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/go/go-1.12/0008-use-GOBUILDMODE-to-set-buildmode.patch b/poky/meta/recipes-devtools/go/go-1.12/0008-use-GOBUILDMODE-to-set-buildmode.patch
new file mode 100644
index 0000000..225cf43
--- /dev/null
+++ b/poky/meta/recipes-devtools/go/go-1.12/0008-use-GOBUILDMODE-to-set-buildmode.patch
@@ -0,0 +1,37 @@
+From 0e0c247f0caec23528889ff09d98348cba9028f1 Mon Sep 17 00:00:00 2001
+From: Hongxu Jia <hongxu.jia@windriver.com>
+Date: Fri, 26 Oct 2018 15:02:32 +0800
+Subject: [PATCH] use GOBUILDMODE to set buildmode
+
+While building go itself, the go build system does not support
+to set `-buildmode=pie' from environment.
+
+Add GOBUILDMODE to support it which make PIE executables the default
+build mode, as PIE executables are required as of Yocto
+
+Refers: https://groups.google.com/forum/#!topic/golang-dev/gRCe5URKewI
+Upstream-Status: Denied [upstream choose antoher solution: `17a256b
+cmd/go: -buildmode=pie for android/arm']
+
+Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
+---
+ src/cmd/go/internal/work/build.go | 6 +++++-
+ 1 file changed, 5 insertions(+), 1 deletion(-)
+
+Index: go/src/cmd/go/internal/work/build.go
+===================================================================
+--- go.orig/src/cmd/go/internal/work/build.go
++++ go/src/cmd/go/internal/work/build.go
+@@ -223,7 +223,11 @@ func AddBuildFlags(cmd *base.Command) {
+ 
+ 	cmd.Flag.Var(&load.BuildAsmflags, "asmflags", "")
+ 	cmd.Flag.Var(buildCompiler{}, "compiler", "")
+-	cmd.Flag.StringVar(&cfg.BuildBuildmode, "buildmode", "default", "")
++	if bm := os.Getenv("GOBUILDMODE"); bm != "" {
++		cmd.Flag.StringVar(&cfg.BuildBuildmode, "buildmode", bm, "")
++	} else {
++		cmd.Flag.StringVar(&cfg.BuildBuildmode, "buildmode", "default", "")
++	}
+ 	cmd.Flag.Var(&load.BuildGcflags, "gcflags", "")
+ 	cmd.Flag.Var(&load.BuildGccgoflags, "gccgoflags", "")
+ 	cmd.Flag.StringVar(&cfg.BuildMod, "mod", "", "")