diff options
Diffstat (limited to 'arch/Kconfig')
-rw-r--r-- | arch/Kconfig | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/arch/Kconfig b/arch/Kconfig index e5eb1337a537..acda512da2e2 100644 --- a/arch/Kconfig +++ b/arch/Kconfig | |||
@@ -42,15 +42,10 @@ config KPROBES | |||
42 | If in doubt, say "N". | 42 | If in doubt, say "N". |
43 | 43 | ||
44 | config OPTPROBES | 44 | config OPTPROBES |
45 | bool "Kprobes jump optimization support (EXPERIMENTAL)" | 45 | def_bool y |
46 | default y | 46 | depends on KPROBES && HAVE_OPTPROBES |
47 | depends on KPROBES | ||
48 | depends on !PREEMPT | 47 | depends on !PREEMPT |
49 | depends on HAVE_OPTPROBES | ||
50 | select KALLSYMS_ALL | 48 | select KALLSYMS_ALL |
51 | help | ||
52 | This option will allow kprobes to optimize breakpoint to | ||
53 | a jump for reducing its overhead. | ||
54 | 49 | ||
55 | config HAVE_EFFICIENT_UNALIGNED_ACCESS | 50 | config HAVE_EFFICIENT_UNALIGNED_ACCESS |
56 | bool | 51 | bool |
@@ -142,6 +137,17 @@ config HAVE_HW_BREAKPOINT | |||
142 | bool | 137 | bool |
143 | depends on PERF_EVENTS | 138 | depends on PERF_EVENTS |
144 | 139 | ||
140 | config HAVE_MIXED_BREAKPOINTS_REGS | ||
141 | bool | ||
142 | depends on HAVE_HW_BREAKPOINT | ||
143 | help | ||
144 | Depending on the arch implementation of hardware breakpoints, | ||
145 | some of them have separate registers for data and instruction | ||
146 | breakpoints addresses, others have mixed registers to store | ||
147 | them but define the access type in a control register. | ||
148 | Select this option if your arch implements breakpoints under the | ||
149 | latter fashion. | ||
150 | |||
145 | config HAVE_USER_RETURN_NOTIFIER | 151 | config HAVE_USER_RETURN_NOTIFIER |
146 | bool | 152 | bool |
147 | 153 | ||