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-rw-r--r--tools/perf/Documentation/perf-script.txt4
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt
index a46030d8962d..1f6c70594f0f 100644
--- a/tools/perf/Documentation/perf-script.txt
+++ b/tools/perf/Documentation/perf-script.txt
@@ -177,6 +177,10 @@ OPTIONS
"tr end" for "bE". However the "x" flag will be display separately in those
cases e.g. "jcc (x)" for a condition branch within a transaction.
+ The callindent field is synthesized and may have a value when
+ Instruction Trace decoding. For calls and returns, it will display the
+ name of the symbol indented with spaces to reflect the stack depth.
+
Finally, a user may not set fields to none for all event types.
i.e., -F "" is not allowed.