Re: [PATCH] mm: do not assume file == vma->vm_file in compat_vma_mmap_prepare()

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

Hi Lorenzo,

kernel test robot noticed the following build warnings:

[auto build test WARNING on akpm-mm/mm-everything]

url:    https://github.com/intel-lab-lkp/linux/commits/Lorenzo-Stoakes/mm-do-not-assume-file-vma-vm_file-in-compat_vma_mmap_prepare/20250902-184946
base:   https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link:    https://lore.kernel.org/r/20250902104533.222730-1-lorenzo.stoakes%40oracle.com
patch subject: [PATCH] mm: do not assume file == vma->vm_file in compat_vma_mmap_prepare()
config: i386-buildonly-randconfig-001-20250903 (https://download.01.org/0day-ci/archive/20250903/202509031346.N6FpuQIA-lkp@intel.com/config)
compiler: gcc-13 (Debian 13.3.0-16) 13.3.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250903/202509031346.N6FpuQIA-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/202509031346.N6FpuQIA-lkp@intel.com/

All warnings (new ones prefixed by >>):

>> Warning: mm/util.c:1145 function parameter 'f_op' not described in '__compat_vma_mmap_prepare'
>> Warning: mm/util.c:1145 function parameter 'file' not described in '__compat_vma_mmap_prepare'

-- 
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