From 75d07abd2d283e69041ddfc06cd14c3927ba2f8c Mon Sep 17 00:00:00 2001
From: Hans Petter Selasky <hselasky@FreeBSD.org>
Date: Wed, 4 Mar 2015 09:17:03 +0000
Subject: [PATCH] Allow USB modules to be built in parallel.

---
 sys/modules/usb/Makefile | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/sys/modules/usb/Makefile b/sys/modules/usb/Makefile
index c5eae0f5ff3..c0490a9c027 100644
--- a/sys/modules/usb/Makefile
+++ b/sys/modules/usb/Makefile
@@ -28,6 +28,11 @@
 SYSDIR?=${.CURDIR}/../..
 .include "${SYSDIR}/conf/kern.opts.mk"
 
+#
+# Allow USB modules to be built in parallel
+#
+SUBDIR_PARALLEL=
+
 #
 # Check for common USB debug flags to pass when building the USB
 # modules in this directory: