[ltt-dev] [PATCH] Simple LTTng userspace events through debugfs

Ingo Molnar mingo at elte.hu
Tue Dec 16 14:42:01 EST 2008


* Mathieu Desnoyers <mathieu.desnoyers at polymtl.ca> wrote:

> Hi,
> 
> I looked at kmemtrace and noticed that the presence of a debugfs 
> "marker" file, which lets userspace write events into the trace buffers.
> 
> So I just did the same with a
> 
> /debugfs/ltt/write_event

you mean similar to ftrace's /debug/tracing/trace_marker ? ;-)

	Ingo




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