linux-kernel - Re: [PATCH HID for-next v1 8/9] HID: bpf: clean up entrypoint

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Date:   Fri, 6 Jan 2023 22:22:09 +0800
From:   kernel test robot <lkp@...el.com>
To:     Benjamin Tissoires <benjamin.tissoires@...hat.com>,
        Greg KH <greg@...ah.com>, Jiri Kosina <jikos@...nel.org>,
        Alexei Starovoitov <ast@...nel.org>,
        Daniel Borkmann <daniel@...earbox.net>,
        Andrii Nakryiko <andrii@...nel.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>
Cc:     oe-kbuild-all@...ts.linux.dev,
        Tero Kristo <tero.kristo@...ux.intel.com>,
        linux-kernel@...r.kernel.org, linux-input@...r.kernel.org,
        netdev@...r.kernel.org, bpf@...r.kernel.org,
        linux-kselftest@...r.kernel.org,
        Benjamin Tissoires <benjamin.tissoires@...hat.com>
Subject: Re: [PATCH HID for-next v1 8/9] HID: bpf: clean up entrypoint

Hi Benjamin,

I love your patch! Perhaps something to improve:

[auto build test WARNING on hid/for-next]
[also build test WARNING on next-20230106]
[cannot apply to shuah-kselftest/next shuah-kselftest/fixes char-misc/char-misc-testing char-misc/char-misc-next char-misc/char-misc-linus linus/master v6.2-rc2]
[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/Benjamin-Tissoires/selftests-hid-add-vmtest-sh/20230106-182823
base:   https://git.kernel.org/pub/scm/linux/kernel/git/hid/hid.git for-next
patch link:    https://lore.kernel.org/r/20230106102332.1019632-9-benjamin.tissoires%40redhat.com
patch subject: [PATCH HID for-next v1 8/9] HID: bpf: clean up entrypoint
config: s390-allmodconfig
compiler: s390-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/46336953b47885c5111b7c1a92403b3d94cf3d41
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Benjamin-Tissoires/selftests-hid-add-vmtest-sh/20230106-182823
        git checkout 46336953b47885c5111b7c1a92403b3d94cf3d41
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=s390 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>

All warnings (new ones prefixed by >>):

>> drivers/hid/bpf/hid_bpf_jmp_table.c:502:6: warning: no previous prototype for 'call_hid_bpf_prog_put_deferred' [-Wmissing-prototypes]
     502 | void call_hid_bpf_prog_put_deferred(struct work_struct *work)
         |      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/call_hid_bpf_prog_put_deferred +502 drivers/hid/bpf/hid_bpf_jmp_table.c

f5c27da4e3c8a2 Benjamin Tissoires 2022-11-03  501  
0baef37335dd4d Benjamin Tissoires 2022-11-03 @502  void call_hid_bpf_prog_put_deferred(struct work_struct *work)
f5c27da4e3c8a2 Benjamin Tissoires 2022-11-03  503  {
ade9207f04dc40 Benjamin Tissoires 2023-01-06  504  	/* kept around for patch readability, to be dropped in the next commmit */
f5c27da4e3c8a2 Benjamin Tissoires 2022-11-03  505  }
f5c27da4e3c8a2 Benjamin Tissoires 2022-11-03  506  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests

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