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X-CSE-ConnectionGUID: iBFcbwd7QeqzpfSK2MTEag== X-CSE-MsgGUID: a4lMkt0DSNy+i6BU6pxlfw== X-IronPort-AV: E=McAfee;i="6800,10657,11861"; a="96741272" X-IronPort-AV: E=Sophos;i="6.25,197,1779174000"; d="scan'208";a="96741272" Received: from fmviesa004.fm.intel.com ([10.60.135.144]) by fmvoesa105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Jul 2026 12:09:46 -0700 X-CSE-ConnectionGUID: 905rRuZrSyuSqLNSokZRyw== X-CSE-MsgGUID: Pu6jDqIFQp+mifynjbs8bQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,197,1779174000"; d="scan'208";a="262607912" Received: from lkp-server01.sh.intel.com (HELO 6eda058d650d) ([10.239.97.150]) by fmviesa004.fm.intel.com with ESMTP; 31 Jul 2026 12:09:26 -0700 Received: from kbuild by 6eda058d650d with local (Exim 4.98.2) (envelope-from ) id 1wpsbj-0000000023U-25Wg; Fri, 31 Jul 2026 19:09:23 +0000 Date: Sat, 01 Aug 2026 03:08:45 +0800 From: kernel test robot To: Gregory Price Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Subject: [gourryinverse:djhacks 18/38] mm/gup.c:2418:7: error: call to undeclared function 'folio_longterm_pin_forbidden'; ISO C99 and later do not support implicit function declarations Message-ID: <202608010245.2xosUIRm-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: tree: https://github.com/gourryinverse/linux djhacks head: 09de2580129cf36e7ed3de65282a91fe3cc29e24 commit: b44aca34818ebf7e2ef962e85b23c05bb7882c05 [18/38] mm: add N_MEMORY_LTPIN node state for longterm-pin eligible nodes config: hexagon-randconfig-002-20260801 (https://download.01.org/0day-ci/archive/20260801/202608010245.2xosUIRm-lkp@intel.com/config) compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260801/202608010245.2xosUIRm-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/202608010245.2xosUIRm-lkp@intel.com/ All errors (new ones prefixed by >>): >> mm/gup.c:2418:7: error: call to undeclared function 'folio_longterm_pin_forbidden'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 2418 | if (folio_longterm_pin_forbidden(folio)) | ^ 1 error generated. vim +/folio_longterm_pin_forbidden +2418 mm/gup.c 2409 2410 /* True if any folio sits on a node that doesn't support longterm pinning */ 2411 static bool pofs_has_ltpin_forbidden(struct pages_or_folios *pofs) 2412 { 2413 struct folio *folio; 2414 long i = 0; 2415 2416 for (folio = pofs_get_folio(pofs, i); folio; 2417 folio = pofs_next_folio(folio, pofs, &i)) { > 2418 if (folio_longterm_pin_forbidden(folio)) 2419 return true; 2420 } 2421 return false; 2422 } 2423 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki