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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 DEBUG_STACK_USAGE
- bool "Stack utilization instrumentation"
- default N
- help
- Track the maximum kernel stack usage - this will look at each
- kernel stack at process exit and log it if it's the deepest
- stack seen so far.
-
- This option will slow down process creation and destruction somewhat.
- endmenu
-