| Date | Wed, 28 Sep 2011 18:20:16 +0900 | From | Masami Hiramatsu <> | Subject | Re: [PATCH v5 3.1.0-rc4-tip 25/26] perf: Documentation for perf uprobes |
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(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 > -------- > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/
-- 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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