config: add an option to enable KPROBE

[openwrt/svn-archive/archive.git] / config / Config-kernel.in

diff --git a/config/Config-kernel.in b/config/Config-kernel.in
index 84711298a61b2a497ffc3388e5e0228c2fb2671d..cc8df5ae563f15404e2103b37a0c854c3d93ded6 100644 (file)
--- a/config/Config-kernel.in
+++ b/config/Config-kernel.in
@@ -127,6 +127,23 @@ config KERNEL_EARLY_PRINTK
          debugging purposes to send messages over the serial console in early boot.
          Enable this to debug early boot problems.
 
          debugging purposes to send messages over the serial console in early boot.
          Enable this to debug early boot problems.
 

+config KERNEL_KPROBES
+       bool "Compile the kernel with kprobes support"
+       default n
+       select KERNEL_FTRACE
+       select KERNEL_PERF_EVENTS
+       help
+         Compiles the kernel with KPROBES support, which allows you to trap
+         at almost any kernel address and execute a callback function.
+         register_kprobe() establishes a probepoint and specifies the
+         callback. Kprobes is useful for kernel debugging, non-intrusive
+         instrumentation and testing.
+         If in doubt, say "N".
+
+config KERNEL_KPROBE_EVENT
+       bool
+       default y if KERNEL_KPROBES
+

 config KERNEL_AIO
        bool "Compile the kernel with asynchronous IO support"
        default n
 config KERNEL_AIO
        bool "Compile the kernel with asynchronous IO support"
        default n