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Message-ID: <202306071357.IBYToqAc-lkp@intel.com>
Date: Wed, 7 Jun 2023 14:11:18 +0800
From: kernel test robot <lkp@...el.com>
To: Alexandre Ghiti <alexghiti@...osinc.com>,
Paul Walmsley <paul.walmsley@...ive.com>,
Palmer Dabbelt <palmer@...belt.com>,
Albert Ou <aou@...s.berkeley.edu>,
Ard Biesheuvel <ardb@...nel.org>,
linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
linux-efi@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Cc: llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev,
Alexandre Ghiti <alexghiti@...osinc.com>
Subject: Re: [PATCH v3 3/5] arm64: libstub: Move KASLR handling functions to
efi-stub-helper.c
Hi Alexandre,
kernel test robot noticed the following build warnings:
[auto build test WARNING on efi/next]
[also build test WARNING on linus/master v6.4-rc5 next-20230606]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Alexandre-Ghiti/riscv-Introduce-virtual-kernel-mapping-KASLR/20230606-203849
base: https://git.kernel.org/pub/scm/linux/kernel/git/efi/efi.git next
patch link: https://lore.kernel.org/r/20230606123242.20804-4-alexghiti%40rivosinc.com
patch subject: [PATCH v3 3/5] arm64: libstub: Move KASLR handling functions to efi-stub-helper.c
config: i386-randconfig-i063-20230607 (https://download.01.org/0day-ci/archive/20230607/202306071357.IBYToqAc-lkp@intel.com/config)
compiler: clang version 15.0.7 (https://github.com/llvm/llvm-project.git 8dfdcc7b7bf66834a761bd8de445840ef68e4d1a)
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
git remote add efi https://git.kernel.org/pub/scm/linux/kernel/git/efi/efi.git
git fetch efi next
git checkout efi/next
b4 shazam https://lore.kernel.org/r/20230606123242.20804-4-alexghiti@rivosinc.com
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=i386 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang ~/bin/make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/firmware/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202306071357.IBYToqAc-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from drivers/firmware/efi/libstub/x86-stub.c:19:
>> drivers/firmware/efi/libstub/efistub.h:1145:59: warning: non-void function does not return a value [-Wreturn-type]
static inline unsigned long efi_get_kimg_min_align(void) {}
^
1 warning generated.
--
In file included from drivers/firmware/efi/libstub/efi-stub-helper.c:17:
>> drivers/firmware/efi/libstub/efistub.h:1145:59: warning: non-void function does not return a value [-Wreturn-type]
static inline unsigned long efi_get_kimg_min_align(void) {}
^
drivers/firmware/efi/libstub/efi-stub-helper.c:867:2: warning: call to undeclared function 'caches_clean_inval_pou'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
caches_clean_inval_pou(*image_addr, *image_addr + kernel_codesize);
^
2 warnings generated.
vim +1145 drivers/firmware/efi/libstub/efistub.h
1143
1144 #ifndef efi_get_kimg_min_align
> 1145 static inline unsigned long efi_get_kimg_min_align(void) {}
1146 #define efi_get_kimg_min_align efi_get_kimg_min_align
1147 #endif
1148
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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