Index: lld/docs/ReleaseNotes.rst
===================================================================
--- lld/docs/ReleaseNotes.rst
+++ lld/docs/ReleaseNotes.rst
@@ -24,6 +24,10 @@
 ELF Improvements
 ----------------
 
+* New ``--time-trace`` option records a time trace file that can be viewed in
+  chrome://tracing. The file can be specified with ``--time-trace-file``.
+  Trace granularity can be specified with ``--time-trace-granularity``.
+  (`D71060 <https://reviews.llvm.org/D71060>`_)
 * ...
 
 COFF Improvements
Index: lld/docs/ld.lld.1
===================================================================
--- lld/docs/ld.lld.1
+++ lld/docs/ld.lld.1
@@ -532,6 +532,13 @@
 (default) means all of concurrent threads supported.
 .Cm 1
 disables multi-threading.
+.It Fl -time-trace
+Record time trace.
+.It Fl -time-trace-file Ns = Ns Ar file
+Write time trace output to
+.Ar file .
+.It Fl -time-trace-granularity Ns = Ns Ar value
+Minimum time granularity (in microseconds) traced by time profiler.
 .It Fl -trace
 Print the names of the input files.
 .It Fl -trace-symbol Ns = Ns Ar symbol , Fl y Ar symbol