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Wed, 09 Mar 2022 06:51:55 +0000 Date: Wed, 9 Mar 2022 14:51:00 +0800 From: kernel test robot To: Laura Abbott Cc: kbuild-all@lists.01.org, GNU/Weeb Mailing List , linux-kernel@vger.kernel.org, Saravana Kannan , Patrick Daly , Mark Salyzyn Subject: [ammarfaizi2-block:google/android/kernel/common/android-4.19-stable 551/9999] arch/arm64/mm/mmu.c:80:13: warning: no previous prototype for 'dma_contiguous_early_fixup' Message-ID: <202203091423.BhhlT2nM-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://github.com/ammarfaizi2/linux-block google/android/kernel/common/android-4.19-stable head: 3fba6c6e70994eff4dcc5be475c9d2bd3848b83d commit: 0a85ff1b796eade4d8867982209c5cba8078b940 [551/9999] ANDROID: GKI: arm64: Support early fixup for CMA config: arm64-randconfig-r033-20220308 (https://download.01.org/0day-ci/archive/20220309/202203091423.BhhlT2nM-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/ammarfaizi2/linux-block/commit/0a85ff1b796eade4d8867982209c5cba8078b940 git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block google/android/kernel/common/android-4.19-stable git checkout 0a85ff1b796eade4d8867982209c5cba8078b940 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> arch/arm64/mm/mmu.c:80:13: warning: no previous prototype for 'dma_contiguous_early_fixup' [-Wmissing-prototypes] 80 | void __init dma_contiguous_early_fixup(phys_addr_t base, unsigned long size) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ arch/arm64/mm/mmu.c:806:6: warning: no previous prototype for 'vmemmap_free' [-Wmissing-prototypes] 806 | void vmemmap_free(unsigned long start, unsigned long end, | ^~~~~~~~~~~~ arch/arm64/mm/mmu.c:969:12: warning: no previous prototype for 'arch_ioremap_p4d_supported' [-Wmissing-prototypes] 969 | int __init arch_ioremap_p4d_supported(void) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/dma_contiguous_early_fixup +80 arch/arm64/mm/mmu.c 79 > 80 void __init dma_contiguous_early_fixup(phys_addr_t base, unsigned long size) 81 { 82 if (dma_mmu_remap_num >= ARRAY_SIZE(dma_mmu_remap)) { 83 pr_err("ARM64: Not enough slots for DMA fixup reserved regions!\n"); 84 return; 85 } 86 dma_mmu_remap[dma_mmu_remap_num].base = base; 87 dma_mmu_remap[dma_mmu_remap_num].size = size; 88 dma_mmu_remap_num++; 89 } 90 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org