diff options
Diffstat (limited to 'arch/Kconfig')
| -rw-r--r-- | arch/Kconfig | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/Kconfig b/arch/Kconfig index 06a13729c8d..e5eb1337a53 100644 --- a/arch/Kconfig +++ b/arch/Kconfig @@ -41,6 +41,17 @@ config KPROBES for kernel debugging, non-intrusive instrumentation and testing. If in doubt, say "N". +config OPTPROBES + bool "Kprobes jump optimization support (EXPERIMENTAL)" + default y + depends on KPROBES + depends on !PREEMPT + depends on HAVE_OPTPROBES + select KALLSYMS_ALL + help + This option will allow kprobes to optimize breakpoint to + a jump for reducing its overhead. + config HAVE_EFFICIENT_UNALIGNED_ACCESS bool help @@ -83,6 +94,8 @@ config HAVE_KPROBES config HAVE_KRETPROBES bool +config HAVE_OPTPROBES + bool # # An arch should select this if it provides all these things: # @@ -105,6 +118,14 @@ config HAVE_DMA_ATTRS config USE_GENERIC_SMP_HELPERS bool +config HAVE_REGS_AND_STACK_ACCESS_API + bool + help + This symbol should be selected by an architecure if it supports + the API needed to access registers and stack entries from pt_regs, + declared in asm/ptrace.h + For example the kprobes-based event tracer needs this API. + config HAVE_CLK bool help |