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" | |
| 054211ac | 7 | depends on DEBUG_INFO && FRAME_POINTER |
| 1da177e4 | 8 | help |
| 4c9e1385 JD |
9 | This allows profiling of a User-Mode Linux kernel with the gprof |
| 10 | utility. | |
| 1da177e4 | 11 | |
| 0ba9d3f9 | 12 | See <http://user-mode-linux.sourceforge.net/old/gprof.html> for more |
| 4c9e1385 | 13 | details. |
| 1da177e4 | 14 | |
| 4c9e1385 JD |
15 | If you're involved in UML kernel development and want to use gprof, |
| 16 | say Y. If you're unsure, say N. | |
| 1da177e4 LT |
17 | |
| 18 | config GCOV | |
| 19 | bool "Enable gcov support" | |
| 42fda663 | 20 | depends on DEBUG_INFO |
| 1da177e4 | 21 | help |
| 4c9e1385 JD |
22 | This option allows developers to retrieve coverage data from a UML |
| 23 | session. | |
| 1da177e4 | 24 | |
| 0ba9d3f9 | 25 | See <http://user-mode-linux.sourceforge.net/old/gprof.html> for more |
| 4c9e1385 | 26 | details. |
| 1da177e4 | 27 | |
| 4c9e1385 JD |
28 | If you're involved in UML kernel development and want to use gcov, |
| 29 | say Y. If you're unsure, say N. | |
| 1da177e4 | 30 | |
| d634f194 RW |
31 | config EARLY_PRINTK |
| 32 | bool "Early printk" | |
| 33 | default y | |
| 34 | ---help--- | |
| 35 | Write kernel log output directly to stdout. | |
| 36 | ||
| 37 | This is useful for kernel debugging when your machine crashes very | |
| 38 | early before the console code is initialized. | |
| 39 | ||
| 1da177e4 | 40 | endmenu |