tree: https://gitee.com/openeuler/kernel.git OLK-5.10 head: 1588d318a9e388d05b6cf5e2a63134c8beb6a355 commit: f4128ae8e6ff03b4c805707fe75d0345797f7f53 [3418/3418] sched: Add cluster scheduler level for x86 config: x86_64-randconfig-121-20251217 (https://download.01.org/0day-ci/archive/20251222/202512222106.0whCMuCB-lkp@i...) compiler: gcc-12 (Debian 12.4.0-5) 12.4.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251222/202512222106.0whCMuCB-lkp@i...) 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/202512222106.0whCMuCB-lkp@intel.com/ sparse warnings: (new ones prefixed by >>)
arch/x86/kernel/cpu/common.c:92:16: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] __percpu *__vpp_verify @@ got unsigned short * @@ arch/x86/kernel/cpu/common.c:92:16: sparse: expected void const [noderef] __percpu *__vpp_verify arch/x86/kernel/cpu/common.c:92:16: sparse: got unsigned short * arch/x86/kernel/cpu/common.c:1901:1: sparse: sparse: symbol 'fixed_percpu_data' redeclared with different type (different address spaces): arch/x86/kernel/cpu/common.c:1901:1: sparse: struct fixed_percpu_data [addressable] [noderef] [toplevel] __percpu fixed_percpu_data arch/x86/kernel/cpu/common.c: note: in included file (through arch/x86/include/asm/cpufeature.h, arch/x86/include/asm/thread_info.h, include/linux/thread_bits.h, ...): arch/x86/include/asm/processor.h:470:1: sparse: note: previously declared as: arch/x86/include/asm/processor.h:470:1: sparse: struct fixed_percpu_data extern [addressable] [toplevel] fixed_percpu_data arch/x86/kernel/cpu/common.c:144:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff) arch/x86/kernel/cpu/common.c:145:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff) arch/x86/kernel/cpu/common.c:146:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff) arch/x86/kernel/cpu/common.c:147:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff) arch/x86/kernel/cpu/common.c:148:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff) arch/x86/kernel/cpu/common.c:149:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff) arch/x86/include/asm/processor.h:474:31: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const [noderef] __percpu *__vpp_verify @@ got char ( * )[40] @@ arch/x86/include/asm/processor.h:474:31: sparse: expected void const [noderef] __percpu *__vpp_verify arch/x86/include/asm/processor.h:474:31: sparse: got char ( * )[40]
vim +92 arch/x86/kernel/cpu/common.c f8b64d08dde271 Borislav Petkov 2018-04-27 89 6f01df96c462b7 Kim Phillips 2021-08-17 90 u16 get_llc_id(unsigned int cpu) 6f01df96c462b7 Kim Phillips 2021-08-17 91 { 6f01df96c462b7 Kim Phillips 2021-08-17 @92 return per_cpu(cpu_llc_id, cpu); 6f01df96c462b7 Kim Phillips 2021-08-17 93 } 6f01df96c462b7 Kim Phillips 2021-08-17 94 EXPORT_SYMBOL_GPL(get_llc_id); 6f01df96c462b7 Kim Phillips 2021-08-17 95 :::::: The code at line 92 was first introduced by commit :::::: 6f01df96c462b77915b27d404152c47e75e879cf x86/cpu: Add get_llc_id() helper function :::::: TO: Kim Phillips <kim.phillips@amd.com> :::::: CC: Xie Haocheng <haocheng.xie@amd.com> -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki