tree: https://git.kernel.org/pub/scm/linux/kernel/git/cdall/linux.git mmu-cache-unify-v5 head: b6d21da3939ac9d843181f7afdc0e23ae14b7986 commit: b6d21da3939ac9d843181f7afdc0e23ae14b7986 [7/7] KVM: mips: Move to common kvm_mmu_memcache infrastructure config: mips-allmodconfig (attached as .config) compiler: mips-linux-gcc (GCC) 7.4.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout b6d21da3939ac9d843181f7afdc0e23ae14b7986 # save the attached .config to linux build tree GCC_VERSION=7.4.0 make.cross ARCH=mips If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): In file included from include/linux/kvm_host.h:36:0, from arch/mips/kernel/asm-offsets.c:24: struct kvm_mmu_memcache mmu_page_cache; ^~~~~~~~~~~~~~ make[2]: *** [arch/mips/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [sub-make] Error 2 24 real 6 user 4 sys 42.39% cpu make prepare vim +/mmu_page_cache +370 arch/mips/include/asm/kvm_host.h 298 299 #define KVM_MIPS_GUEST_TLB_SIZE 64 300 struct kvm_vcpu_arch { 301 void *guest_ebase; 302 int (*vcpu_run)(struct kvm_run *run, struct kvm_vcpu *vcpu); 303 304 /* Host registers preserved across guest mode execution */ 305 unsigned long host_stack; 306 unsigned long host_gp; 307 unsigned long host_pgd; 308 unsigned long host_entryhi; 309 310 /* Host CP0 registers used when handling exits from guest */ 311 unsigned long host_cp0_badvaddr; 312 unsigned long host_cp0_epc; 313 u32 host_cp0_cause; 314 u32 host_cp0_guestctl0; 315 u32 host_cp0_badinstr; 316 u32 host_cp0_badinstrp; 317 318 /* GPRS */ 319 unsigned long gprs[32]; 320 unsigned long hi; 321 unsigned long lo; 322 unsigned long pc; 323 324 /* FPU State */ 325 struct mips_fpu_struct fpu; 326 /* Which auxiliary state is loaded (KVM_MIPS_AUX_*) */ 327 unsigned int aux_inuse; 328 329 /* COP0 State */ 330 struct mips_coproc *cop0; 331 332 /* Host KSEG0 address of the EI/DI offset */ 333 void *kseg0_commpage; 334 335 /* Resume PC after MMIO completion */ 336 unsigned long io_pc; 337 /* GPR used as IO source/target */ 338 u32 io_gpr; 339 340 struct hrtimer comparecount_timer; 341 /* Count timer control KVM register */ 342 u32 count_ctl; 343 /* Count bias from the raw time */ 344 u32 count_bias; 345 /* Frequency of timer in Hz */ 346 u32 count_hz; 347 /* Dynamic nanosecond bias (multiple of count_period) to avoid overflow */ 348 s64 count_dyn_bias; 349 /* Resume time */ 350 ktime_t count_resume; 351 /* Period of timer tick in ns */ 352 u64 count_period; 353 354 /* Bitmask of exceptions that are pending */ 355 unsigned long pending_exceptions; 356 357 /* Bitmask of pending exceptions to be cleared */ 358 unsigned long pending_exceptions_clr; 359 360 /* S/W Based TLB for guest */ 361 struct kvm_mips_tlb guest_tlb[KVM_MIPS_GUEST_TLB_SIZE]; 362 363 /* Guest kernel/user [partial] mm */ 364 struct mm_struct guest_kernel_mm, guest_user_mm; 365 366 /* Guest ASID of last user mode execution */ 367 unsigned int last_user_gasid; 368 369 /* Cache some mmu pages needed inside spinlock regions */ 371 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org Intel Corporation