Messages in this thread | | | Date | Mon, 27 Feb 2023 10:17:48 +0800 | From | kernel test robot <> | Subject | arch/riscv/net/bpf_jit_comp64.c:691:23: error: implicit declaration of function 'patch_text'; did you mean 'path_get'? |
| |
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: f3a2439f20d918930cc4ae8f76fe1c1afd26958f commit: 596f2e6f9cf41436a5512a3f278c86da5c5598fb riscv, bpf: Add bpf_arch_text_poke support for RV64 date: 9 days ago config: riscv-buildonly-randconfig-r002-20230227 (https://download.01.org/0day-ci/archive/20230227/202302271000.Aj4nMXbZ-lkp@intel.com/config) compiler: riscv64-linux-gcc (GCC) 12.1.0 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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=596f2e6f9cf41436a5512a3f278c86da5c5598fb git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 596f2e6f9cf41436a5512a3f278c86da5c5598fb # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=riscv olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=riscv SHELL=/bin/bash
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/202302271000.Aj4nMXbZ-lkp@intel.com/
All errors (new ones prefixed by >>):
arch/riscv/net/bpf_jit_comp64.c: In function 'bpf_arch_text_poke': >> arch/riscv/net/bpf_jit_comp64.c:691:23: error: implicit declaration of function 'patch_text'; did you mean 'path_get'? [-Werror=implicit-function-declaration] 691 | ret = patch_text(ip, new_insns, ninsns); | ^~~~~~~~~~ | path_get cc1: some warnings being treated as errors
vim +691 arch/riscv/net/bpf_jit_comp64.c
662 663 int bpf_arch_text_poke(void *ip, enum bpf_text_poke_type poke_type, 664 void *old_addr, void *new_addr) 665 { 666 u32 old_insns[4], new_insns[4]; 667 bool is_call = poke_type == BPF_MOD_CALL; 668 int (*gen_insns)(void *target, void *ip, u32 *insns); 669 int ninsns = is_call ? 4 : 2; 670 int ret; 671 672 if (!is_bpf_text_address((unsigned long)ip)) 673 return -ENOTSUPP; 674 675 gen_insns = is_call ? gen_call_or_nops : gen_jump_or_nops; 676 677 ret = gen_insns(old_addr, ip, old_insns); 678 if (ret) 679 return ret; 680 681 if (memcmp(ip, old_insns, ninsns * 4)) 682 return -EFAULT; 683 684 ret = gen_insns(new_addr, ip, new_insns); 685 if (ret) 686 return ret; 687 688 cpus_read_lock(); 689 mutex_lock(&text_mutex); 690 if (memcmp(ip, new_insns, ninsns * 4)) > 691 ret = patch_text(ip, new_insns, ninsns); 692 mutex_unlock(&text_mutex); 693 cpus_read_unlock(); 694 695 return ret; 696 } 697
-- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests
| |