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Date:   Thu, 25 May 2017 08:10:43 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Alex Naidis <alex.naidis@...ux.com>
Cc:     kbuild-all@...org, Tejun Heo <tj@...nel.org>,
        Alex Naidis <alex.naidis@...ux.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH V2] workqueue: Implement delayed_work_busy()

Hi Alex,

[auto build test WARNING on next-20170522]
[also build test WARNING on v4.12-rc2]
[cannot apply to v4.9-rc8 v4.9-rc7 v4.9-rc6]
[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/Alex-Naidis/workqueue-Implement-delayed_work_busy/20170525-065806
reproduce: make htmldocs

All warnings (new ones prefixed by >>):

   WARNING: convert(1) not found, for SVG to PDF conversion install ImageMagick (https://www.imagemagick.org)
   arch/x86/include/asm/uaccess_32.h:1: warning: no structured comments found
>> include/linux/workqueue.h:611: warning: No description found for parameter 'dwork'
>> include/linux/workqueue.h:611: warning: Excess function parameter 'work' description in 'delayed_work_busy'
   include/linux/init.h:1: warning: no structured comments found
   include/linux/mod_devicetable.h:686: warning: Excess struct/union/enum/typedef member 'ver_major' description in 'fsl_mc_device_id'
   include/linux/mod_devicetable.h:686: warning: Excess struct/union/enum/typedef member 'ver_minor' description in 'fsl_mc_device_id'
   kernel/sched/core.c:2088: warning: No description found for parameter 'rf'
   kernel/sched/core.c:2088: warning: Excess function parameter 'cookie' description in 'try_to_wake_up_local'
   include/linux/workqueue.h:612: warning: No description found for parameter 'dwork'
   include/linux/workqueue.h:612: warning: Excess function parameter 'work' description in 'delayed_work_busy'
   include/linux/kthread.h:26: warning: Excess function parameter '...' description in 'kthread_create'
   kernel/sys.c:1: warning: no structured comments found
   Error: Cannot open file kernel/rcu/srcu.c
   Error: Cannot open file kernel/rcu/srcu.c
   WARNING: kernel-doc 'scripts/kernel-doc -rst -enable-lineno -export kernel/rcu/srcu.c' failed with return code 2
   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/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/ata/libata-eh.c:1449: warning: No description found for parameter 'link'
   drivers/ata/libata-eh.c:1449: warning: Excess function parameter 'ap' description in 'ata_eh_done'
   drivers/ata/libata-eh.c:1654: warning: No description found for parameter 'qc'
   drivers/ata/libata-eh.c:1654: warning: Excess function parameter 'dev' description in 'ata_eh_request_sense'
   arch/s390/include/asm/cmb.h:1: warning: no structured comments found
   drivers/scsi/constants.c:1: warning: no structured comments found
   include/linux/usb/gadget.h:230: warning: No description found for parameter 'claimed'
   include/linux/usb/gadget.h:230: warning: No description found for parameter 'enabled'
   include/linux/usb/gadget.h:408: warning: No description found for parameter 'quirk_altset_not_supp'
   include/linux/usb/gadget.h:408: warning: No description found for parameter 'quirk_stall_not_supp'
   include/linux/usb/gadget.h:408: warning: No description found for parameter 'quirk_zlp_not_supp'
   fs/inode.c:1665: warning: No description found for parameter 'rcu'
   include/linux/jbd2.h:443: warning: No description found for parameter 'i_transaction'
   include/linux/jbd2.h:443: warning: No description found for parameter 'i_next_transaction'
   include/linux/jbd2.h:443: warning: No description found for parameter 'i_list'
   include/linux/jbd2.h:443: warning: No description found for parameter 'i_vfs_inode'
   include/linux/jbd2.h:443: warning: No description found for parameter 'i_flags'
   include/linux/jbd2.h:497: warning: No description found for parameter 'h_rsv_handle'
   include/linux/jbd2.h:497: warning: No description found for parameter 'h_reserved'
   include/linux/jbd2.h:497: warning: No description found for parameter 'h_type'
   include/linux/jbd2.h:497: warning: No description found for parameter 'h_line_no'
   include/linux/jbd2.h:497: warning: No description found for parameter 'h_start_jiffies'
   include/linux/jbd2.h:497: warning: No description found for parameter 'h_requested_credits'
   include/linux/jbd2.h:497: warning: No description found for parameter 'saved_alloc_context'
   include/linux/jbd2.h:1050: warning: No description found for parameter 'j_chkpt_bhs'
   include/linux/jbd2.h:1050: warning: No description found for parameter 'j_devname'
   include/linux/jbd2.h:1050: warning: No description found for parameter 'j_average_commit_time'
   include/linux/jbd2.h:1050: warning: No description found for parameter 'j_min_batch_time'
   include/linux/jbd2.h:1050: warning: No description found for parameter 'j_max_batch_time'
   include/linux/jbd2.h:1050: warning: No description found for parameter 'j_commit_callback'
   include/linux/jbd2.h:1050: warning: No description found for parameter 'j_failed_commit'
   include/linux/jbd2.h:1050: warning: No description found for parameter 'j_chksum_driver'
   include/linux/jbd2.h:1050: warning: No description found for parameter 'j_csum_seed'
   fs/jbd2/transaction.c:511: warning: No description found for parameter 'type'
   fs/jbd2/transaction.c:511: warning: No description found for parameter 'line_no'
   fs/jbd2/transaction.c:641: warning: No description found for parameter 'gfp_mask'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'set_busid'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'irq_handler'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'irq_preinstall'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'irq_postinstall'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'irq_uninstall'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'debugfs_init'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'gem_open_object'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'gem_close_object'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'prime_handle_to_fd'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'prime_fd_to_handle'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'gem_prime_export'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'gem_prime_import'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'gem_prime_pin'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'gem_prime_unpin'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'gem_prime_res_obj'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'gem_prime_get_sg_table'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'gem_prime_import_sg_table'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'gem_prime_vmap'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'gem_prime_vunmap'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'gem_prime_mmap'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'gem_vm_ops'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'major'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'minor'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'patchlevel'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'name'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'desc'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'date'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'driver_features'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'ioctls'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'num_ioctls'
   include/drm/drm_drv.h:507: warning: No description found for parameter 'fops'
   include/drm/drm_color_mgmt.h:1: warning: no structured comments found
   include/net/sock.h:478: warning: No description found for parameter 'sk_tsq_flags'
   include/net/sock.h:478: warning: No description found for parameter '__sk_flags_offset'
   include/net/sock.h:478: warning: No description found for parameter 'sk_uid'
   drivers/net/phy/phy.c:260: warning: No description found for parameter 'features'
   drivers/net/phy/phy.c:260: warning: Excess function parameter 'feature' description in 'phy_lookup_setting'
   drivers/net/phy/phy.c:260: warning: No description found for parameter 'features'
   drivers/net/phy/phy.c:260: warning: Excess function parameter 'feature' description in 'phy_lookup_setting'
   Documentation/doc-guide/sphinx.rst:121: ERROR: Unknown target name: "sphinx c domain".
   kernel/sched/fair.c:7659: 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.

vim +/dwork +611 include/linux/workqueue.h

   595	 * @delay: number of jiffies to wait or 0 for immediate execution
   596	 *
   597	 * After waiting for a given time this puts a job in the kernel-global
   598	 * workqueue.
   599	 */
   600	static inline bool schedule_delayed_work(struct delayed_work *dwork,
   601						 unsigned long delay)
   602	{
   603		return queue_delayed_work(system_wq, dwork, delay);
   604	}
   605	
   606	/**
   607	 * delayed_work_busy - See work_busy()
   608	 * @work: the delayed work to be tested
   609	 */
   610	static inline unsigned int delayed_work_busy(struct delayed_work *dwork)
 > 611	{
   612		return work_busy(&dwork->work);
   613	}
   614	
   615	#ifndef CONFIG_SMP
   616	static inline long work_on_cpu(int cpu, long (*fn)(void *), void *arg)
   617	{
   618		return fn(arg);
   619	}

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

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