Re: [patch 3/4] Linux Kernel Markers - Documentation

Randy Dunlap
2007-09-18T23:23:39Z

On Tue, 18 Sep 2007 17:13:27 -0400 Mathieu Desnoyers wrote:

> Here is some documentation explaining what is/how to use the Linux
> Kernel Markers.
>
> ---
>
> Documentation/markers/markers.txt | 93 +++++++++++++++++++++++++++
> Documentation/markers/src/Makefile | 7 ++
> Documentation/markers/src/marker-example.c | 55 ++++++++++++++++
> Documentation/markers/src/probe-example.c | 98 +++++++++++++++++++++++++++++
> 4 files changed, 253 insertions(+)
>
> Index: linux-2.6-lttng/Documentation/markers/markers.txt
> ===================================================================
> --- /dev/null 1970-01-01 00:00:00.000000000 +0000
> +++ linux-2.6-lttng/Documentation/markers/markers.txt 2007-09-07 09:17:45.000000000 -0400
> @@ -0,0 +1,93 @@

> +The marker mechanism supports inserting multiple instances of the same marker.
> +Markers can be put in inline functions, inlined static functions, and
> +unrolled loops.

as well as regular functions ?

> +* Probe / marker example
> +
> +See the example provided in Documentation/markers/markers/src

drop one of ^^^ "markers/"

> +Run, as root :
> +
> +make
> +insmod marker-example.ko (insmod order is not important)
> +insmod probe-example.ko
> +cat /proc/marker-example (returns an expected error)
> +rmmod marker-example probe-example
> +dmesg

---
~Randy
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