From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9A29933302; Fri, 2 Jun 2023 18:47:56 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1685731676; x=1717267676; h=date:from:to:cc:subject:message-id:mime-version; bh=GV3e0+xD0IR/oofWLr1mnA26oTjFBskUAl5J35AOoeA=; b=SACuFhMQX5YiuEuFDLK57GIFVc5j5RvAod6ebqp2OEfIcGulyDAHJAyT EfkWMC8MOUHGPp1fSfBCUFoOx+Z5hOsarB0h916Lm8UVf+TTAb1+JLCgL uPvHsCHuJ1wq3QOUs7/3ropWnsSFWI7JILL404JSTVfxb791YMY7w9gX7 5tUhbN4HhrCWZimVj5QEx+iWF+EL2WYGRekPCAsVvXn2I97u8NulLZUrT bxzB+FCwRX+DwVPt6Zucy7sNygBSQbabL65aUqqEOfFA7oDWrft0EEJEd caAqF4yT33Etrv6pKB8U5OsLYW+2XkiGbegZ5C8G5t+rHevv+OCklc6Lu w==; X-IronPort-AV: E=McAfee;i="6600,9927,10729"; a="335553716" X-IronPort-AV: E=Sophos;i="6.00,213,1681196400"; d="scan'208";a="335553716" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Jun 2023 11:47:55 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10729"; a="797690949" X-IronPort-AV: E=Sophos;i="6.00,213,1681196400"; d="scan'208";a="797690949" Received: from lkp-server01.sh.intel.com (HELO 15ab08e44a81) ([10.239.97.150]) by FMSMGA003.fm.intel.com with ESMTP; 02 Jun 2023 11:47:54 -0700 Received: from kbuild by 15ab08e44a81 with local (Exim 4.96) (envelope-from ) id 1q59oX-0000px-34; Fri, 02 Jun 2023 18:47:53 +0000 Date: Sat, 3 Jun 2023 02:47:00 +0800 From: kernel test robot To: "Mike Rapoport (IBM)" Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Mike Rapoport Subject: [rppt:jitalloc/v0.1 12/15] arch/s390/mm/init.c:325:48: error: call to undeclared function 'get_module_load_offset'; ISO C99 and later do not support implicit function declarations Message-ID: <202306030202.7z8cyTCe-lkp@intel.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline tree: https://git.kernel.org/pub/scm/linux/kernel/git/rppt/linux.git jitalloc/v0.1 head: ee9292c97c0c221b03b6a12402596b1829dd2bd0 commit: 400757f3295e882e8a562583b8b8ee77e696c47c [12/15] arch: make jitalloc setup available regardless of CONFIG_MODULES config: s390-randconfig-r014-20230531 (https://download.01.org/0day-ci/archive/20230603/202306030202.7z8cyTCe-lkp@intel.com/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project 4faf3aaf28226a4e950c103a14f6fc1d1fdabb1b) reproduce (this is a W=1 build): mkdir -p ~/bin wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install s390 cross compiling tool for clang build # apt-get install binutils-s390x-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/rppt/linux.git/commit/?id=400757f3295e882e8a562583b8b8ee77e696c47c git remote add rppt https://git.kernel.org/pub/scm/linux/kernel/git/rppt/linux.git git fetch --no-tags rppt jitalloc/v0.1 git checkout 400757f3295e882e8a562583b8b8ee77e696c47c # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=s390 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash arch/s390/mm/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202306030202.7z8cyTCe-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from arch/s390/mm/init.c:25: In file included from include/linux/memblock.h:13: In file included from arch/s390/include/asm/dma.h:5: In file included from arch/s390/include/asm/io.h:75: include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] val = __raw_readb(PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); ~~~~~~~~~~ ^ include/uapi/linux/byteorder/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu' #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x)) ^ include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16' #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x)) ^ In file included from arch/s390/mm/init.c:25: In file included from include/linux/memblock.h:13: In file included from arch/s390/include/asm/dma.h:5: In file included from arch/s390/include/asm/io.h:75: include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); ~~~~~~~~~~ ^ include/uapi/linux/byteorder/big_endian.h:35:59: note: expanded from macro '__le32_to_cpu' #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x)) ^ include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32' #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x)) ^ In file included from arch/s390/mm/init.c:25: In file included from include/linux/memblock.h:13: In file included from arch/s390/include/asm/dma.h:5: In file included from arch/s390/include/asm/io.h:75: include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writeb(value, PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] readsb(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ include/asm-generic/io.h:700:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] readsw(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ include/asm-generic/io.h:708:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] readsl(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ include/asm-generic/io.h:717:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] writesb(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ include/asm-generic/io.h:726:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] writesw(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ include/asm-generic/io.h:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] writesl(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ >> arch/s390/mm/init.c:325:48: error: call to undeclared function 'get_module_load_offset'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] jit_alloc_params.text.start = MODULES_VADDR + get_module_load_offset(); ^ 12 warnings and 1 error generated. vim +/get_module_load_offset +325 arch/s390/mm/init.c 322 323 struct jit_alloc_params *jit_alloc_arch_params(void) 324 { > 325 jit_alloc_params.text.start = MODULES_VADDR + get_module_load_offset(); -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki