Messages in this thread |  | | Date | Wed, 22 Aug 2018 07:07:22 +0800 | From | kbuild test robot <> | Subject | Re: [PATCH v3 2/2] hugetlb: take PMD sharing into account when flushing tlb/caches |
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Hi Mike,
I love your patch! Yet something to improve:
[auto build test ERROR on linus/master] [also build test ERROR on v4.18 next-20180821] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Mike-Kravetz/huge_pmd_unshare-migration-and-flushing/20180822-050255 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/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree GCC_VERSION=7.2.0 make.cross ARCH=powerpc
All errors (new ones prefixed by >>):
powerpc64-linux-gnu-ld: warning: orphan section `.gnu.hash' from `linker stubs' being placed in section `.gnu.hash'. mm/rmap.o: In function `.try_to_unmap_one': rmap.c:(.text+0x2468): undefined reference to `.huge_pmd_sharing_possible' mm/hugetlb.o: In function `.__unmap_hugepage_range': >> (.text+0x6834): undefined reference to `.huge_pmd_sharing_possible' mm/hugetlb.o: In function `.unmap_hugepage_range': (.text+0x6de8): undefined reference to `.huge_pmd_sharing_possible' mm/hugetlb.o: In function `.hugetlb_change_protection': (.text+0x91bc): undefined reference to `.huge_pmd_sharing_possible'
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