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+menu "Kernel hacking"
+
+source "lib/Kconfig.debug"
+
+config GPROF
+ bool "Enable gprof support"
+ depends on DEBUG_INFO && FRAME_POINTER
+ help
+ This allows profiling of a User-Mode Linux kernel with the gprof
+ utility.
+
+ See <http://user-mode-linux.sourceforge.net/old/gprof.html> for more
+ details.
+
+ If you're involved in UML kernel development and want to use gprof,
+ say Y. If you're unsure, say N.
+
+config GCOV
+ bool "Enable gcov support"
+ depends on DEBUG_INFO
+ help
+ This option allows developers to retrieve coverage data from a UML
+ session.
+
+ See <http://user-mode-linux.sourceforge.net/old/gprof.html> for more
+ details.
+
+ If you're involved in UML kernel development and want to use gcov,
+ say Y. If you're unsure, say N.
+
+config EARLY_PRINTK
+ bool "Early printk"
+ default y
+ ---help---
+ Write kernel log output directly to stdout.
+
+ This is useful for kernel debugging when your machine crashes very
+ early before the console code is initialized.
+
+endmenu