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-rw-r--r--tools/perf/Documentation/perf-report.txt7
1 files changed, 6 insertions, 1 deletions
diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt
index 0927bf4e6c2a..22706beffabc 100644
--- a/tools/perf/Documentation/perf-report.txt
+++ b/tools/perf/Documentation/perf-report.txt
@@ -159,7 +159,7 @@ OPTIONS
--dump-raw-trace::
Dump raw trace in ASCII.
--g [type,min[,limit],order[,key]]::
+-g [type,min[,limit],order[,key][,branch]]::
--call-graph::
Display call chains using type, min percent threshold, optional print
limit and order.
@@ -177,6 +177,11 @@ OPTIONS
- function: compare on functions
- address: compare on individual code addresses
+ branch can be:
+ - branch: include last branch information in callgraph
+ when available. Usually more convenient to use --branch-history
+ for this.
+
Default: fractal,0.5,callee,function.
--children::