diff options
Diffstat (limited to 'arch/Kconfig')
-rw-r--r-- | arch/Kconfig | 14 |
1 files changed, 10 insertions, 4 deletions
diff --git a/arch/Kconfig b/arch/Kconfig index 284f5898f526..cca5b545d806 100644 --- a/arch/Kconfig +++ b/arch/Kconfig | |||
@@ -66,13 +66,19 @@ config OPTPROBES | |||
66 | depends on !PREEMPT | 66 | depends on !PREEMPT |
67 | 67 | ||
68 | config UPROBES | 68 | config UPROBES |
69 | bool "User-space probes (EXPERIMENTAL)" | 69 | bool "Transparent user-space probes (EXPERIMENTAL)" |
70 | depends on ARCH_SUPPORTS_UPROBES | 70 | depends on ARCH_SUPPORTS_UPROBES |
71 | default n | 71 | default n |
72 | help | 72 | help |
73 | Uprobes enables kernel subsystems to establish probepoints | 73 | Uprobes is the user-space counterpart to kprobes: they |
74 | in user applications and execute handler functions when | 74 | enable instrumentation applications (such as 'perf probe') |
75 | the probepoints are hit. | 75 | to establish unintrusive probes in user-space binaries and |
76 | libraries, by executing handler functions when the probes | ||
77 | are hit by user-space applications. | ||
78 | |||
79 | ( These probes come in the form of single-byte breakpoints, | ||
80 | managed by the kernel and kept transparent to the probed | ||
81 | application. ) | ||
76 | 82 | ||
77 | If in doubt, say "N". | 83 | If in doubt, say "N". |
78 | 84 | ||