Merge tag 'usb-4.10-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb

[karo-tx-linux.git] / tools / perf / Documentation / perf-report.txt

diff --git a/tools/perf/Documentation/perf-report.txt b/tools/perf/Documentation/perf-report.txt
index 2d1746295abf1206b5feed03ef8ad344aea6ff59..f2914f03ae7bb83f11a49ab194b224566e676967 100644 (file)
--- a/tools/perf/Documentation/perf-report.txt
+++ b/tools/perf/Documentation/perf-report.txt
@@ -239,7 +239,8 @@ OPTIONS
        Accumulate callchain of children to parent entry so that then can
        show up in the output.  The output will have a new "Children" column
        and will be sorted on the data.  It requires callchains are recorded.
-       See the `overhead calculation' section for more details.
+       See the `overhead calculation' section for more details. Enabled by
+       default, disable with --no-children.
 
 --max-stack::
        Set the stack depth limit when parsing the callchain, anything
@@ -382,6 +383,13 @@ OPTIONS
 --header-only::
        Show only perf.data header (forces --stdio).
 
+--time::
+       Only analyze samples within given time window: <start>,<stop>. Times
+       have the format seconds.microseconds. If start is not given (i.e., time
+       string is ',x.y') then analysis starts at the beginning of the file. If
+       stop time is not given (i.e, time string is 'x.y,') then analysis goes
+       to end of file.
+
 --itrace::
        Options for decoding instruction tracing data. The options are: