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/lib/wic/filemap.py b/poky/scripts/lib/wic/filemap.py
index a72fa09..abbf958 100644
--- a/poky/scripts/lib/wic/filemap.py
+++ b/poky/scripts/lib/wic/filemap.py
@@ -22,6 +22,7 @@
 #   * Too many instance attributes (R0902)
 # pylint: disable=R0902
 
+import errno
 import os
 import struct
 import array
@@ -189,9 +190,9 @@
     except OSError as err:
         # The 'lseek' system call returns the ENXIO if there is no data or
         # hole starting from the specified offset.
-        if err.errno == os.errno.ENXIO:
+        if err.errno == errno.ENXIO:
             return -1
-        elif err.errno == os.errno.EINVAL:
+        elif err.errno == errno.EINVAL:
             raise ErrorNotSupp("the kernel or file-system does not support "
                                "\"SEEK_HOLE\" and \"SEEK_DATA\"")
         else:
@@ -394,12 +395,12 @@
         except IOError as err:
             # Note, the FIEMAP ioctl is supported by the Linux kernel starting
             # from version 2.6.28 (year 2008).
-            if err.errno == os.errno.EOPNOTSUPP:
+            if err.errno == errno.EOPNOTSUPP:
                 errstr = "FilemapFiemap: the FIEMAP ioctl is not supported " \
                          "by the file-system"
                 self._log.debug(errstr)
                 raise ErrorNotSupp(errstr)
-            if err.errno == os.errno.ENOTTY:
+            if err.errno == errno.ENOTTY:
                 errstr = "FilemapFiemap: the FIEMAP ioctl is not supported " \
                          "by the kernel"
                 self._log.debug(errstr)