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Howlett" , Samuel Holland , Julia Lawall , Nicolas Palix Subject: Re: [PATCH v3 06/22] mm: Always use page table accessor functions Message-ID: <202511131118.UUi1EVXL-lkp@intel.com> References: <20251113014656.2605447-7-samuel.holland@sifive.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251113014656.2605447-7-samuel.holland@sifive.com> Hi Samuel, kernel test robot noticed the following build errors: [auto build test ERROR on 24172e0d79900908cf5ebf366600616d29c9b417] url: https://github.com/intel-lab-lkp/linux/commits/Samuel-Holland/mm-ptdump-replace-READ_ONCE-with-standard-page-table-accessors/20251113-095117 base: 24172e0d79900908cf5ebf366600616d29c9b417 patch link: https://lore.kernel.org/r/20251113014656.2605447-7-samuel.holland%40sifive.com patch subject: [PATCH v3 06/22] mm: Always use page table accessor functions config: powerpc-allnoconfig (https://download.01.org/0day-ci/archive/20251113/202511131118.UUi1EVXL-lkp@intel.com/config) compiler: powerpc-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251113/202511131118.UUi1EVXL-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/202511131118.UUi1EVXL-lkp@intel.com/ All errors (new ones prefixed by >>): mm/madvise.c: In function 'guard_install_set_pte': >> mm/madvise.c:1119:9: error: implicit declaration of function 'set_pte'; did you mean 'set_ptes'? [-Wimplicit-function-declaration] 1119 | set_pte(ptep, make_pte_marker(PTE_MARKER_GUARD)); | ^~~~~~~ | set_ptes vim +1119 mm/madvise.c 1112 1113 static int guard_install_set_pte(unsigned long addr, unsigned long next, 1114 pte_t *ptep, struct mm_walk *walk) 1115 { 1116 unsigned long *nr_pages = (unsigned long *)walk->private; 1117 1118 /* Simply install a PTE marker, this causes segfault on access. */ > 1119 set_pte(ptep, make_pte_marker(PTE_MARKER_GUARD)); 1120 (*nr_pages)++; 1121 1122 return 0; 1123 } 1124 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki