Re: [PATCH bpf-next 1/2] net/smc: Introduce BPF injection capability for SMC

kernel test robot
2023-02-21T11:31:13Z

Hi Wythe,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on bpf-next/master]

url: https://github.com/intel-lab-lkp/linux/commits/D-Wythe/net-smc-Introduce-BPF-injection-capability-for-SMC/20230221-155712
base: https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git master
patch link: https://lore.kernel.org/r/1676966191-47736-2-git-send-email-alibuda%40linux.alibaba.com
patch subject: [PATCH bpf-next 1/2] net/smc: Introduce BPF injection capability for SMC
config: i386-randconfig-a013-20230220 (https://download.01.org/0day-ci/archive/20230221/202302211908.BgagxpRo-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
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
# https://github.com/intel-lab-lkp/linux/commit/e2b31aece49068d7a07ca4bbd5fbdbd92f45a25e
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review D-Wythe/net-smc-Introduce-BPF-injection-capability-for-SMC/20230221-155712
git checkout e2b31aece49068d7a07ca4bbd5fbdbd92f45a25e
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash net/

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202302211908.BgagxpRo-lkp@intel.com/

All errors (new ones prefixed by >>):

>> net/smc/bpf_smc_struct_ops.c:61:33: error: use of undeclared identifier 'BTF_SMC_TYPE_MAX'; did you mean 'BTF_SMC_TYPE_SOCK'?
BTF_ID_LIST_GLOBAL(btf_smc_ids, BTF_SMC_TYPE_MAX)
^~~~~~~~~~~~~~~~
BTF_SMC_TYPE_SOCK
include/linux/btf_ids.h:211:61: note: expanded from macro 'BTF_ID_LIST_GLOBAL'
#define BTF_ID_LIST_GLOBAL(name, n) u32 __maybe_unused name[n];
^
include/linux/btf_ids.h:275:1: note: 'BTF_SMC_TYPE_SOCK' declared here
BTF_SMC_TYPE_xxx
^
include/linux/btf_ids.h:269:15: note: expanded from macro 'BTF_SMC_TYPE_xxx'
BTF_SMC_TYPE(BTF_SMC_TYPE_SOCK, smc_sock) \
^
1 error generated.

vim +61 net/smc/bpf_smc_struct_ops.c

59
60 /* define global smc ID for smc_struct_ops */
> 61 BTF_ID_LIST_GLOBAL(btf_smc_ids, BTF_SMC_TYPE_MAX)
62 #define BTF_SMC_TYPE(name, type) BTF_ID(struct, type)
63 BTF_SMC_TYPE_xxx
64 #undef BTF_SMC_TYPE
65

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0-DAY CI Kernel Test Service