1:41 a.m.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: b3a3cbdec55b090d22a09f75efb7c7d34cb97f25
commit: 3d7746bea92530e8695258a3cf3ddec7a135edd6 [3231/3956] x86/xen: Fix
xen_hvm_smp_init() when vector callback not available
config: x86_64-randconfig-r021-20210115 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project
5b42fd8dd4e7e29125a09a41a33af7c9cb57d144)
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
#
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commi...
git remote add linux-next
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git fetch --no-tags linux-next master
git checkout 3d7746bea92530e8695258a3cf3ddec7a135edd6
# 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 <lkp(a)intel.com>
All errors (new ones prefixed by >>):
> arch/x86/xen/smp_hvm.c:77:3: error: use of undeclared identifier
'nopvspin'
nopvspin = true;
^
1 error generated.
vim +/nopvspin +77 arch/x86/xen/smp_hvm.c
68
69 void __init xen_hvm_smp_init(void)
70 {
71 smp_ops.smp_prepare_boot_cpu = xen_hvm_smp_prepare_boot_cpu;
72 smp_ops.smp_prepare_cpus = xen_hvm_smp_prepare_cpus;
73 smp_ops.smp_cpus_done = xen_smp_cpus_done;
74 smp_ops.cpu_die = xen_hvm_cpu_die;
75
76 if (!xen_have_vector_callback) {
77 nopvspin = true;
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org