Hi Christophe, [auto build test ERROR on powerpc/next] [also build test ERROR on v4.5-rc2 next-20160205] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system] url: https://github.com/0day-ci/linux/commits/Christophe-Leroy/powerpc-8xx-Use-large-pages-for-RAM-and-IMMR-and-other-improvments/20160204-071322 base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next config: powerpc-ppc64e_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/mm/fsl_booke_mmu.c:78:13: error: redefinition of 'v_block_mapped' phys_addr_t v_block_mapped(unsigned long va) ^ In file included from arch/powerpc/mm/fsl_booke_mmu.c:57:0: arch/powerpc/mm/mmu_decl.h:168:27: note: previous definition of 'v_block_mapped' was here static inline phys_addr_t v_block_mapped(unsigned long va) { return 0; } ^ >> arch/powerpc/mm/fsl_booke_mmu.c:90:15: error: redefinition of 'p_block_mapped' unsigned long p_block_mapped(phys_addr_t pa) ^ In file included from arch/powerpc/mm/fsl_booke_mmu.c:57:0: arch/powerpc/mm/mmu_decl.h:169:29: note: previous definition of 'p_block_mapped' was here static inline unsigned long p_block_mapped(phys_addr_t pa) { return 0; } ^ vim +/v_block_mapped +78 arch/powerpc/mm/fsl_booke_mmu.c 72 return tlbcam_addrs[idx].limit - tlbcam_addrs[idx].start + 1; 73 } 74 75 /* 76 * Return PA for this VA if it is mapped by a CAM, or 0 77 */ > 78 phys_addr_t v_block_mapped(unsigned long va) 79 { 80 int b; 81 for (b = 0; b < tlbcam_index; ++b) 82 if (va >= tlbcam_addrs[b].start && va < tlbcam_addrs[b].limit) 83 return tlbcam_addrs[b].phys + (va - tlbcam_addrs[b].start); 84 return 0; 85 } 86 87 /* 88 * Return VA for a given PA or 0 if not mapped 89 */ > 90 unsigned long p_block_mapped(phys_addr_t pa) 91 { 92 int b; 93 for (b = 0; b < tlbcam_index; ++b) --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation