linux-kernel - Re: [PATCH v2 5/8] media: v4l2: Add DELETE

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Date:   Wed, 22 Mar 2023 04:06:38 +0800
From:   kernel test robot <lkp@...el.com>
To:     Benjamin Gaignard <benjamin.gaignard@...labora.com>,
        tfiga@...omium.org, m.szyprowski@...sung.com, mchehab@...nel.org,
        ming.qian@....com, shijie.qin@....com, eagle.zhou@....com,
        bin.liu@...iatek.com, matthias.bgg@...il.com,
        angelogioacchino.delregno@...labora.com, tiffany.lin@...iatek.com,
        andrew-ct.chen@...iatek.com, yunfei.dong@...iatek.com,
        stanimir.k.varbanov@...il.com, quic_vgarodia@...cinc.com,
        agross@...nel.org, andersson@...nel.org, konrad.dybcio@...aro.org,
        ezequiel@...guardiasur.com.ar, p.zabel@...gutronix.de,
        daniel.almeida@...labora.com, hverkuil-cisco@...all.nl,
        laurent.pinchart@...asonboard.com, jernel@...nel.org
Cc:     llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
        linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-arm-msm@...r.kernel.org,
        linux-rockchip@...ts.infradead.org, kernel@...labora.com
Subject: Re: [PATCH v2 5/8] media: v4l2: Add DELETE_BUF ioctl

Hi Benjamin,

I love your patch! Yet something to improve:

[auto build test ERROR on media-tree/master]
[also build test ERROR on linus/master v6.3-rc3 next-20230321]
[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-Gaignard/media-videobuf2-Access-vb2_queue-bufs-array-through-helper-functions/20230321-183154
base:   git://linuxtv.org/media_tree.git master
patch link:    https://lore.kernel.org/r/20230321102855.346732-6-benjamin.gaignard%40collabora.com
patch subject: [PATCH v2 5/8] media: v4l2: Add DELETE_BUF ioctl
config: x86_64-randconfig-a002-20230320 (https://download.01.org/0day-ci/archive/20230322/202303220359.f1UOGBNV-lkp@intel.com/config)
compiler: clang version 14.0.6 (https://github.com/llvm/llvm-project f28c006a5895fc0e329fe15fead81e37457cb1d1)
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/c33ab7329647eb04482423ac9945dee579038e84
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Benjamin-Gaignard/media-videobuf2-Access-vb2_queue-bufs-array-through-helper-functions/20230321-183154
        git checkout c33ab7329647eb04482423ac9945dee579038e84
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 olddefconfig
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303220359.f1UOGBNV-lkp@intel.com/

All errors (new ones prefixed by >>, old ones prefixed by <<):

>> ERROR: modpost: "vb2_core_delete_buf" [drivers/media/common/videobuf2/videobuf2-v4l2.ko] undefined!

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