[errors] (.data+0x3ec): undefined reference to `sys_sigaltstack' arch/m32r/kernel/signal.c:214:34: error: 'struct sigaction' has no member named 'sa_restorer' arch/mips/include/asm/compat.h:302:2: error: unknown type name 'compat_sigset_t' include/uapi/asm-generic/unistd.h:399:1: error: 'sys_sigaltstack' undeclared here (not in a function) arch/powerpc/kernel/ppc32.h:72:2: error: unknown type name 'compat_stack_t' arch/powerpc/kernel/signal_32.c:795:6: error: implicit declaration of function '__compat_save_altstack' [-Werror=implicit-function-declaration] arch/powerpc/kernel/signal_32.c:997:2: error: implicit declaration of function 'compat_restore_altstack' [-Werror=implicit-function-declaration] arch/powerpc/perf/../kernel/ppc32.h:63:2: error: unknown type name 'compat_stack_t' (.text+0x7e78): undefined reference to `.compat_sys_sched_rr_get_interval_wrapper' machine_kexec.c:(.rodata+0x2a68): undefined reference to `compat_sys_sigaction' arch/sparc/kernel/signal32.c:64:2: error: unknown type name 'compat_stack_t' arch/sparc/kernel/signal32.c:296:2: error: implicit declaration of function 'compat_restore_altstack' [-Werror=implicit-function-declaration] arch/sparc/kernel/signal32.c:633:2: error: implicit declaration of function '__compat_save_altstack' [-Werror=implicit-function-declaration] arch/sparc/kernel/sys_sparc32.c:255:1: error: conflicting types for 'compat_sys_rt_sigaction' include/uapi/asm-generic/unistd.h:399:1: error: 'compat_sys_sigaltstack' undeclared here (not in a function) arch/tile/kernel/compat_signal.c:47:30: error: field 'uc_stack' has incomplete type arch/tile/kernel/compat_signal.c:211:2: error: implicit declaration of function 'compat_restore_altstack' arch/tile/kernel/compat_signal.c:288:2: error: implicit declaration of function '__compat_save_altstack' include/linux/signal.h:253:8: error: redefinition of 'struct k_sigaction' include/linux/signal.h:254:8: error: redefinition of 'struct sigaction' include/linux/signal.h:258:2: error: unknown type name '__sigrestore_t' --- 0-DAY kernel build testing backend Open Source Technology Center Fengguang Wu, Yuanhan Liu Intel Corporation -- To unsubscribe from this list: send the line "unsubscribe kernel-janitors" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html