Update buidlroot to version 2016.08.1

bsp/buildroot/package/rt-tests/0002-Fix-a-build-issue-with-uClibc-ng.patch

@@ -0,0 +1,33 @@
+From 21e0c16a85c2e028a963703511d750d1751bc254 Mon Sep 17 00:00:00 2001
+From: Alexey Brodkin <abrodkin@synopsys.com>
+Date: Wed, 13 Jul 2016 23:46:38 +0200
+Subject: [PATCH] Fix a build issue with uClibc-ng
+
+uClibc-ng has clock_nanosleep() if built with UCLIBC_HAS_ADVANCED_REALTIME,
+  conflicting with emulation function.
+
+Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
+[Romain:
+    rebase on v1.0
+    remove uClibc legacy support, uClibc-ng provide utmpx.h]
+Signed-off-by: Romain Naour <romain.naour@gmail.com>
+---
+ src/cyclictest/cyclictest.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/cyclictest/cyclictest.c b/src/cyclictest/cyclictest.c
+index 00e5f3d..92fa3dd 100644
+--- a/src/cyclictest/cyclictest.c
++++ b/src/cyclictest/cyclictest.c
+@@ -58,7 +58,7 @@
+ #define gettid() syscall(__NR_gettid)
+ #define sigev_notify_thread_id _sigev_un._tid
+ 
+-#ifdef __UCLIBC__
++#if defined(__UCLIBC__) && !defined(__UCLIBC_HAS_ADVANCED_REALTIME__)
+ #define MAKE_PROCESS_CPUCLOCK(pid, clock) \
+ 	((~(clockid_t) (pid) << 3) | (clockid_t) (clock))
+ #define CPUCLOCK_SCHED          2
+-- 
+2.5.5
+