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Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/DocBook/kgdb.tmpl | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Documentation/DocBook/kgdb.tmpl b/Documentation/DocBook/kgdb.tmpl index e8acd1f0345..54d3b158d08 100644 --- a/Documentation/DocBook/kgdb.tmpl +++ b/Documentation/DocBook/kgdb.tmpl | |||
| @@ -98,6 +98,14 @@ | |||
| 98 | "Kernel debugging" select "KGDB: kernel debugging with remote gdb". | 98 | "Kernel debugging" select "KGDB: kernel debugging with remote gdb". |
| 99 | </para> | 99 | </para> |
| 100 | <para> | 100 | <para> |
| 101 | It is advised, but not required that you turn on the | ||
| 102 | CONFIG_FRAME_POINTER kernel option. This option inserts code to | ||
| 103 | into the compiled executable which saves the frame information in | ||
| 104 | registers or on the stack at different points which will allow a | ||
| 105 | debugger such as gdb to more accurately construct stack back traces | ||
| 106 | while debugging the kernel. | ||
| 107 | </para> | ||
| 108 | <para> | ||
| 101 | Next you should choose one of more I/O drivers to interconnect debugging | 109 | Next you should choose one of more I/O drivers to interconnect debugging |
| 102 | host and debugged target. Early boot debugging requires a KGDB | 110 | host and debugged target. Early boot debugging requires a KGDB |
| 103 | I/O driver that supports early debugging and the driver must be | 111 | I/O driver that supports early debugging and the driver must be |