diff options
Diffstat (limited to 'kernel/arch/Kconfig')
| -rw-r--r-- | kernel/arch/Kconfig | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/kernel/arch/Kconfig b/kernel/arch/Kconfig index cb27d367b..3b26d7693 100644 --- a/kernel/arch/Kconfig +++ b/kernel/arch/Kconfig @@ -2,6 +2,9 @@ # General architecture dependent options # +config KEXEC_CORE + bool + config OPROFILE tristate "OProfile system profiling" depends on PROFILING @@ -50,6 +53,7 @@ config KPROBES config JUMP_LABEL bool "Optimize very unlikely/likely branches" depends on HAVE_ARCH_JUMP_LABEL + depends on (!INTERRUPT_OFF_HIST && !PREEMPT_OFF_HIST && !WAKEUP_LATENCY_HIST && !MISSED_TIMER_OFFSETS_HIST) help This option enables a transparent branch optimization that makes certain almost-always-true or almost-always-false branch @@ -72,6 +76,12 @@ config JUMP_LABEL ( On 32-bit x86, the necessary options added to the compiler flags may increase the size of the kernel slightly. ) +config STATIC_KEYS_SELFTEST + bool "Static key selftest" + depends on JUMP_LABEL + help + Boot time self-test of the branch patching code. + config OPTPROBES def_bool y depends on KPROBES && HAVE_OPTPROBES @@ -88,7 +98,6 @@ config KPROBES_ON_FTRACE config UPROBES def_bool n - select PERCPU_RWSEM help Uprobes is the user-space counterpart to kprobes: they enable instrumentation applications (such as 'perf probe') @@ -222,6 +231,10 @@ config ARCH_TASK_STRUCT_ALLOCATOR config ARCH_THREAD_INFO_ALLOCATOR bool +# Select if arch wants to size task_struct dynamically via arch_task_struct_size: +config ARCH_WANTS_DYNAMIC_TASK_STRUCT + bool + config HAVE_REGS_AND_STACK_ACCESS_API bool help @@ -500,6 +513,13 @@ config ARCH_HAS_ELF_RANDOMIZE - arch_mmap_rnd() - arch_randomize_brk() +config HAVE_COPY_THREAD_TLS + bool + help + Architecture provides copy_thread_tls to accept tls argument via + normal C parameter passing, rather than extracting the syscall + argument from pt_regs. + # # ABI hall of shame # |