[linux-next:pending-fixes 269/310] drivers/pci/bus.c:440: warning: Function parameter or struct member 'top' not described in 'pci_walk_bus'

[kernel test robot <lkp@intel.com>]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git pending-fixes
head:   60b9561aaa2811b5bff20d52b08d72bd2183f7cb
commit: 69fb843fdbd91d283773e054df20c420d7bddcd8 [269/310] PCI/ASPM: Fix deadlock when enabling ASPM
config: parisc-defconfig (https://download.01.org/0day-ci/archive/20240131/202401310949.NbpFjuGe-lkp@intel.com/config)
compiler: hppa-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240131/202401310949.NbpFjuGe-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202401310949.NbpFjuGe-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/pci/bus.c:440: warning: Function parameter or struct member 'top' not described in 'pci_walk_bus'
>> drivers/pci/bus.c:440: warning: Function parameter or struct member 'cb' not described in 'pci_walk_bus'
>> drivers/pci/bus.c:440: warning: Function parameter or struct member 'userdata' not described in 'pci_walk_bus'


vim +440 drivers/pci/bus.c

   425	
   426	/**
   427	 *  pci_walk_bus - walk devices on/under bus, calling callback.
   428	 *  @top      bus whose devices should be walked
   429	 *  @cb       callback to be called for each device found
   430	 *  @userdata arbitrary pointer to be passed to callback.
   431	 *
   432	 *  Walk the given bus, including any bridged devices
   433	 *  on buses under this bus.  Call the provided callback
   434	 *  on each device found.
   435	 *
   436	 *  We check the return of @cb each time. If it returns anything
   437	 *  other than 0, we break out.
   438	 */
   439	void pci_walk_bus(struct pci_bus *top, int (*cb)(struct pci_dev *, void *), void *userdata)
 > 440	{
   441		__pci_walk_bus(top, cb, userdata, false);
   442	}
   443	EXPORT_SYMBOL_GPL(pci_walk_bus);
   444	

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