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SubjectRe: [PATCH 1/1] ftrace: improve document

On Fri, 28 Nov 2008, walimis wrote:
>
> Signed-off-by: walimis <walimisdev@gmail.com>
> Reviewed-by: Ingo Molnar <mingo@elte.hu>
> Reviewed-by: Steven Rostedt <srostedt@redhat.com>

Acked-by: Steven Rostedt <srostedt@redhat.com>

-- Steve

> ---
> Documentation/ftrace.txt | 8 ++++++--
> 1 files changed, 6 insertions(+), 2 deletions(-)
>
> diff --git a/Documentation/ftrace.txt b/Documentation/ftrace.txt
> index de05042..803b131 100644
> --- a/Documentation/ftrace.txt
> +++ b/Documentation/ftrace.txt
> @@ -1251,7 +1251,11 @@ These are the only wild cards which are supported.
>
> <match>*<match> will not work.
>
> - # echo hrtimer_* > /debug/tracing/set_ftrace_filter
> +Note: It is better to use quotes to enclose the wild cards, otherwise
> + the shell may expand the parameters into names of files in the local
> + directory.
> +
> + # echo 'hrtimer_*' > /debug/tracing/set_ftrace_filter
>
> Produces:
>
> @@ -1306,7 +1310,7 @@ Again, now we want to append.
> # echo sys_nanosleep > /debug/tracing/set_ftrace_filter
> # cat /debug/tracing/set_ftrace_filter
> sys_nanosleep
> - # echo hrtimer_* >> /debug/tracing/set_ftrace_filter
> + # echo 'hrtimer_*' >> /debug/tracing/set_ftrace_filter
> # cat /debug/tracing/set_ftrace_filter
> hrtimer_run_queues
> hrtimer_run_pending
> --
> 1.6.0.3
>
>
>


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