Hi Dan, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 67944024c1cdd897e49a09b0d6af3ea38d1388ca commit: d2c0f041e1bb1260629ecea2161adb9778945aa3 libnvdimm, pfn, pmem: allocate memmap array in persistent memory date: 7 weeks ago config: ia64-allyesconfig (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 git checkout d2c0f041e1bb1260629ecea2161adb9778945aa3 # save the attached .config to linux build tree make.cross ARCH=ia64 All errors (new ones prefixed by >>): drivers/nvdimm/pmem.c: In function 'nvdimm_namespace_attach_pfn': >> drivers/nvdimm/pmem.c:367:3: error: implicit declaration of function '__phys_to_pfn' [-Werror=implicit-function-declaration] .base_pfn = __phys_to_pfn(nsio->res.start), ^ cc1: some warnings being treated as errors vim +/__phys_to_pfn +367 drivers/nvdimm/pmem.c 361 struct vmem_altmap *altmap; 362 struct nd_pfn_sb *pfn_sb; 363 struct pmem_device *pmem; 364 phys_addr_t offset; 365 int rc; 366 struct vmem_altmap __altmap = { > 367 .base_pfn = __phys_to_pfn(nsio->res.start), 368 .reserve = __phys_to_pfn(SZ_8K), 369 }; 370 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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