- `CONFIG_MODULES`: loadable module support (not strictly required
when built into the kernel),
- - `CONFIG_KALLSYMS`: see files in [`wrapper`](wrapper); this is
- necessary until the few required missing symbols are exported to GPL
- modules from mainline,
- `CONFIG_HIGH_RES_TIMERS`: needed for LTTng 2.x clock source,
- `CONFIG_TRACEPOINTS`: kernel tracepoint instrumentation
(enabled as a side-effect of any of the perf/ftrace/blktrace
lttng enable-event -k --function ...
- - `CONFIG_KALLSYMS_ALL`: state dump of mapping between block device
- number and name
-
Customization/Extension
-----------------------