[kkdwivedi:cancellations 25/34] kernel/bpf/core.c:3577:22: warning: 'bpf_prog_report_may_goto_violation' defined but not used

[kkdwivedi:cancellations 25/34] kernel/bpf/core.c:3577:22: warning: 'bpf_prog_report_may_goto_violation' defined but not used

[kernel test robot]

tree:   https://github.com/kkdwivedi/linux cancellations
head:   d3a43c8a05ca2e56ecb592c265a238386f3f1ff3
commit: cbd0277ca8d0c1bd206c9f7f9f908d07b24dc3e8 [25/34] bpf: Let the timed may_goto slow path cancel the program
config: arc-randconfig-2000-20261019 (https://download.01.org/0day-ci/archive/20261020/202610200225.QHojnMjH-lkp@intel.com/config)
compiler: arc-linux-gcc (GCC) 8.5.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261020/202610200225.QHojnMjH-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202610200225.QHojnMjH-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> kernel/bpf/core.c:3577:22: warning: 'bpf_prog_report_may_goto_violation' defined but not used [-Wunused-function]
    static noinline void bpf_prog_report_may_goto_violation(struct bpf_prog *prog, bool cancel)
                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/bpf_prog_report_may_goto_violation +3577 kernel/bpf/core.c

  3576	
> 3577	static noinline void bpf_prog_report_may_goto_violation(struct bpf_prog *prog, bool cancel)
  3578	{
  3579	#ifdef CONFIG_BPF_SYSCALL
  3580		struct bpf_stream_stage ss;
  3581	
  3582		bpf_stream_stage(ss, prog, BPF_STDERR, ({
  3583			bpf_stream_printk(ss, "ERROR: Timeout detected for may_goto instruction%s\n",
  3584					  cancel ? ", cancelling program" : "");
  3585			bpf_stream_dump_stack(ss);
  3586		}));
  3587	#endif
  3588	}
  3589	

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