Hi Roger, Thank you for the patch! Yet something to improve:
[auto build test ERROR on xen-tip/linux-next] [also build test ERROR on linux/master hnaz-linux-mm/master linus/master v5.9-rc3] [cannot apply to next-20200828] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Roger-Pau-Monne/xen-balloon-fixes-for-memory-hotplug/20200901-163414 base: https://git.kernel.org/pub/scm/linux/kernel/git/xen/tip.git linux-next config: x86_64-randconfig-a011-20200901 (attached as .config) compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project c10e63677f5d20f18010f8f68c631ddc97546f7d) 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 # install x86_64 cross compiling tool for clang build # apt-get install binutils-x86-64-linux-gnu # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> All errors (new ones prefixed by >>): >> drivers/xen/unpopulated-alloc.c:42:8: error: implicit declaration of >> function 'memory_add_physaddr_to_nid' >> [-Werror,-Wimplicit-function-declaration] nid = memory_add_physaddr_to_nid(pgmap->res.start); ^ 1 error generated. # https://github.com/0day-ci/linux/commit/b66f7f6a65710bd99d21d22f52fa5bc46636d425 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Roger-Pau-Monne/xen-balloon-fixes-for-memory-hotplug/20200901-163414 git checkout b66f7f6a65710bd99d21d22f52fa5bc46636d425 vim +/memory_add_physaddr_to_nid +42 drivers/xen/unpopulated-alloc.c 17 18 static int fill_list(unsigned int nr_pages) 19 { 20 struct dev_pagemap *pgmap; 21 void *vaddr; 22 unsigned int i, alloc_pages = round_up(nr_pages, PAGES_PER_SECTION); 23 int nid, ret; 24 25 pgmap = kzalloc(sizeof(*pgmap), GFP_KERNEL); 26 if (!pgmap) 27 return -ENOMEM; 28 29 pgmap->type = MEMORY_DEVICE_GENERIC; 30 pgmap->res.name = "Xen scratch"; 31 pgmap->res.flags = IORESOURCE_MEM | IORESOURCE_BUSY; 32 33 ret = allocate_resource(&iomem_resource, &pgmap->res, 34 alloc_pages * PAGE_SIZE, 0, -1, 35 PAGES_PER_SECTION * PAGE_SIZE, NULL, NULL); 36 if (ret < 0) { 37 pr_err("Cannot allocate new IOMEM resource\n"); 38 kfree(pgmap); 39 return ret; 40 } 41 > 42 nid = memory_add_physaddr_to_nid(pgmap->res.start); 43 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
.config.gz
Description: application/gzip
