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-trace.txt

diff --git a/tools/perf/Documentation/perf-trace.txt b/tools/perf/Documentation/perf-trace.txt
index 1ab0782369b1faa9bbe6758ed0e3439c414eb7e1..781b019751a4cb8bafeb70afc467aca54c410177 100644 (file)
--- a/tools/perf/Documentation/perf-trace.txt
+++ b/tools/perf/Documentation/perf-trace.txt
@@ -39,6 +39,11 @@ OPTIONS
        Prefixing with ! shows all syscalls but the ones specified.  You may
        need to escape it.
 
+-D msecs::
+--delay msecs::
+After starting the program, wait msecs before measuring. This is useful to
+filter out the startup phase of the program, which is often very different.
+
 -o::
 --output=::
        Output file name.