Re: [PATCH tip/perf/core 6/7] perf documentation: updates for target-ns.

From: Krister Johansen
Date: Wed Jul 05 2017 - 16:45:34 EST


On Mon, Jul 03, 2017 at 03:48:36PM -0300, Arnaldo Carvalho de Melo wrote:
> Em Fri, Jun 30, 2017 at 07:18:58PM -0700, Krister Johansen escreveu:
> > Update the perf documentation to describe the --target-ns option to
> > probe and buildid-cache. Note the existence of the new --force flag
> > to top.
>
> Can you please chop this into pieces and add each bit to the previous
> patches where this option was introduced?

Yes; will do. Once I have, I'll send out an updated version of the
patchset that includes this and the other changes you've requested.

> > Signed-off-by: Krister Johansen <kjlx@xxxxxxxxxxxxxxxxxx>
> > ---
> > tools/perf/Documentation/perf-buildid-cache.txt | 5 +++++
> > tools/perf/Documentation/perf-probe.txt | 5 +++++
> > tools/perf/Documentation/perf-top.txt | 4 ++++
> > 3 files changed, 14 insertions(+)
> >
> > diff --git a/tools/perf/Documentation/perf-buildid-cache.txt b/tools/perf/Documentation/perf-buildid-cache.txt
> > index 058064d..8468100 100644
> > --- a/tools/perf/Documentation/perf-buildid-cache.txt
> > +++ b/tools/perf/Documentation/perf-buildid-cache.txt
> > @@ -61,6 +61,11 @@ OPTIONS
> > --verbose::
> > Be more verbose.
> >
> > +--target-ns=PID:
> > + Obtain mount namespace information from the target pid. This is
> > + used when creating a uprobe for a process that resides in a
> > + different mount namespace from the perf(1) utility.
> > +
> > SEE ALSO
> > --------
> > linkperf:perf-record[1], linkperf:perf-report[1], linkperf:perf-buildid-list[1]
> > diff --git a/tools/perf/Documentation/perf-probe.txt b/tools/perf/Documentation/perf-probe.txt
> > index 165c2b1..c1a126b 100644
> > --- a/tools/perf/Documentation/perf-probe.txt
> > +++ b/tools/perf/Documentation/perf-probe.txt
> > @@ -130,6 +130,11 @@ OPTIONS
> > --max-probes=NUM::
> > Set the maximum number of probe points for an event. Default is 128.
> >
> > +--target-ns=PID:
> > + Obtain mount namespace information from the target pid. This is
> > + used when creating a uprobe for a process that resides in a
> > + different mount namespace from the perf(1) utility.
> > +
> > -x::
> > --exec=PATH::
> > Specify path to the executable or shared library file for user
> > diff --git a/tools/perf/Documentation/perf-top.txt b/tools/perf/Documentation/perf-top.txt
> > index e71d638..d864ea6 100644
> > --- a/tools/perf/Documentation/perf-top.txt
> > +++ b/tools/perf/Documentation/perf-top.txt
> > @@ -237,6 +237,10 @@ Default is to monitor all CPUS.
> > --hierarchy::
> > Enable hierarchy output.
> >
> > +--force::
> > + Don't do ownership validation.
> > +
> > +
> > INTERACTIVE PROMPTING KEYS
> > --------------------------
> >
> > --
> > 2.7.4