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

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Date:   Wed, 5 Jul 2017 13:45:11 -0700
From:   Krister Johansen <kjlx@...pleofstupid.com>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     Krister Johansen <kjlx@...pleofstupid.com>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH tip/perf/core 6/7] perf documentation: updates for
 target-ns.

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@...pleofstupid.com>
> > ---
> >  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