Hi Dave, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on tip/auto-latest] [also build test WARNING on next-20180403] [cannot apply to tip/x86/core v4.16] [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/Dave-Hansen/Use-global-pages-with-PTI/20180404-135611 reproduce: # apt-get install sparse make ARCH=x86_64 allmodconfig make C=1 CF=-D__CHECK_ENDIAN__ sparse warnings: (new ones prefixed by >>) >> arch/x86/mm/pti.c:286:1: sparse: symbol 'pti_clone_pmds' was not declared. Should it be static? arch/x86/mm/pti.c:439:6: sparse: symbol 'pti_set_kernel_image_nonglobal' was not declared. Should it be static? Please review and possibly fold the followup patch. --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation