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[115.64.237.195]) by smtp.gmail.com with ESMTPSA id l1sm55116337pgo.13.2019.04.12.23.01.56 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 12 Apr 2019 23:01:57 -0700 (PDT) Date: Sat, 13 Apr 2019 16:01:51 +1000 From: Nicholas Piggin Subject: Re: [PATCH v9 2/2] powerpc/64s: KVM update for reimplement book3s idle code in C To: kbuild test robot References: <20190412143053.18567-2-npiggin@gmail.com> <201904131032.tgFf8rgW%lkp@intel.com> In-Reply-To: <201904131032.tgFf8rgW%lkp@intel.com> MIME-Version: 1.0 User-Agent: astroid/0.14.0 (https://github.com/astroidmail/astroid) Message-Id: <1555135200.ppqz3puh5j.astroid@bobo.none> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Gautham R . Shenoy" , linuxppc-dev@lists.ozlabs.org, kbuild-all@01.org, kvm-ppc@vger.kernel.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" kbuild test robot's on April 13, 2019 12:51 pm: > Hi Nicholas, >=20 > I love your patch! Yet something to improve: >=20 > [auto build test ERROR on powerpc/next] > [also build test ERROR on v5.1-rc4 next-20190412] > [if your patch is applied to the wrong git tree, please drop us a note to= help improve the system] >=20 > url: https://github.com/0day-ci/linux/commits/Nicholas-Piggin/powerpc-= 64s-reimplement-book3s-idle-code-in-C/20190413-002437 > base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git= next > config: powerpc-defconfig (attached as .config) > compiler: powerpc64-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0 > reproduce: > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbi= n/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # save the attached .config to linux build tree > GCC_VERSION=3D7.2.0 make.cross ARCH=3Dpowerpc=20 >=20 > All errors (new ones prefixed by >>): >=20 > powerpc64-linux-gnu-ld: warning: orphan section `.gnu.hash' from `link= er stubs' being placed in section `.gnu.hash'. > arch/powerpc/platforms/powernv/idle.o: In function `.pnv_cpu_offline': >>> (.text+0x1900): undefined reference to `.idle_kvm_start_guest' Argh, it took me longer than I'd like to admit to work this out. I'm ELFv1-illiterate. Replacing .globl with _GLOBAL seems to fix it. I'll roll that into the next patch. Thanks, Nick =