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/meta-openembedded/meta-oe/recipes-support/syslog-ng/files/configure.ac-add-option-enable-thread-tls-to-manage-.patch b/meta-openembedded/meta-oe/recipes-support/syslog-ng/files/configure.ac-add-option-enable-thread-tls-to-manage-.patch
index c172e4e..4f8a3d0 100644
--- a/meta-openembedded/meta-oe/recipes-support/syslog-ng/files/configure.ac-add-option-enable-thread-tls-to-manage-.patch
+++ b/meta-openembedded/meta-oe/recipes-support/syslog-ng/files/configure.ac-add-option-enable-thread-tls-to-manage-.patch
@@ -10,21 +10,21 @@
  configure.ac | 17 +++++++++++------
  1 file changed, 11 insertions(+), 6 deletions(-)
 
-Index: syslog-ng-3.8.1/configure.ac
+Index: syslog-ng-3.15.1/configure.ac
 ===================================================================
---- syslog-ng-3.8.1.orig/configure.ac
-+++ syslog-ng-3.8.1/configure.ac
-@@ -147,6 +147,9 @@ AC_ARG_ENABLE(gprof,
+--- syslog-ng-3.15.1.orig/configure.ac
++++ syslog-ng-3.15.1/configure.ac
+@@ -190,6 +190,9 @@ AC_ARG_ENABLE(gprof,
  AC_ARG_ENABLE(memtrace,
                [  --enable-memtrace   Enable alternative leak debugging code.])
  
 +AC_ARG_ENABLE(thread-tls,
-+              [  --enable-thread-tls        Enable Thread Transport Layer Security support.],,enable_thread_tls="no")
++              [  --enable-thread-tls        Enable Thread Local Storage support.],,enable_thread_tls="no")
 +
  AC_ARG_ENABLE(dynamic-linking,
                [  --enable-dynamic-linking        Link everything dynamically.],,enable_dynamic_linking="auto")
  
-@@ -486,12 +489,14 @@ dnl ************************************
+@@ -591,12 +594,14 @@ dnl ***************************************************************************
  dnl Is the __thread keyword available?
  dnl ***************************************************************************
  
@@ -33,14 +33,14 @@
 -__thread int a;
 -]],
 -[a=0;])],
--[ac_cv_have_tls=yes; AC_DEFINE_UNQUOTED(HAVE_THREAD_KEYWORD, 1, "Whether Transport Layer Security is supported by the system")])
+-[ac_cv_have_tls=yes; AC_DEFINE_UNQUOTED(HAVE_THREAD_KEYWORD, 1, "Whether Thread Local Storage is supported by the system")])
 +if test "x$enable_thread_tls" != "xno"; then
 +    AC_LINK_IFELSE([AC_LANG_PROGRAM(
 +    [[#include <pthread.h>
 +    __thread int a;
 +    ]],
 +    [a=0;])],
-+    [ac_cv_have_tls=yes; AC_DEFINE_UNQUOTED(HAVE_THREAD_KEYWORD, 1, "Whether Transport Layer Security is supported by the system")])
++    [ac_cv_have_tls=yes; AC_DEFINE_UNQUOTED(HAVE_THREAD_KEYWORD, 1, "Whether Thread Local Storage is supported by the system")])
 +fi
  
  dnl ***************************************************************************