projects / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | menu "Kernel hacking" |
| 2 | ||
| 3 | source "lib/Kconfig.debug" | |
| 4 | ||
| 1da177e4 LT |
5 | config GPROF |
| 6 | bool "Enable gprof support" | |
| 42fda663 | 7 | depends on DEBUG_INFO |
| 1da177e4 LT |
8 | help |
| 9 | This allows profiling of a User-Mode Linux kernel with the gprof | |
| 10 | utility. | |
| 11 | ||
| 12 | See <http://user-mode-linux.sourceforge.net/gprof.html> for more | |
| 13 | details. | |
| 14 | ||
| 15 | If you're involved in UML kernel development and want to use gprof, | |
| 16 | say Y. If you're unsure, say N. | |
| 17 | ||
| 18 | config GCOV | |
| 19 | bool "Enable gcov support" | |
| 42fda663 | 20 | depends on DEBUG_INFO |
| 1da177e4 LT |
21 | help |
| 22 | This option allows developers to retrieve coverage data from a UML | |
| 23 | session. | |
| 24 | ||
| 25 | See <http://user-mode-linux.sourceforge.net/gprof.html> for more | |
| 26 | details. | |
| 27 | ||
| 28 | If you're involved in UML kernel development and want to use gcov, | |
| 29 | say Y. If you're unsure, say N. | |
| 30 | ||
| e18eecb8 JD |
31 | config DEBUG_STACK_USAGE |
| 32 | bool "Stack utilization instrumentation" | |
| 33 | default N | |
| 34 | help | |
| 35 | Track the maximum kernel stack usage - this will look at each | |
| 36 | kernel stack at process exit and log it if it's the deepest | |
| 37 | stack seen so far. | |
| 38 | ||
| 39 | This option will slow down process creation and destruction somewhat. | |
| 1da177e4 | 40 | endmenu |