Messages in this thread | | | From | Nick Desaulniers <> | Date | Mon, 11 Dec 2023 13:36:22 -0800 | Subject | Re: arch/mips/include/asm/mipsregs.h:2791:3: error: instruction requires a CPU feature not currently enabled |
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On Mon, Dec 11, 2023 at 9:48 AM kernel test robot <lkp@intel.com> wrote: > > Hi Nick, > > FYI, the error/warning still remains. > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > head: a39b6ac3781d46ba18193c9dbb2110f31e9bffe9 > commit: f12b034afeb3a977bbb1c6584dedc0f3dc666f14 scripts/Makefile.clang: default to LLVM_IAS=1 > date: 2 years, 4 months ago > config: mips-malta_kvm_defconfig (https://download.01.org/0day-ci/archive/20231212/202312120116.CP1IYKWT-lkp@intel.com/config) > compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git ae42196bc493ffe877a7e3dff8be32035dea4d07) > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231212/202312120116.CP1IYKWT-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/202312120116.CP1IYKWT-lkp@intel.com/ > > All errors (new ones prefixed by >>): > > In file included from arch/mips/kvm/tlb.c:13: > In file included from include/linux/sched.h:12: > In file included from ./arch/mips/include/generated/asm/current.h:1: > In file included from include/asm-generic/current.h:5: > In file included from include/linux/thread_info.h:14: > In file included from include/linux/restart_block.h:10: > In file included from include/linux/time64.h:5: > In file included from include/linux/math64.h:6: > In file included from include/linux/math.h:5: > In file included from arch/mips/include/asm/div64.h:89: > In file included from include/asm-generic/div64.h:55: > In file included from include/linux/log2.h:12: > In file included from include/linux/bitops.h:32: > In file included from arch/mips/include/asm/bitops.h:19: > In file included from arch/mips/include/asm/barrier.h:11: > In file included from arch/mips/include/asm/addrspace.h:13: > In file included from arch/mips/include/asm/mach-malta/spaces.h:44: > In file included from arch/mips/include/asm/mach-generic/spaces.h:15: > >> arch/mips/include/asm/mipsregs.h:2791:3: error: instruction requires a CPU feature not currently enabled > _ASM_SET_VIRT > ^ > arch/mips/include/asm/mipsregs.h:2073:36: note: expanded from macro '_ASM_SET_VIRT' > #define _ASM_SET_VIRT ".set\tvirt\n\t" > ^ > <inline asm>:4:2: note: instantiated into assembly here > tlbgp > ^
https://github.com/ClangBuiltLinux/linux/issues/1532
> In file included from arch/mips/kvm/tlb.c:13: > In file included from include/linux/sched.h:12: > In file included from ./arch/mips/include/generated/asm/current.h:1: > In file included from include/asm-generic/current.h:5: > In file included from include/linux/thread_info.h:14: > In file included from include/linux/restart_block.h:10: > In file included from include/linux/time64.h:5: > In file included from include/linux/math64.h:6: > In file included from include/linux/math.h:5: > In file included from arch/mips/include/asm/div64.h:89: > In file included from include/asm-generic/div64.h:55: > In file included from include/linux/log2.h:12: > In file included from include/linux/bitops.h:32: > In file included from arch/mips/include/asm/bitops.h:19: > In file included from arch/mips/include/asm/barrier.h:11: > In file included from arch/mips/include/asm/addrspace.h:13: > In file included from arch/mips/include/asm/mach-malta/spaces.h:44: > In file included from arch/mips/include/asm/mach-generic/spaces.h:15: > arch/mips/include/asm/mipsregs.h:2801:3: error: instruction requires a CPU feature not currently enabled > _ASM_SET_VIRT > ^ > arch/mips/include/asm/mipsregs.h:2073:36: note: expanded from macro '_ASM_SET_VIRT' > #define _ASM_SET_VIRT ".set\tvirt\n\t" > ^ > <inline asm>:4:2: note: instantiated into assembly here > tlbgr > ^ > In file included from arch/mips/kvm/tlb.c:13: > In file included from include/linux/sched.h:12: > In file included from ./arch/mips/include/generated/asm/current.h:1: > In file included from include/asm-generic/current.h:5: > In file included from include/linux/thread_info.h:14: > In file included from include/linux/restart_block.h:10: > In file included from include/linux/time64.h:5: > In file included from include/linux/math64.h:6: > In file included from include/linux/math.h:5: > In file included from arch/mips/include/asm/div64.h:89: > In file included from include/asm-generic/div64.h:55: > In file included from include/linux/log2.h:12: > In file included from include/linux/bitops.h:32: > In file included from arch/mips/include/asm/bitops.h:19: > In file included from arch/mips/include/asm/barrier.h:11: > In file included from arch/mips/include/asm/addrspace.h:13: > In file included from arch/mips/include/asm/mach-malta/spaces.h:44: > In file included from arch/mips/include/asm/mach-generic/spaces.h:15: > arch/mips/include/asm/mipsregs.h:2811:3: error: instruction requires a CPU feature not currently enabled > _ASM_SET_VIRT > ^ > arch/mips/include/asm/mipsregs.h:2073:36: note: expanded from macro '_ASM_SET_VIRT' > #define _ASM_SET_VIRT ".set\tvirt\n\t" > ^ > <inline asm>:4:2: note: instantiated into assembly here > tlbgwi > ^ > In file included from arch/mips/kvm/tlb.c:13: > In file included from include/linux/sched.h:12: > In file included from ./arch/mips/include/generated/asm/current.h:1: > In file included from include/asm-generic/current.h:5: > In file included from include/linux/thread_info.h:14: > In file included from include/linux/restart_block.h:10: > In file included from include/linux/time64.h:5: > In file included from include/linux/math64.h:6: > In file included from include/linux/math.h:5: > In file included from arch/mips/include/asm/div64.h:89: > In file included from include/asm-generic/div64.h:55: > In file included from include/linux/log2.h:12: > In file included from include/linux/bitops.h:32: > In file included from arch/mips/include/asm/bitops.h:19: > In file included from arch/mips/include/asm/barrier.h:11: > In file included from arch/mips/include/asm/addrspace.h:13: > In file included from arch/mips/include/asm/mach-malta/spaces.h:44: > In file included from arch/mips/include/asm/mach-generic/spaces.h:15: > arch/mips/include/asm/mipsregs.h:2801:3: error: instruction requires a CPU feature not currently enabled > _ASM_SET_VIRT > ^ > arch/mips/include/asm/mipsregs.h:2073:36: note: expanded from macro '_ASM_SET_VIRT' > #define _ASM_SET_VIRT ".set\tvirt\n\t" > ^ > <inline asm>:4:2: note: instantiated into assembly here > tlbgr > ^ > In file included from arch/mips/kvm/tlb.c:13: > In file included from include/linux/sched.h:12: > In file included from ./arch/mips/include/generated/asm/current.h:1: > In file included from include/asm-generic/current.h:5: > In file included from include/linux/thread_info.h:14: > In file included from include/linux/restart_block.h:10: > In file included from include/linux/time64.h:5: > In file included from include/linux/math64.h:6: > In file included from include/linux/math.h:5: > In file included from arch/mips/include/asm/div64.h:89: > In file included from include/asm-generic/div64.h:55: > > > vim +2791 arch/mips/include/asm/mipsregs.h > > ^1da177e4c3f41 include/asm-mips/mipsregs.h Linus Torvalds 2005-04-16 2780 > ^1da177e4c3f41 include/asm-mips/mipsregs.h Linus Torvalds 2005-04-16 2781 /* > 7eb91118227d71 arch/mips/include/asm/mipsregs.h James Hogan 2016-05-11 2782 * Guest TLB operations. > 7eb91118227d71 arch/mips/include/asm/mipsregs.h James Hogan 2016-05-11 2783 * > 7eb91118227d71 arch/mips/include/asm/mipsregs.h James Hogan 2016-05-11 2784 * It is responsibility of the caller to take care of any TLB hazards. > ^1da177e4c3f41 include/asm-mips/mipsregs.h Linus Torvalds 2005-04-16 2785 */ > 7eb91118227d71 arch/mips/include/asm/mipsregs.h James Hogan 2016-05-11 2786 static inline void guest_tlb_probe(void) > 7eb91118227d71 arch/mips/include/asm/mipsregs.h James Hogan 2016-05-11 2787 { > 7eb91118227d71 arch/mips/include/asm/mipsregs.h James Hogan 2016-05-11 2788 __asm__ __volatile__( > 7eb91118227d71 arch/mips/include/asm/mipsregs.h James Hogan 2016-05-11 2789 ".set push\n\t" > 7eb91118227d71 arch/mips/include/asm/mipsregs.h James Hogan 2016-05-11 2790 ".set noreorder\n\t" > 00b4eb408aaff2 arch/mips/include/asm/mipsregs.h James Hogan 2017-11-22 @2791 _ASM_SET_VIRT > 7eb91118227d71 arch/mips/include/asm/mipsregs.h James Hogan 2016-05-11 2792 "tlbgp\n\t" > 7eb91118227d71 arch/mips/include/asm/mipsregs.h James Hogan 2016-05-11 2793 ".set pop"); > 7eb91118227d71 arch/mips/include/asm/mipsregs.h James Hogan 2016-05-11 2794 } > 7eb91118227d71 arch/mips/include/asm/mipsregs.h James Hogan 2016-05-11 2795 > > :::::: The code at line 2791 was first introduced by commit > :::::: 00b4eb408aaff21aeb806de24c5ff25b398083a4 MIPS: VZ: Update helpers to use new asm macros > > :::::: TO: James Hogan <jhogan@kernel.org> > :::::: CC: James Hogan <jhogan@kernel.org> > > -- > 0-DAY CI Kernel Test Service > https://github.com/intel/lkp-tests/wiki
-- Thanks, ~Nick Desaulniers
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