Messages in this thread | | | Date | Tue, 19 Apr 2022 13:14:05 +0800 | From | kernel test robot <> | Subject | [mingo-tip:sched/headers 412/2356] kernel/bpf/core.c:63:6: warning: no previous prototype for 'bpf_jit_dump' |
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tree: git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git sched/headers head: af93551cf39027d176f30b9beafc60a4c130998a commit: 4957b437f054fb9fde9c6bc4a7dae4459ee37f13 [412/2356] headers/uninline: Uninline multi-use function: bpf_jit_dump() config: x86_64-randconfig-a002-20220418 (https://download.01.org/0day-ci/archive/20220419/202204191314.hODCBp24-lkp@intel.com/config) compiler: gcc-11 (Debian 11.2.0-19) 11.2.0 reproduce (this is a W=1 build): # https://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git/commit/?id=4957b437f054fb9fde9c6bc4a7dae4459ee37f13 git remote add mingo-tip git://git.kernel.org/pub/scm/linux/kernel/git/mingo/tip.git git fetch --no-tags mingo-tip sched/headers git checkout 4957b437f054fb9fde9c6bc4a7dae4459ee37f13 # save the config file to linux build tree mkdir build_dir make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash arch/x86/kernel/ arch/x86/pci/ crypto/ drivers/bus/mhi/host/ drivers/regulator/ fs/crypto/ kernel/bpf/ lib/crypto/ net/bpf/ sound/soc/codecs/
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> kernel/bpf/core.c:63:6: warning: no previous prototype for 'bpf_jit_dump' [-Wmissing-prototypes] 63 | void bpf_jit_dump(unsigned int flen, unsigned int proglen, u32 pass, void *image) | ^~~~~~~~~~~~ kernel/bpf/core.c:1655:12: warning: no previous prototype for 'bpf_probe_read_kernel' [-Wmissing-prototypes] 1655 | u64 __weak bpf_probe_read_kernel(void *dst, u32 size, const void *unsafe_ptr) | ^~~~~~~~~~~~~~~~~~~~~
vim +/bpf_jit_dump +63 kernel/bpf/core.c
62 > 63 void bpf_jit_dump(unsigned int flen, unsigned int proglen, u32 pass, void *image) 64 { 65 pr_err("flen=%u proglen=%u pass=%u image=%pK from=%s pid=%d\n", flen, 66 proglen, pass, image, current->comm, task_pid_nr(current)); 67 68 if (image) 69 print_hex_dump(KERN_ERR, "JIT code: ", DUMP_PREFIX_OFFSET, 70 16, 1, image, proglen, false); 71 } 72
-- 0-DAY CI Kernel Test Service https://01.org/lkp
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