Hi Suresh, [auto build test ERROR on kvm/linux-next -- if it's inappropriate base, please suggest rules for selecting the more suitable base] url: https://github.com/0day-ci/linux/commits/Suresh-Warrier/KVM-PPC-Book3S-HV-Optimize-wakeup-VCPU-from-H_IPI/20151030-081329 config: powerpc-defconfig (attached as .config) reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=powerpc All errors (new ones prefixed by >>): arch/powerpc/kvm/book3s_hv_rm_xics.c: In function 'icp_rm_set_vcpu_irq': >> arch/powerpc/kvm/book3s_hv_rm_xics.c:142:4: error: implicit declaration of function 'smp_muxed_ipi_rm_message_pass' [-Werror=implicit-function-declaration] smp_muxed_ipi_rm_message_pass(hcpu, ^ arch/powerpc/kvm/book3s_hv_rm_xics.c:143:7: error: 'PPC_MSG_RM_HOST_ACTION' undeclared (first use in this function) PPC_MSG_RM_HOST_ACTION); ^ arch/powerpc/kvm/book3s_hv_rm_xics.c:143:7: note: each undeclared identifier is reported only once for each function it appears in cc1: all warnings being treated as errors vim +/smp_muxed_ipi_rm_message_pass +142 arch/powerpc/kvm/book3s_hv_rm_xics.c 136 hcore = -1; 137 if (kvmppc_host_rm_ops_hv) 138 hcore = find_available_hostcore(XICS_RM_KICK_VCPU); 139 if (hcore != -1) { 140 hcpu = hcore << threads_shift; 141 kvmppc_host_rm_ops_hv->rm_core[hcore].rm_data = vcpu; > 142 smp_muxed_ipi_rm_message_pass(hcpu, 143 PPC_MSG_RM_HOST_ACTION); 144 } else { 145 this_icp->rm_action |= XICS_RM_KICK_VCPU; --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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