diff options
Diffstat (limited to 'kernel/trace/Kconfig')
| -rw-r--r-- | kernel/trace/Kconfig | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig index 5b1e7fa41ca8..c7020e071bf9 100644 --- a/kernel/trace/Kconfig +++ b/kernel/trace/Kconfig @@ -798,9 +798,10 @@ config USER_EVENTS can be used like an existing kernel trace event. User trace events are generated by writing to a tracefs file. User processes can determine if their tracing events should be - generated by memory mapping a tracefs file and checking for - an associated byte being non-zero. + generated by registering a value and bit with the kernel + that reflects when it is enabled or not. + See Documentation/trace/user_events.rst. If in doubt, say N. config HIST_TRIGGERS |