Hi Wang, [auto build test ERROR on btrfs/next] [also build test ERROR on next-20160114] [cannot apply to v4.4] [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/Qu-Wenruo/btrfs-dedup-Introduce-dedup-framework-and-its-header/20160114-140449 base: https://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs.git next config: s390-gcov_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=s390 Note: the linux-review/Qu-Wenruo/btrfs-dedup-Introduce-dedup-framework-and-its-header/20160114-140449 HEAD 32b59e8e273105ae1025de27a5e2d47d7e2191e4 builds fine. It only hurts bisectibility. All errors (new ones prefixed by >>): fs/built-in.o: In function `btrfs_dedup_enable': >> fs/btrfs/dedup.c:52: undefined reference to `btrfs_dedup_disable' vim +52 fs/btrfs/dedup.c 46 dedup_info = fs_info->dedup_info; 47 48 /* Check if we are re-enable for different dedup config */ 49 if (dedup_info->blocksize != blocksize || 50 dedup_info->hash_type != type || 51 dedup_info->backend != backend) { > 52 btrfs_dedup_disable(fs_info); 53 goto enable; 54 } 55 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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