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-rw-r--r--tools/perf/Documentation/perf-script.txt18
1 files changed, 12 insertions, 6 deletions
diff --git a/tools/perf/Documentation/perf-script.txt b/tools/perf/Documentation/perf-script.txt
index 86c87e214b1..db017867d9e 100644
--- a/tools/perf/Documentation/perf-script.txt
+++ b/tools/perf/Documentation/perf-script.txt
@@ -115,10 +115,10 @@ OPTIONS
-f::
--fields::
Comma separated list of fields to print. Options are:
- comm, tid, pid, time, cpu, event, trace, sym. Field
- list can be prepended with the type, trace, sw or hw,
+ comm, tid, pid, time, cpu, event, trace, ip, sym, dso, addr.
+ Field list can be prepended with the type, trace, sw or hw,
to indicate to which event type the field list applies.
- e.g., -f sw:comm,tid,time,sym and -f trace:time,cpu,trace
+ e.g., -f sw:comm,tid,time,ip,sym and -f trace:time,cpu,trace
perf script -f <fields>
@@ -132,17 +132,17 @@ OPTIONS
The arguments are processed in the order received. A later usage can
reset a prior request. e.g.:
- -f trace: -f comm,tid,time,sym
+ -f trace: -f comm,tid,time,ip,sym
The first -f suppresses trace events (field list is ""), but then the
- second invocation sets the fields to comm,tid,time,sym. In this case a
+ second invocation sets the fields to comm,tid,time,ip,sym. In this case a
warning is given to the user:
"Overriding previous field request for all events."
Alternativey, consider the order:
- -f comm,tid,time,sym -f trace:
+ -f comm,tid,time,ip,sym -f trace:
The first -f sets the fields for all events and the second -f
suppresses trace events. The user is given a warning message about
@@ -182,6 +182,12 @@ OPTIONS
--hide-call-graph::
When printing symbols do not display call chain.
+-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-record[1], linkperf:perf-script-perl[1],