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

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Message-Id: <1498875539-4200-7-git-send-email-kjlx@templeofstupid.com>
Date:   Fri, 30 Jun 2017 19:18:58 -0700
From:   Krister Johansen <kjlx@...pleofstupid.com>
To:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        linux-kernel@...r.kernel.org,
        Krister Johansen <kjlx@...pleofstupid.com>
Subject: [PATCH tip/perf/core 6/7] perf documentation: updates for target-ns.

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.

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