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/poky/meta/recipes-devtools/gcc/gcc-8.3/0038-Re-introduce-spe-commandline-options.patch b/poky/meta/recipes-devtools/gcc/gcc-8.3/0038-Re-introduce-spe-commandline-options.patch
new file mode 100644
index 0000000..8de8892
--- /dev/null
+++ b/poky/meta/recipes-devtools/gcc/gcc-8.3/0038-Re-introduce-spe-commandline-options.patch
@@ -0,0 +1,41 @@
+From f0bea96434ac478c3cff8c29dd97cccfac5b35e3 Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Wed, 6 Jun 2018 12:10:22 -0700
+Subject: [PATCH 38/40] Re-introduce spe commandline options
+
+This should ensure that we keep accepting
+spe options
+
+Upstream-Status: Inappropriate [SPE port is removed from rs600 port]
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+ gcc/config/rs6000/rs6000.opt | 12 ++++++++++++
+ 1 file changed, 12 insertions(+)
+
+diff --git a/gcc/config/rs6000/rs6000.opt b/gcc/config/rs6000/rs6000.opt
+index ace8a477550..d6a8f825d88 100644
+--- a/gcc/config/rs6000/rs6000.opt
++++ b/gcc/config/rs6000/rs6000.opt
+@@ -365,6 +365,18 @@ mdebug=
+ Target RejectNegative Joined
+ -mdebug=	Enable debug output.
+ 
++mspe
++Target Var(rs6000_spe) Save
++Generate SPE SIMD instructions on E500.
++
++mabi=spe
++Target RejectNegative Var(rs6000_spe_abi) Save
++Use the SPE ABI extensions.
++
++mabi=no-spe
++Target RejectNegative Var(rs6000_spe_abi, 0)
++Do not use the SPE ABI extensions.
++
+ mabi=altivec
+ Target RejectNegative Var(rs6000_altivec_abi) Save
+ Use the AltiVec ABI extensions.
+-- 
+2.21.0
+