reset upstream subtrees to HEAD

Reset the following subtrees on HEAD:
  poky: 8217b477a1(master)
  meta-xilinx: 64aa3d35ae(master)
  meta-openembedded: 0435c9e193(master)
  meta-raspberrypi: 490a4441ac(master)
  meta-security: cb6d1c85ee(master)

Squashed patches:
  meta-phosphor: drop systemd 239 patches
  meta-phosphor: mrw-api: use correct install path

Change-Id: I268e2646d9174ad305630c6bbd3fbc1a6105f43d
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-openembedded/meta-oe/recipes-support/mcelog/mce-test/makefile-remove-ldflags.patch b/meta-openembedded/meta-oe/recipes-support/mcelog/mce-test/makefile-remove-ldflags.patch
new file mode 100644
index 0000000..0ffedd2
--- /dev/null
+++ b/meta-openembedded/meta-oe/recipes-support/mcelog/mce-test/makefile-remove-ldflags.patch
@@ -0,0 +1,23 @@
+Remove the default CFLAGS and LDFLAGS in Makefile. Ensure the extra linker flags can be passed.
+
+Upstream-Status: Inappropriate [embedded specific]
+
+Signed-off-by: Yi Zhao <yi.zhao@windriver.com>
+
+diff --git a/cases/stress/hwpoison/Makefile b/cases/stress/hwpoison/Makefile
+index da1cbd8..dec5b14 100644
+--- a/cases/stress/hwpoison/Makefile
++++ b/cases/stress/hwpoison/Makefile
+@@ -1,8 +1,8 @@
+-CFLAGS := -g -Wall
+-LDFLAGS := -g
++#CFLAGS := -g -Wall
++#LDFLAGS := -g
+ 
+-export CFLAGS
+-export LDFLAGS
++#export CFLAGS
++#export LDFLAGS
+ 
+ all:
+ 	mkdir -p bin