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SubjectRe: [PATCH v5 3.1.0-rc4-tip 25/26] perf: Documentation for perf uprobes
(2011/09/20 21:05), Srikar Dronamraju wrote:
> Modify perf-probe.txt to include uprobe documentation

This change should be included in 23rd and 24th patches,
because the documentation should be updated with the tool
enhancement.

Thank you,

>
> Signed-off-by: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
> ---
> tools/perf/Documentation/perf-probe.txt | 14 ++++++++++++++
> 1 files changed, 14 insertions(+), 0 deletions(-)
>
> diff --git a/tools/perf/Documentation/perf-probe.txt b/tools/perf/Documentation/perf-probe.txt
> index 800775e..3c98a54 100644
> --- a/tools/perf/Documentation/perf-probe.txt
> +++ b/tools/perf/Documentation/perf-probe.txt
> @@ -78,6 +78,8 @@ OPTIONS
> -F::
> --funcs::
> Show available functions in given module or kernel.
> + With -x/--exec, can also list functions in a user space executable
> + / shared library.
>
> --filter=FILTER::
> (Only for --vars and --funcs) Set filter. FILTER is a combination of glob
> @@ -98,6 +100,11 @@ OPTIONS
> --max-probes::
> Set the maximum number of probe points for an event. Default is 128.
>
> +-x::
> +--exec=PATH::
> + Specify path to the executable or shared library file for user
> + space tracing. Can also be used with --funcs option.
> +
> PROBE SYNTAX
> ------------
> Probe points are defined by following syntax.
> @@ -182,6 +189,13 @@ Delete all probes on schedule().
>
> ./perf probe --del='schedule*'
>
> +Add probes at zfree() function on /bin/zsh
> +
> + ./perf probe -x /bin/zsh zfree
> +
> +Add probes at malloc() function on libc
> +
> + ./perf probe -x /lib/libc.so.6 malloc
>
> SEE ALSO
> --------
> --
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--
Masami HIRAMATSU
Software Platform Research Dept. Linux Technology Center
Hitachi, Ltd., Yokohama Research Laboratory
E-mail: masami.hiramatsu.pt@hitachi.com


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