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-rw-r--r--tools/perf/Documentation/perf-script.txt9
1 files changed, 5 insertions, 4 deletions
diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt
index b29cd2f17d13..c82df572fac2 100644
--- a/tools/perf/Documentation/perf-script.txt
+++ b/tools/perf/Documentation/perf-script.txt
@@ -235,11 +235,12 @@ OPTIONS
b synthesize branches events
c synthesize branches events (calls only)
r synthesize branches events (returns only)
+ x synthesize transactions events
e synthesize error events
d create a debug log
- g synthesize a call chain for instructions events
+ g synthesize a call chain (use with i or x)
- The default is all events i.e. the same as --itrace=ibe
+ The default is all events i.e. the same as --itrace=ibxe
In addition, the period (default 100000) for instructions events
can be specified in units of:
@@ -250,8 +251,8 @@ OPTIONS
us microseconds
ns nanoseconds (default)
- Also the call chain size (default 16, max. 1024) for instructions
- events can be specified.
+ Also the call chain size (default 16, max. 1024) for instructions or
+ transactions events can be specified.
To disable decoding entirely, use --no-itrace.