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/meta/recipes-core/glibc/glibc.inc b/poky/meta/recipes-core/glibc/glibc.inc
index ce1222b..99c92ce 100644
--- a/poky/meta/recipes-core/glibc/glibc.inc
+++ b/poky/meta/recipes-core/glibc/glibc.inc
@@ -13,9 +13,6 @@
             opt_effective = opt
     if opt_effective == "-O0":
         bb.fatal("%s can't be built with %s, try -O1 instead" % (d.getVar('PN'), opt_effective))
-    if opt_effective in ("-O", "-O1", "-Os"):
-        bb.note("%s doesn't build cleanly with %s, adding -Wno-error to SELECTED_OPTIMIZATION" % (d.getVar('PN'), opt_effective))
-        d.appendVar("SELECTED_OPTIMIZATION", " -Wno-error")
 }
 
 # siteconfig.bbclass runs configure which needs a working compiler
@@ -33,12 +30,8 @@
 
 # nptl needs unwind support in gcc, which can't be built without glibc.
 DEPENDS = "virtual/${TARGET_PREFIX}gcc-initial libgcc-initial linux-libc-headers virtual/${TARGET_PREFIX}libc-initial"
-# nptl needs libgcc but dlopens it, so our shlibs code doesn't detect this
-#RDEPENDS_${PN} += "${@['','libgcc']['nptl' in '${GLIBC_ADDONS}']}"
 
-CRYPTPROVIDES = "virtual/crypt"
-CRYPTPROVIDES_class-nativesdk = ""
-PROVIDES = "virtual/libc virtual/${TARGET_PREFIX}libc-for-gcc ${CRYPTPROVIDES}"
+PROVIDES = "virtual/libc virtual/${TARGET_PREFIX}libc-for-gcc"
 PROVIDES += "virtual/libintl virtual/libiconv"
 inherit autotools texinfo distro_features_check systemd
 
@@ -63,6 +56,7 @@
 # http://lists.openembedded.org/pipermail/openembedded-core/2015-January/100679.html
 ARM_INSTRUCTION_SET_armv4 = "arm"
 ARM_INSTRUCTION_SET_armv5 = "arm"
+ARM_INSTRUCTION_SET_armv6 = "arm"
 
 # glibc uses PARALLELMFLAGS variable to pass parallel build info so transfer
 # PARALLEL_MAKE into PARALLELMFLAGS and empty out PARALLEL_MAKE
@@ -80,8 +74,6 @@
 	sed -e "s#@BASH@#/bin/sh#" -i ${S}/elf/ldd.bash.in
 }
 
-GLIBC_ADDONS ?= "nptl,libidn"
-
 # Enable backtrace from abort()
 do_configure_append_arm () {
 	echo "CFLAGS-abort.c = -fasynchronous-unwind-tables" >> ${B}/configparms