Hi Denis, I love your patch! Perhaps something to improve:
[auto build test WARNING on net-next/master] url: https://github.com/0day-ci/linux/commits/Denis-Kirjanov/xen-networking-add-XDP-support-to-xen-netfront/20200626-194340 base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git 7bed14551659875e1cd23a7c0266394a29a773b3 config: arm64-randconfig-r021-20200624 (attached as .config) compiler: clang version 11.0.0 (https://github.com/llvm/llvm-project 6e11ed52057ffc39941cb2de6d93cae522db4782) 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 arm64 cross compiling tool for clang build # apt-get install binutils-aarch64-linux-gnu # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=arm64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <l...@intel.com> All warnings (new ones prefixed by >>): >> drivers/net/xen-netfront.c:1426:8: warning: format specifies type 'unsigned >> short' but the argument has type 'int' [-Wformat] headroom); ^~~~~~~~ 1 warning generated. vim +1426 drivers/net/xen-netfront.c 1417 1418 static int talk_to_netback_xdp(struct netfront_info *np, int xdp) 1419 { 1420 int err; 1421 int headroom; 1422 1423 headroom = xdp ? XDP_PACKET_HEADROOM : 0; 1424 err = xenbus_printf(XBT_NIL, np->xbdev->nodename, 1425 "xdp-headroom", "%hu", > 1426 headroom); 1427 if (err) 1428 pr_warn("Error writing xdp-headroom\n"); 1429 1430 return err; 1431 } 1432 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
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