Re: [PATCH v2] aarch64: vdso: Wire up getrandom() vDSO implementation

[kernel test robot <lkp@intel.com>]

Hi Adhemerval,

kernel test robot noticed the following build errors:

[auto build test ERROR on crng-random/master]
[also build test ERROR on next-20240830]
[cannot apply to arm64/for-next/core shuah-kselftest/next shuah-kselftest/fixes linus/master v6.11-rc5]
[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/Adhemerval-Zanella/aarch64-vdso-Wire-up-getrandom-vDSO-implementation/20240830-041912
base:   https://git.kernel.org/pub/scm/linux/kernel/git/crng/random.git master
patch link:    https://lore.kernel.org/r/20240829201728.2825-1-adhemerval.zanella%40linaro.org
patch subject: [PATCH v2] aarch64: vdso: Wire up getrandom() vDSO implementation
config: arm64-allyesconfig (https://download.01.org/0day-ci/archive/20240831/202408310030.S5ZNwLWz-lkp@intel.com/config)
compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 46fe36a4295f05d5d3731762e31fc4e6e99863e9)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240831/202408310030.S5ZNwLWz-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202408310030.S5ZNwLWz-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from arch/arm64/kernel/asm-offsets.c:10:
   In file included from include/linux/arm_sdei.h:8:
   In file included from include/acpi/ghes.h:5:
   In file included from include/acpi/apei.h:9:
   In file included from include/linux/acpi.h:39:
   In file included from include/acpi/acpi_io.h:7:
   In file included from arch/arm64/include/asm/acpi.h:14:
   In file included from include/linux/memblock.h:12:
   In file included from include/linux/mm.h:2228:
   include/linux/vmstat.h:503:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     503 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     504 |                            item];
         |                            ~~~~
   include/linux/vmstat.h:510:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     510 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     511 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   include/linux/vmstat.h:517:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     517 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
   include/linux/vmstat.h:523:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     523 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     524 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   4 warnings generated.
   In file included from <built-in>:4:
   In file included from lib/vdso/getrandom.c:8:
   In file included from include/linux/mm.h:2228:
   include/linux/vmstat.h:503:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     503 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     504 |                            item];
         |                            ~~~~
   include/linux/vmstat.h:510:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     510 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     511 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   include/linux/vmstat.h:517:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion]
     517 |         return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_"
         |                               ~~~~~~~~~~~ ^ ~~~
   include/linux/vmstat.h:523:43: warning: arithmetic between different enumeration types ('enum zone_stat_item' and 'enum numa_stat_item') [-Wenum-enum-conversion]
     523 |         return vmstat_text[NR_VM_ZONE_STAT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~ ^
     524 |                            NR_VM_NUMA_EVENT_ITEMS +
         |                            ~~~~~~~~~~~~~~~~~~~~~~
   In file included from <built-in>:4:
   In file included from lib/vdso/getrandom.c:12:
   In file included from arch/arm64/include/asm/vdso/getrandom.h:8:
>> arch/arm64/include/asm/vdso.h:25:10: fatal error: 'generated/vdso-offsets.h' file not found
      25 | #include <generated/vdso-offsets.h>
         |          ^~~~~~~~~~~~~~~~~~~~~~~~~~
   4 warnings and 1 error generated.
   make[3]: *** [scripts/Makefile.build:244: arch/arm64/kernel/vdso/vgetrandom.o] Error 1
   make[3]: Target 'include/generated/vdso-offsets.h' not remade because of errors.
   make[3]: Target 'arch/arm64/kernel/vdso/vdso.so' not remade because of errors.
   make[2]: *** [arch/arm64/Makefile:217: vdso_prepare] Error 2
   make[2]: Target 'prepare' not remade because of errors.
   make[1]: *** [Makefile:224: __sub-make] Error 2
   make[1]: Target 'prepare' not remade because of errors.
   make: *** [Makefile:224: __sub-make] Error 2
   make: Target 'prepare' not remade because of errors.


vim +25 arch/arm64/include/asm/vdso.h

0a7927d2b89e55 Adhemerval Zanella 2024-08-29  24  
9031fefde6f2ac Will Deacon        2012-03-05 @25  #include <generated/vdso-offsets.h>
9031fefde6f2ac Will Deacon        2012-03-05  26  

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki