diff options
Diffstat (limited to 'arch/x86/Kconfig')
| -rw-r--r-- | arch/x86/Kconfig | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 2e8f6fd28e59..762a0b6ab8b6 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -188,7 +188,7 @@ config X86 select HAVE_CONTEXT_TRACKING if X86_64 select HAVE_CONTEXT_TRACKING_OFFSTACK if HAVE_CONTEXT_TRACKING select HAVE_C_RECORDMCOUNT - select HAVE_OBJTOOL_MCOUNT if STACK_VALIDATION + select HAVE_OBJTOOL_MCOUNT if HAVE_OBJTOOL select HAVE_BUILDTIME_MCOUNT_SORT select HAVE_DEBUG_KMEMLEAK select HAVE_DMA_CONTIGUOUS @@ -212,6 +212,7 @@ config X86 select HAVE_IOREMAP_PROT select HAVE_IRQ_EXIT_ON_IRQ_STACK if X86_64 select HAVE_IRQ_TIME_ACCOUNTING + select HAVE_JUMP_LABEL_HACK if HAVE_OBJTOOL select HAVE_KERNEL_BZIP2 select HAVE_KERNEL_GZIP select HAVE_KERNEL_LZ4 @@ -230,7 +231,10 @@ config X86 select HAVE_MOD_ARCH_SPECIFIC select HAVE_MOVE_PMD select HAVE_MOVE_PUD + select HAVE_NOINSTR_HACK if HAVE_OBJTOOL select HAVE_NMI + select HAVE_NOINSTR_VALIDATION if HAVE_OBJTOOL + select HAVE_OBJTOOL if X86_64 select HAVE_OPTPROBES select HAVE_PCSPKR_PLATFORM select HAVE_PERF_EVENTS @@ -239,17 +243,17 @@ config X86 select HAVE_PCI select HAVE_PERF_REGS select HAVE_PERF_USER_STACK_DUMP - select MMU_GATHER_RCU_TABLE_FREE if PARAVIRT + select MMU_GATHER_RCU_TABLE_FREE if PARAVIRT select HAVE_POSIX_CPU_TIMERS_TASK_WORK select HAVE_REGS_AND_STACK_ACCESS_API - select HAVE_RELIABLE_STACKTRACE if X86_64 && (UNWINDER_FRAME_POINTER || UNWINDER_ORC) && STACK_VALIDATION + select HAVE_RELIABLE_STACKTRACE if UNWINDER_ORC || STACK_VALIDATION select HAVE_FUNCTION_ARG_ACCESS_API select HAVE_SETUP_PER_CPU_AREA select HAVE_SOFTIRQ_ON_OWN_STACK select HAVE_STACKPROTECTOR if CC_HAS_SANE_STACKPROTECTOR - select HAVE_STACK_VALIDATION if X86_64 + select HAVE_STACK_VALIDATION if HAVE_OBJTOOL select HAVE_STATIC_CALL - select HAVE_STATIC_CALL_INLINE if HAVE_STACK_VALIDATION + select HAVE_STATIC_CALL_INLINE if HAVE_OBJTOOL select HAVE_PREEMPT_DYNAMIC_CALL select HAVE_RSEQ select HAVE_SYSCALL_TRACEPOINTS @@ -268,7 +272,6 @@ config X86 select RTC_MC146818_LIB select SPARSE_IRQ select SRCU - select STACK_VALIDATION if HAVE_STACK_VALIDATION && (HAVE_STATIC_CALL_INLINE || RETPOLINE) select SYSCTL_EXCEPTION_TRACE select THREAD_INFO_IN_TASK select TRACE_IRQFLAGS_SUPPORT @@ -459,6 +462,7 @@ config GOLDFISH config RETPOLINE bool "Avoid speculative indirect branches in kernel" + select OBJTOOL if HAVE_OBJTOOL default y help Compile kernel with the retpoline compiler options to guard against @@ -472,6 +476,7 @@ config CC_HAS_SLS config SLS bool "Mitigate Straight-Line-Speculation" depends on CC_HAS_SLS && X86_64 + select OBJTOOL if HAVE_OBJTOOL default n help Compile the kernel with straight-line-speculation options to guard @@ -1859,9 +1864,10 @@ config CC_HAS_IBT config X86_KERNEL_IBT prompt "Indirect Branch Tracking" bool - depends on X86_64 && CC_HAS_IBT && STACK_VALIDATION + depends on X86_64 && CC_HAS_IBT && HAVE_OBJTOOL # https://github.com/llvm/llvm-project/commit/9d7001eba9c4cb311e03cd8cdc231f9e579f2d0f depends on !LD_IS_LLD || LLD_VERSION >= 140000 + select OBJTOOL help Build the kernel with support for Indirect Branch Tracking, a hardware support course-grain forward-edge Control Flow Integrity |