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Howlett" , Lorenzo Stoakes , Michal Hocko , Mike Rapoport , Pasha Tatashin , Pratyush Yadav , Randy Dunlap , Samiullah Khawaja , Shuah Khan , Suren Baghdasaryan , Vlastimil Babka , David Matlack Subject: Re: [PATCH v2 07/10] mm/shmem_luo: Retrieve tmpfs files onto a tmpfs mount chosen by userspace Message-ID: <202610271346.EnKIU96f-lkp@intel.com> References: <20261022225035.377445-8-dmatlack@google.com> X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261022225035.377445-8-dmatlack@google.com> Hi David, kernel test robot noticed the following build warnings: [auto build test WARNING on 80cf37169daef112b6bea9ae7d9808355a045475] url: https://github.com/intel-lab-lkp/linux/commits/David-Matlack/liveupdate-Pass-user-argument-to-file-preserve-and-retrieve/20261022-225026 base: 80cf37169daef112b6bea9ae7d9808355a045475 patch link: https://lore.kernel.org/r/20261022225035.377445-8-dmatlack%40google.com patch subject: [PATCH v2 07/10] mm/shmem_luo: Retrieve tmpfs files onto a tmpfs mount chosen by userspace config: m68k-allnoconfig (https://download.01.org/0day-ci/archive/20261027/202610271346.EnKIU96f-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 16.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261027/202610271346.EnKIU96f-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202610271346.EnKIU96f-lkp@intel.com/ All warnings (new ones prefixed by >>): >> mm/shmem.c:5867:6: warning: no previous prototype for 'shmem_inode_on_internal_mount' [-Wmissing-prototypes] 5867 | bool shmem_inode_on_internal_mount(const struct inode *inode) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +/shmem_inode_on_internal_mount +5867 mm/shmem.c 5862 5863 /* 5864 * Whether @inode is on the internal shmem mount, which is used by 5865 * shmem_file_setup() and thus by memfd_create(). 5866 */ > 5867 bool shmem_inode_on_internal_mount(const struct inode *inode) 5868 { 5869 return inode->i_sb == shm_mnt->mnt_sb; 5870 } 5871 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki