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-rw-r--r--tools/perf/Documentation/perf-report.txt21
1 files changed, 18 insertions, 3 deletions
diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt
index 8ba03d6e539..04253c07d19 100644
--- a/tools/perf/Documentation/perf-report.txt
+++ b/tools/perf/Documentation/perf-report.txt
@@ -80,15 +80,24 @@ OPTIONS
--dump-raw-trace::
Dump raw trace in ASCII.
--g [type,min]::
+-g [type,min,order]::
--call-graph::
- Display call chains using type and min percent threshold.
+ Display call chains using type, min percent threshold and order.
type can be either:
- flat: single column, linear exposure of call chains.
- graph: use a graph tree, displaying absolute overhead rates.
- fractal: like graph, but displays relative rates. Each branch of
the tree is considered as a new profiled object. +
- Default: fractal,0.5.
+
+ order can be either:
+ - callee: callee based call graph.
+ - caller: inverted caller based call graph.
+
+ Default: fractal,0.5,callee.
+
+-G::
+--inverted::
+ alias for inverted caller based call graph.
--pretty=<key>::
Pretty printing style. key: normal, raw
@@ -119,6 +128,12 @@ OPTIONS
--symfs=<directory>::
Look for files with symbols relative to this directory.
+-c::
+--cpu:: Only report samples for the list of CPUs provided. Multiple CPUs can
+ be provided as a comma-separated list with no space: 0,1. Ranges of
+ CPUs are specified with -: 0-2. Default is to report samples on all
+ CPUs.
+
SEE ALSO
--------
linkperf:perf-stat[1]