Re: [PATCH v8 05/16] dma-buf/sync_file: Surface sync-file uABI

From: kernel test robot
Date: Wed Mar 01 2023 - 22:51:08 EST


Hi Rob,

I love your patch! Perhaps something to improve:

[auto build test WARNING on drm-intel/for-linux-next]
[also build test WARNING on drm-intel/for-linux-next-fixes drm/drm-next linus/master v6.2 next-20230301]
[cannot apply to drm-misc/drm-misc-next]
[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/Rob-Clark/dma-buf-dma-fence-Add-deadline-awareness/20230301-070358
base: git://anongit.freedesktop.org/drm-intel for-linux-next
patch link: https://lore.kernel.org/r/20230228225833.2920879-6-robdclark%40gmail.com
patch subject: [PATCH v8 05/16] dma-buf/sync_file: Surface sync-file uABI
reproduce:
# https://github.com/intel-lab-lkp/linux/commit/b13821931cc3898065e4264fad78bad23c7d2208
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Rob-Clark/dma-buf-dma-fence-Add-deadline-awareness/20230301-070358
git checkout b13821931cc3898065e4264fad78bad23c7d2208
make menuconfig
# enable CONFIG_COMPILE_TEST, CONFIG_WARN_MISSING_DOCUMENTS, CONFIG_WARN_ABI_ERRORS
make htmldocs

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@xxxxxxxxx>
| Link: https://lore.kernel.org/oe-kbuild-all/202303021119.RAl7HvmC-lkp@xxxxxxxxx/

All warnings (new ones prefixed by >>):

>> ./include/uapi/linux/sync_file.h:82: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst

vim +82 ./include/uapi/linux/sync_file.h

64907b94dab947 drivers/staging/android/uapi/sync.h Colin Cross 2014-02-17 80
2d75c88fefb228 drivers/staging/android/uapi/sync.h Gustavo Padovan 2016-04-26 81 /**
2d75c88fefb228 drivers/staging/android/uapi/sync.h Gustavo Padovan 2016-04-26 @82 * Opcodes 0, 1 and 2 were burned during a API change to avoid users of the
2d75c88fefb228 drivers/staging/android/uapi/sync.h Gustavo Padovan 2016-04-26 83 * old API to get weird errors when trying to handling sync_files. The API
2d75c88fefb228 drivers/staging/android/uapi/sync.h Gustavo Padovan 2016-04-26 84 * change happened during the de-stage of the Sync Framework when there was
2d75c88fefb228 drivers/staging/android/uapi/sync.h Gustavo Padovan 2016-04-26 85 * no upstream users available.
2d75c88fefb228 drivers/staging/android/uapi/sync.h Gustavo Padovan 2016-04-26 86 */
2d75c88fefb228 drivers/staging/android/uapi/sync.h Gustavo Padovan 2016-04-26 87

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