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-rw-r--r--tools/perf/Documentation/perf-trace.txt24
1 files changed, 24 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-trace.txt b/tools/perf/Documentation/perf-trace.txt
index 68718ccdd17..daccd2c0a48 100644
--- a/tools/perf/Documentation/perf-trace.txt
+++ b/tools/perf/Documentation/perf-trace.txt
@@ -23,25 +23,45 @@ analysis phases.
OPTIONS
-------
+-a::
--all-cpus::
System-wide collection from all CPUs.
+-e::
+--expr::
+ List of events to show, currently only syscall names.
+ Prefixing with ! shows all syscalls but the ones specified. You may
+ need to escape it.
+
+-o::
+--output=::
+ Output file name.
+
-p::
--pid=::
Record events on existing process ID (comma separated list).
+-t::
--tid=::
Record events on existing thread ID (comma separated list).
+-u::
--uid=::
Record events in threads owned by uid. Name or number.
+-v::
+--verbose=::
+ Verbosity level.
+
+-i::
--no-inherit::
Child tasks do not inherit counters.
+-m::
--mmap-pages=::
Number of mmap data pages. Must be a power of two.
+-C::
--cpu::
Collect samples only on 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.
@@ -54,6 +74,10 @@ the thread executes on the designated CPUs. Default is to monitor all CPUs.
--sched:
Accrue thread runtime and provide a summary at the end of the session.
+-i
+--input
+ Process events from a given perf data file.
+
SEE ALSO
--------
linkperf:perf-record[1], linkperf:perf-script[1]