--- IO-AIO/README	2018/08/25 19:59:18	1.62
+++ IO-AIO/README	2019/03/04 10:28:38	1.63
@@ -1018,10 +1018,13 @@
 
     aio_mlockall $flags, $callback->($status)
         Calls the "mlockall" function with the given $flags (a combination
-        of "IO::AIO::MCL_CURRENT" and "IO::AIO::MCL_FUTURE").
+        of "IO::AIO::MCL_CURRENT", "IO::AIO::MCL_FUTURE" and
+        "IO::AIO::MCL_ONFAULT").
 
         On systems that do not implement "mlockall", this function returns
-        -1 and sets errno to "ENOSYS".
+        -1 and sets errno to "ENOSYS". Similarly, flag combinations not
+        supported by the system result in a return value of -1 with errno
+        being set to "EINVAL".
 
         Note that the corresponding "munlockall" is synchronous and is
         documented under "MISCELLANEOUS FUNCTIONS".
@@ -1666,11 +1669,11 @@
         maybe more in future versions).
 
     $counter = IO::AIO::st_gen
-        Returns the generation counter of the file. This is only available
-        on platforms which have this member in their "struct stat" (most
-        BSDs at the time of this writing) and generally only to the root
-        usert. If unsupported, 0 is returned, but this might change to
-        "undef" in a future version.
+        Returns the generation counter (in practice this is just a random
+        number) of the file. This is only available on platforms which have
+        this member in their "struct stat" (most BSDs at the time of this
+        writing) and generally only to the root usert. If unsupported, 0 is
+        returned, but this might change to "undef" in a future version.
 
     Example: print the high resolution modification time of /etc, using
     "stat", and "IO::AIO::aio_stat".
@@ -1853,6 +1856,10 @@
         On systems where this call is not supported or is not emulated, this
         call returns falls and sets $! to "ENOSYS".
 
+    IO::AIO::mlockall $flags
+        Calls the "eio_mlockall_sync" function, which is like
+        "aio_mlockall", but is blocking.
+
     IO::AIO::munlock $scalar, $offset = 0, $length = undef
         Calls the "munlock" function, undoing the effects of a previous
         "aio_mlock" call (see its description for details).