[PATCH] sync_file: get rid of internal reference count.

kbuild test robot lkp at intel.com
Wed Apr 12 04:36:50 UTC 2017


Hi Dave,

[auto build test WARNING on linus/master]
[also build test WARNING on v4.11-rc6 next-20170411]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Dave-Airlie/sync_file-get-rid-of-internal-reference-count/20170412-102049
reproduce: make htmldocs

All warnings (new ones prefixed by >>):

   include/linux/init.h:1: warning: no structured comments found
   kernel/sched/core.c:2085: warning: No description found for parameter 'rf'
   kernel/sched/core.c:2085: warning: Excess function parameter 'cookie' description in 'try_to_wake_up_local'
   include/linux/kthread.h:26: warning: Excess function parameter '...' description in 'kthread_create'
   kernel/sys.c:1: warning: no structured comments found
   include/linux/device.h:969: warning: No description found for parameter 'dma_ops'
   drivers/dma-buf/seqno-fence.c:1: warning: no structured comments found
>> include/linux/sync_file.h:46: warning: Excess struct/union/enum/typedef member 'kref' description in 'sync_file'
   include/linux/iio/iio.h:597: warning: No description found for parameter 'trig_readonly'
   include/linux/iio/trigger.h:151: warning: No description found for parameter 'indio_dev'
   include/linux/iio/trigger.h:151: warning: No description found for parameter 'trig'
   include/linux/device.h:970: warning: No description found for parameter 'dma_ops'
   drivers/regulator/core.c:1467: warning: Excess function parameter 'ret' description in 'regulator_dev_lookup'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'open'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'preclose'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'postclose'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'lastclose'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'set_busid'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'irq_handler'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'irq_preinstall'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'irq_postinstall'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'irq_uninstall'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'debugfs_init'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'debugfs_cleanup'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_open_object'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_close_object'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'prime_handle_to_fd'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'prime_fd_to_handle'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_export'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_import'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_pin'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_unpin'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_res_obj'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_get_sg_table'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_import_sg_table'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_vmap'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_vunmap'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_prime_mmap'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'gem_vm_ops'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'major'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'minor'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'patchlevel'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'name'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'desc'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'date'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'driver_features'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'ioctls'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'num_ioctls'
   include/drm/drm_drv.h:438: warning: No description found for parameter 'fops'
   include/drm/drm_color_mgmt.h:1: warning: no structured comments found
   drivers/gpu/drm/drm_fb_cma_helper.c:557: warning: Excess function parameter 'num_crtc' description in 'drm_fbdev_cma_init'
   drivers/gpu/drm/drm_fb_cma_helper.c:558: warning: Excess function parameter 'num_crtc' description in 'drm_fbdev_cma_init'
   drivers/gpu/drm/i915/intel_lpe_audio.c:342: warning: No description found for parameter 'pipe'
   drivers/gpu/drm/i915/intel_lpe_audio.c:342: warning: No description found for parameter 'dp_output'
   drivers/gpu/drm/i915/intel_lpe_audio.c:342: warning: No description found for parameter 'link_rate'
   drivers/gpu/drm/i915/intel_lpe_audio.c:343: warning: No description found for parameter 'pipe'
   drivers/gpu/drm/i915/intel_lpe_audio.c:343: warning: No description found for parameter 'dp_output'
   drivers/gpu/drm/i915/intel_lpe_audio.c:343: warning: No description found for parameter 'link_rate'
   drivers/media/dvb-core/dvb_frontend.h:677: warning: No description found for parameter 'refcount'
   Documentation/core-api/assoc_array.rst:13: WARNING: Enumerated list ends without a blank line; unexpected unindent.
   Documentation/doc-guide/sphinx.rst:110: ERROR: Unknown target name: "sphinx c domain".
   kernel/sched/fair.c:7616: WARNING: Inline emphasis start-string without end-string.
   kernel/time/timer.c:1200: ERROR: Unexpected indentation.
   kernel/time/timer.c:1202: ERROR: Unexpected indentation.
   kernel/time/timer.c:1203: WARNING: Block quote ends without a blank line; unexpected unindent.
   include/linux/wait.h:122: WARNING: Block quote ends without a blank line; unexpected unindent.
   include/linux/wait.h:125: ERROR: Unexpected indentation.
   include/linux/wait.h:127: WARNING: Block quote ends without a blank line; unexpected unindent.
   kernel/time/hrtimer.c:990: WARNING: Block quote ends without a blank line; unexpected unindent.
   kernel/signal.c:322: WARNING: Inline literal start-string without end-string.
   include/linux/iio/iio.h:219: ERROR: Unexpected indentation.
   include/linux/iio/iio.h:220: WARNING: Block quote ends without a blank line; unexpected unindent.
   include/linux/iio/iio.h:226: WARNING: Definition list ends without a blank line; unexpected unindent.
   drivers/iio/industrialio-core.c:638: ERROR: Unknown target name: "iio_val".
   drivers/iio/industrialio-core.c:645: ERROR: Unknown target name: "iio_val".
   drivers/message/fusion/mptbase.c:5051: WARNING: Definition list ends without a blank line; unexpected unindent.
   drivers/tty/serial/serial_core.c:1898: WARNING: Definition list ends without a blank line; unexpected unindent.
   include/linux/regulator/driver.h:271: ERROR: Unknown target name: "regulator_regmap_x_voltage".
   include/linux/spi/spi.h:369: ERROR: Unexpected indentation.
   drivers/usb/core/message.c:478: ERROR: Unexpected indentation.
   drivers/usb/core/message.c:479: WARNING: Block quote ends without a blank line; unexpected unindent.
   Documentation/driver-api/usb.rst:623: ERROR: Unknown target name: "usb_type".
   Documentation/driver-api/usb.rst:623: ERROR: Unknown target name: "usb_dir".
   Documentation/driver-api/usb.rst:623: ERROR: Unknown target name: "usb_recip".
   Documentation/driver-api/usb.rst:689: ERROR: Unknown target name: "usbdevfs_urb_type".
   sound/soc/soc-core.c:2670: ERROR: Unknown target name: "snd_soc_daifmt".
   sound/core/jack.c:312: ERROR: Unknown target name: "snd_jack_btn".
   WARNING: dvipng command 'dvipng' cannot be run (needed for math display), check the imgmath_dvipng setting

vim +46 include/linux/sync_file.h

d4cab38e1 drivers/staging/android/sync_file.h Gustavo Padovan 2016-04-28  30   * @wq:			wait queue for fence signaling
a02b9dc90 include/linux/sync_file.h           Gustavo Padovan 2016-08-05  31   * @fence:		fence with the fences in the sync_file
a02b9dc90 include/linux/sync_file.h           Gustavo Padovan 2016-08-05  32   * @cb:			fence callback information
d4cab38e1 drivers/staging/android/sync_file.h Gustavo Padovan 2016-04-28  33   */
d4cab38e1 drivers/staging/android/sync_file.h Gustavo Padovan 2016-04-28  34  struct sync_file {
d4cab38e1 drivers/staging/android/sync_file.h Gustavo Padovan 2016-04-28  35  	struct file		*file;
d4cab38e1 drivers/staging/android/sync_file.h Gustavo Padovan 2016-04-28  36  	char			name[32];
d4cab38e1 drivers/staging/android/sync_file.h Gustavo Padovan 2016-04-28  37  #ifdef CONFIG_DEBUG_FS
d4cab38e1 drivers/staging/android/sync_file.h Gustavo Padovan 2016-04-28  38  	struct list_head	sync_file_list;
d4cab38e1 drivers/staging/android/sync_file.h Gustavo Padovan 2016-04-28  39  #endif
d4cab38e1 drivers/staging/android/sync_file.h Gustavo Padovan 2016-04-28  40  
d4cab38e1 drivers/staging/android/sync_file.h Gustavo Padovan 2016-04-28  41  	wait_queue_head_t	wq;
d4cab38e1 drivers/staging/android/sync_file.h Gustavo Padovan 2016-04-28  42  
f54d18670 include/linux/sync_file.h           Chris Wilson    2016-10-25  43  	struct dma_fence	*fence;
f54d18670 include/linux/sync_file.h           Chris Wilson    2016-10-25  44  	struct dma_fence_cb cb;
d4cab38e1 drivers/staging/android/sync_file.h Gustavo Padovan 2016-04-28  45  };
d4cab38e1 drivers/staging/android/sync_file.h Gustavo Padovan 2016-04-28 @46  
f54d18670 include/linux/sync_file.h           Chris Wilson    2016-10-25  47  #define POLL_ENABLED DMA_FENCE_FLAG_USER_BITS
e24165537 include/linux/sync_file.h           Gustavo Padovan 2016-08-05  48  
f54d18670 include/linux/sync_file.h           Chris Wilson    2016-10-25  49  struct sync_file *sync_file_create(struct dma_fence *fence);
f54d18670 include/linux/sync_file.h           Chris Wilson    2016-10-25  50  struct dma_fence *sync_file_get_fence(int fd);
d4cab38e1 drivers/staging/android/sync_file.h Gustavo Padovan 2016-04-28  51  
d4cab38e1 drivers/staging/android/sync_file.h Gustavo Padovan 2016-04-28  52  #endif /* _LINUX_SYNC_H */

:::::: The code at line 46 was first introduced by commit
:::::: d4cab38e153d62ecd502645390c0289c1b8337df staging/android: prepare sync_file for de-staging

:::::: TO: Gustavo Padovan <gustavo.padovan at collabora.co.uk>
:::::: CC: Greg Kroah-Hartman <gregkh at linuxfoundation.org>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
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