Re: [PATCH bpf-next v1 3/4] LoongArch: Add BPF JIT support

[Tiezhu Yang <yangtiezhu@xxxxxxxxxxx>]

On 08/20/2022 09:41 PM, kernel test robot wrote:
> Hi Tiezhu,
>
> Thank you for the patch! Perhaps something to improve:
>
> [auto build test WARNING on linus/master]
> [also build test WARNING on v6.0-rc1 next-20220819]
> [cannot apply to bpf-next/master bpf/master]
> [If your patch is applied to the wrong git tree, kindly drop us a note.
> And when submitting patch, we suggest to use '--base' as documented in
> https://git-scm.com/docs/git-format-patch#_base_tree_information]
>
> url:    https://github.com/intel-lab-lkp/linux/commits/Tiezhu-Yang/Add-BPF-JIT-support-for-LoongArch/20220820-195351
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 50cd95ac46548429e5bba7ca75cc97d11a697947
> config: loongarch-allyesconfig (https://download.01.org/0day-ci/archive/20220820/202208202131.KsF0Aoos-lkp@xxxxxxxxx/config)
> compiler: loongarch64-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://github.com/intel-lab-lkp/linux/commit/ebe9a0ace4f1fb110c43c347808c81cb07dfeb9b
>         git remote add linux-review https://github.com/intel-lab-lkp/linux
>         git fetch --no-tags linux-review Tiezhu-Yang/Add-BPF-JIT-support-for-LoongArch/20220820-195351
>         git checkout ebe9a0ace4f1fb110c43c347808c81cb07dfeb9b
>         # 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=loongarch SHELL=/bin/bash arch/loongarch/net/
>
> If you fix the issue, kindly add following tag where applicable
> Reported-by: kernel test robot <lkp@xxxxxxxxx>
>
> All warnings (new ones prefixed by >>):
>
> > > arch/loongarch/net/bpf_jit.c:194:6: warning: no previous prototype for 'build_epilogue' [-Wmissing-prototypes]
>      194 | void build_epilogue(struct jit_ctx *ctx)
>          |      ^~~~~~~~~~~~~~
>
>
> vim +/build_epilogue +194 arch/loongarch/net/bpf_jit.c
>
>    193	
>  > 194	void build_epilogue(struct jit_ctx *ctx)
>    195	{
>    196		__build_epilogue(ctx, false);
>    197	}
>    198	

Hi robot,

Thank you, build_epilogue() should be static,
I will send v2 after waiting for other feedback.

Thanks,
Tiezhu