >> hands with GCC-4.7.2 and it works fine. >> This is made by small script like following: >> >> PATH=$PATH:..../yocto-build-poky-dylan-9.0.2/tmp/sysroots/x86_64-linux/usr/bin/armv7a-vfp-neon-poky-linux-gnueabi >> >> "make ARCH=arm CROSS_COMPILE=arm-poky-linux-gnueabi-" >> >> Does somebody experience similar issues with kernel compiled by old >> and new compilers? >> >> Unfortunately I does not know a way how to resolve this issue with >> new compilers. >> Can you recommend how to resolve issue with compiler version in >> newest Poky? > > Check to make sure your kernel has these two patches applied > > >