[openeuler:OLK-5.10 2516/2516] drivers/ub/urma/ubcore/ubcore_umem.c:227:21: warning: no previous prototype for 'ubcore_umem_get'

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

Hi Yizhen,

FYI, the error/warning still remains.

tree:   https://gitee.com/openeuler/kernel.git OLK-5.10
head:   929a9df37c1b7dec73fd417d79a116d02a8f9380
commit: f6206cf05e28a7f455850a4e2de8162890f50073 [2516/2516] ub: add memory map api in ubcore
config: arm64-randconfig-003-20241203 (https://download.01.org/0day-ci/archive/20241203/202412030455.2cb7zJmc-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241203/202412030455.2cb7zJmc-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/202412030455.2cb7zJmc-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> drivers/ub/urma/ubcore/ubcore_umem.c:227:21: warning: no previous prototype for 'ubcore_umem_get' [-Wmissing-prototypes]
     227 | struct ubcore_umem *ubcore_umem_get(struct ubcore_device *dev, uint64_t va, uint64_t len,
         |                     ^~~~~~~~~~~~~~~
>> drivers/ub/urma/ubcore/ubcore_umem.c:245:6: warning: no previous prototype for 'ubcore_umem_release' [-Wmissing-prototypes]
     245 | void ubcore_umem_release(struct ubcore_umem *umem)
         |      ^~~~~~~~~~~~~~~~~~~


vim +/ubcore_umem_get +227 drivers/ub/urma/ubcore/ubcore_umem.c

   226	
 > 227	struct ubcore_umem *ubcore_umem_get(struct ubcore_device *dev, uint64_t va, uint64_t len,
   228					    union ubcore_umem_flag flag)
   229	{
   230		struct page **page_list;
   231		int ret;
   232	
   233		ret = umem_verify_input(dev, va, len, flag);
   234		if (ret < 0)
   235			return ERR_PTR(ret);
   236	
   237		page_list = (struct page **)__get_free_page(GFP_KERNEL);
   238		if (page_list == 0)
   239			return ERR_PTR(-ENOMEM);
   240	
   241		return ubcore_get_target_umem(dev, va, len, flag, page_list);
   242	}
   243	EXPORT_SYMBOL(ubcore_umem_get);
   244	
 > 245	void ubcore_umem_release(struct ubcore_umem *umem)

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