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Diffstat (limited to 'kernel/Kconfig.instrumentation')
-rw-r--r-- | kernel/Kconfig.instrumentation | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/kernel/Kconfig.instrumentation b/kernel/Kconfig.instrumentation new file mode 100644 index 000000000000..ba5c05ca2a91 --- /dev/null +++ b/kernel/Kconfig.instrumentation | |||
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1 | menuconfig INSTRUMENTATION | ||
2 | bool "Instrumentation Support" | ||
3 | default y | ||
4 | ---help--- | ||
5 | Say Y here to get to see options related to performance measurement, | ||
6 | system-wide debugging, and testing. This option alone does not add any | ||
7 | kernel code. | ||
8 | |||
9 | If you say N, all options in this submenu will be skipped and | ||
10 | disabled. If you're trying to debug the kernel itself, go see the | ||
11 | Kernel Hacking menu. | ||
12 | |||
13 | if INSTRUMENTATION | ||
14 | |||
15 | config PROFILING | ||
16 | bool "Profiling support (EXPERIMENTAL)" | ||
17 | help | ||
18 | Say Y here to enable the extended profiling support mechanisms used | ||
19 | by profilers such as OProfile. | ||
20 | |||
21 | config OPROFILE | ||
22 | tristate "OProfile system profiling (EXPERIMENTAL)" | ||
23 | depends on PROFILING | ||
24 | depends on ALPHA || ARM || BLACKFIN || X86_32 || IA64 || M32R || MIPS || PARISC || PPC || S390 || SUPERH || SPARC || X86_64 | ||
25 | help | ||
26 | OProfile is a profiling system capable of profiling the | ||
27 | whole system, include the kernel, kernel modules, libraries, | ||
28 | and applications. | ||
29 | |||
30 | If unsure, say N. | ||
31 | |||
32 | config KPROBES | ||
33 | bool "Kprobes" | ||
34 | depends on KALLSYMS && MODULES | ||
35 | depends on X86_32 || IA64 || PPC || S390 || SPARC64 || X86_64 || AVR32 | ||
36 | help | ||
37 | Kprobes allows you to trap at almost any kernel address and | ||
38 | execute a callback function. register_kprobe() establishes | ||
39 | a probepoint and specifies the callback. Kprobes is useful | ||
40 | for kernel debugging, non-intrusive instrumentation and testing. | ||
41 | If in doubt, say "N". | ||
42 | |||
43 | endif # INSTRUMENTATION | ||