[openeuler:OLK-6.6 3124/3150] drivers/dax/super.c:45: warning: Function parameter or member 'KABI_RESERVE(1' not described in 'dax_device'

[openeuler:OLK-6.6 3124/3150] drivers/dax/super.c:45: warning: Function parameter or member 'KABI_RESERVE(1' not described in 'dax_device'

[kernel test robot]

tree:   https://gitee.com/openeuler/kernel.git OLK-6.6
head:   ad149a3902264c23ab7b73dedc600a8a9dbb1b43
commit: 63101913bbd057cea31fb598eeb4a4c91584f0f0 [3124/3150] dax: kabi: Reserve KABI slots for dax_* struct
config: loongarch-allmodconfig (https://download.01.org/0day-ci/archive/20240208/202402080518.ety9dEEd-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 13.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240208/202402080518.ety9dEEd-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/202402080518.ety9dEEd-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/dax/super.c:45: warning: Function parameter or member 'KABI_RESERVE(1' not described in 'dax_device'


vim +45 drivers/dax/super.c

7b6be8444e0f0d Dan Williams      2017-04-11  17  
1b7646014e0d83 Christoph Hellwig 2021-08-26  18  /**
1b7646014e0d83 Christoph Hellwig 2021-08-26  19   * struct dax_device - anchor object for dax services
1b7646014e0d83 Christoph Hellwig 2021-08-26  20   * @inode: core vfs
1b7646014e0d83 Christoph Hellwig 2021-08-26  21   * @cdev: optional character interface for "device dax"
1b7646014e0d83 Christoph Hellwig 2021-08-26  22   * @private: dax driver private data
1b7646014e0d83 Christoph Hellwig 2021-08-26  23   * @flags: state and boolean properties
db8cd5efeebc49 Ira Weiny         2022-03-04  24   * @ops: operations for this device
8012b866085523 Shiyang Ruan      2022-06-03  25   * @holder_data: holder of a dax_device: could be filesystem or mapped device
8012b866085523 Shiyang Ruan      2022-06-03  26   * @holder_ops: operations for the inner holder
1b7646014e0d83 Christoph Hellwig 2021-08-26  27   */
1b7646014e0d83 Christoph Hellwig 2021-08-26  28  struct dax_device {
1b7646014e0d83 Christoph Hellwig 2021-08-26  29  	struct inode inode;
1b7646014e0d83 Christoph Hellwig 2021-08-26  30  	struct cdev cdev;
1b7646014e0d83 Christoph Hellwig 2021-08-26  31  	void *private;
1b7646014e0d83 Christoph Hellwig 2021-08-26  32  	unsigned long flags;
1b7646014e0d83 Christoph Hellwig 2021-08-26  33  	const struct dax_operations *ops;
8012b866085523 Shiyang Ruan      2022-06-03  34  	void *holder_data;
8012b866085523 Shiyang Ruan      2022-06-03  35  	const struct dax_holder_operations *holder_ops;
63101913bbd057 Long Li           2024-02-07  36  
63101913bbd057 Long Li           2024-02-07  37  	KABI_RESERVE(1)
63101913bbd057 Long Li           2024-02-07  38  	KABI_RESERVE(2)
63101913bbd057 Long Li           2024-02-07  39  	KABI_RESERVE(3)
63101913bbd057 Long Li           2024-02-07  40  	KABI_RESERVE(4)
63101913bbd057 Long Li           2024-02-07  41  	KABI_RESERVE(5)
63101913bbd057 Long Li           2024-02-07  42  	KABI_RESERVE(6)
63101913bbd057 Long Li           2024-02-07  43  	KABI_RESERVE(7)
63101913bbd057 Long Li           2024-02-07  44  	KABI_RESERVE(8)
1b7646014e0d83 Christoph Hellwig 2021-08-26 @45  };
1b7646014e0d83 Christoph Hellwig 2021-08-26  46  

:::::: The code at line 45 was first introduced by commit
:::::: 1b7646014e0d838b06be7288e2dec3262948cc56 dax: mark dax_get_by_host static

:::::: TO: Christoph Hellwig <hch@lst.de>
:::::: CC: Dan Williams <dan.j.williams@intel.com>

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