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X-IronPort-AV: E=McAfee;i="6200,9189,10302"; a="257366511" X-IronPort-AV: E=Sophos;i="5.90,225,1643702400"; d="scan'208";a="257366511" Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Mar 2022 03:17:04 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,225,1643702400"; d="scan'208";a="503683920" Received: from lkp-server02.sh.intel.com (HELO 3231c491b0e2) ([10.239.97.151]) by orsmga003.jf.intel.com with ESMTP; 31 Mar 2022 03:17:02 -0700 Received: from kbuild by 3231c491b0e2 with local (Exim 4.95) (envelope-from ) id 1nZrrR-00009g-LK; Thu, 31 Mar 2022 10:17:01 +0000 Date: Thu, 31 Mar 2022 18:16:07 +0800 From: kernel test robot To: Sudarshan Rajagopalan Cc: kbuild-all@lists.01.org, GNU/Weeb Mailing List , linux-kernel@vger.kernel.org, Suren Baghdasaryan Subject: [ammarfaizi2-block:google/android/kernel/common/android12-trusty-5.10 1060/5872] arch/arm64/mm/mmu.c:1499:5: warning: no previous prototype for 'check_range_driver_managed' Message-ID: <202203311842.wFWvHrHn-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) List-Id: Hi Sudarshan, FYI, the error/warning still remains. tree: https://github.com/ammarfaizi2/linux-block google/android/kernel/common/android12-trusty-5.10 head: 07055bfd3d810d41a38354693dfaa55a6f8c0025 commit: 1b4aca7d82ae9b40145484fa09ceab38a6a06062 [1060/5872] ANDROID: arm64/mm: implement {populate/depopulate}_range_driver_managed config: arm64-buildonly-randconfig-r005-20220331 (https://download.01.org/0day-ci/archive/20220331/202203311842.wFWvHrHn-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/ammarfaizi2/linux-block/commit/1b4aca7d82ae9b40145484fa09ceab38a6a06062 git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block git fetch --no-tags ammarfaizi2-block google/android/kernel/common/android12-trusty-5.10 git checkout 1b4aca7d82ae9b40145484fa09ceab38a6a06062 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm64 SHELL=/bin/bash arch/arm64/mm/ drivers/gpu/drm/hisilicon/kirin/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> arch/arm64/mm/mmu.c:1499:5: warning: no previous prototype for 'check_range_driver_managed' [-Wmissing-prototypes] 1499 | int check_range_driver_managed(u64 start, u64 size, const char *resource_name) | ^~~~~~~~~~~~~~~~~~~~~~~~~~ In file included from include/linux/printk.h:7, from include/linux/kernel.h:16, from arch/arm64/mm/mmu.c:11: arch/arm64/mm/mmu.c: In function 'check_range_driver_managed': include/linux/kern_levels.h:5:25: warning: format '%lx' expects argument of type 'long unsigned int', but argument 3 has type 'u64' {aka 'long long unsigned int'} [-Wformat=] 5 | #define KERN_SOH "\001" /* ASCII Start Of Header */ | ^~~~~~ include/linux/kern_levels.h:11:25: note: in expansion of macro 'KERN_SOH' 11 | #define KERN_ERR KERN_SOH "3" /* error conditions */ | ^~~~~~~~ include/linux/printk.h:343:16: note: in expansion of macro 'KERN_ERR' 343 | printk(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__) | ^~~~~~~~ arch/arm64/mm/mmu.c:1509:17: note: in expansion of macro 'pr_err' 1509 | pr_err("%s: couldn't find memory resource for start 0x%lx\n", | ^~~~~~ vim +/check_range_driver_managed +1499 arch/arm64/mm/mmu.c 1498 > 1499 int check_range_driver_managed(u64 start, u64 size, const char *resource_name) 1500 { 1501 struct mem_section *ms; 1502 unsigned long pfn = __phys_to_pfn(start); 1503 unsigned long end_pfn = __phys_to_pfn(start + size); 1504 struct resource *res; 1505 unsigned long flags; 1506 1507 res = lookup_resource(&iomem_resource, start); 1508 if (!res) { 1509 pr_err("%s: couldn't find memory resource for start 0x%lx\n", 1510 __func__, start); 1511 return -EINVAL; 1512 } 1513 1514 flags = res->flags; 1515 1516 if (!(flags & IORESOURCE_SYSRAM_DRIVER_MANAGED) || 1517 strstr(resource_name, "System RAM (") != resource_name) 1518 return -EINVAL; 1519 1520 for (; pfn < end_pfn; pfn += PAGES_PER_SECTION) { 1521 ms = __pfn_to_section(pfn); 1522 if (early_section(ms)) 1523 return -EINVAL; 1524 } 1525 1526 return 0; 1527 } 1528 -- 0-DAY CI Kernel Test Service https://01.org/lkp