reset upstream subtrees to yocto 2.6

Reset the following subtrees on thud HEAD:

  poky: 87e3a9739d
  meta-openembedded: 6094ae18c8
  meta-security: 31dc4e7532
  meta-raspberrypi: a48743dc36
  meta-xilinx: c42016e2e6

Also re-apply backports that didn't make it into thud:
  poky:
    17726d0 systemd-systemctl-native: handle Install wildcards

  meta-openembedded:
    4321a5d libtinyxml2: update to 7.0.1
    042f0a3 libcereal: Add native and nativesdk classes
    e23284f libcereal: Allow empty package
    030e8d4 rsyslog: curl-less build with fmhttp PACKAGECONFIG
    179a1b9 gtest: update to 1.8.1

Squashed OpenBMC subtree compatibility updates:
  meta-aspeed:
    Brad Bishop (1):
          aspeed: add yocto 2.6 compatibility

  meta-ibm:
    Brad Bishop (1):
          ibm: prepare for yocto 2.6

  meta-ingrasys:
    Brad Bishop (1):
          ingrasys: set layer compatibility to yocto 2.6

  meta-openpower:
    Brad Bishop (1):
          openpower: set layer compatibility to yocto 2.6

  meta-phosphor:
    Brad Bishop (3):
          phosphor: set layer compatibility to thud
          phosphor: libgpg-error: drop patches
          phosphor: react to fitimage artifact rename

    Ed Tanous (4):
          Dropbear: upgrade options for latest upgrade
          yocto2.6: update openssl options
          busybox: remove upstream watchdog patch
          systemd: Rebase CONFIG_CGROUP_BPF patch

Change-Id: I7b1fe71cca880d0372a82d94b5fd785323e3a9e7
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/poky/scripts/runqemu-extract-sdk b/poky/scripts/runqemu-extract-sdk
index f4286ef..4da3eb1 100755
--- a/poky/scripts/runqemu-extract-sdk
+++ b/poky/scripts/runqemu-extract-sdk
@@ -31,9 +31,9 @@
 
 SYSROOT_SETUP_SCRIPT=`which oe-find-native-sysroot 2> /dev/null`
 if [ -z "$SYSROOT_SETUP_SCRIPT" ]; then
-    echo "Error: Unable to find the oe-find-native-sysroot script"
-    echo "Did you forget to source your build system environment setup script?"
-    exit 1
+	echo "Error: Unable to find the oe-find-native-sysroot script"
+	echo "Did you forget to source your build system environment setup script?"
+	exit 1
 fi
 . $SYSROOT_SETUP_SCRIPT meta-ide-support
 PSEUDO_OPTS="-P $OECORE_NATIVE_SYSROOT/usr"
@@ -42,9 +42,9 @@
 SDK_ROOTFS_DIR=$2
 
 if [ ! -e "$ROOTFS_TARBALL" ]; then
-   	echo "Error: sdk tarball '$ROOTFS_TARBALL' does not exist"
-   	usage
-   	exit 1
+	echo "Error: sdk tarball '$ROOTFS_TARBALL' does not exist"
+	usage
+	exit 1
 fi
 
 # Convert SDK_ROOTFS_DIR to a full pathname
@@ -53,6 +53,9 @@
 fi
 
 TAR_OPTS=""
+if [[ "$ROOTFS_TARBALL" =~ tar\.xz$ ]]; then
+	TAR_OPTS="--numeric-owner -xJf"
+fi
 if [[ "$ROOTFS_TARBALL" =~ tar\.bz2$ ]]; then
 	TAR_OPTS="--numeric-owner -xjf"
 fi
@@ -64,7 +67,7 @@
 fi
 if [ -z "$TAR_OPTS" ]; then
 	echo "Error: Unable to determine sdk tarball format"
-	echo "Accepted types: .tar / .tar.gz / .tar.bz2"
+	echo "Accepted types: .tar / .tar.gz / .tar.bz2 / .tar.xz"
 	exit 1
 fi
 
@@ -81,7 +84,7 @@
 if [ -e "$pseudo_state_dir" -a -z "$debug_image" ]; then
 	echo "Error: $pseudo_state_dir already exists!"
 	echo "Please delete the rootfs tree and pseudo directory manually"
-        echo "if this is really what you want."
+	echo "if this is really what you want."
 	exit 1
 fi