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/lib/oeqa/selftest/context.py b/poky/meta/lib/oeqa/selftest/context.py
index 9a56888..c521290 100644
--- a/poky/meta/lib/oeqa/selftest/context.py
+++ b/poky/meta/lib/oeqa/selftest/context.py
@@ -11,6 +11,7 @@
 from random import choice
 
 import oeqa
+import oe
 
 from oeqa.core.context import OETestContext, OETestContextExecutor
 from oeqa.core.exception import OEQAPreRun, OEQATestNotFound
@@ -25,14 +26,14 @@
         self.custommachine = None
         self.config_paths = config_paths
 
-    def runTests(self, machine=None, skips=[]):
+    def runTests(self, processes=None, machine=None, skips=[]):
         if machine:
             self.custommachine = machine
             if machine == 'random':
                 self.custommachine = choice(self.machines)
             self.logger.info('Run tests with custom MACHINE set to: %s' % \
                     self.custommachine)
-        return super(OESelftestTestContext, self).runTests(skips)
+        return super(OESelftestTestContext, self).runTests(processes, skips)
 
     def listTests(self, display_type, machine=None):
         return super(OESelftestTestContext, self).listTests(display_type)
@@ -68,6 +69,9 @@
                 action="store_true", default=False,
                 help='List all available tests.')
 
+        parser.add_argument('-j', '--num-processes', dest='processes', action='store',
+                type=int, help="number of processes to execute in parallel with")
+
         parser.add_argument('--machine', required=False, choices=['random', 'all'],
                             help='Run tests on different machines (random/all).')
         
@@ -96,7 +100,6 @@
         return cases_paths
 
     def _process_args(self, logger, args):
-
         args.test_start_time = time.strftime("%Y%m%d%H%M%S")
         args.test_data_file = None
         args.CASES_PATHS = None
@@ -143,6 +146,7 @@
                 self.tc_kwargs['init']['config_paths']['bblayers_backup'])
 
         self.tc_kwargs['run']['skips'] = args.skips
+        self.tc_kwargs['run']['processes'] = args.processes
 
     def _pre_run(self):
         def _check_required_env_variables(vars):
@@ -158,7 +162,7 @@
                 os.chdir(builddir)
 
             if not "meta-selftest" in self.tc.td["BBLAYERS"]:
-                self.tc.logger.warn("meta-selftest layer not found in BBLAYERS, adding it")
+                self.tc.logger.warning("meta-selftest layer not found in BBLAYERS, adding it")
                 meta_selftestdir = os.path.join(
                     self.tc.td["BBLAYERS_FETCH_DIR"], 'meta-selftest')
                 if os.path.isdir(meta_selftestdir):
@@ -189,6 +193,10 @@
             self.tc.logger.error("You have buildhistory enabled already and this isn't recommended for selftest, please disable it first.")
             raise OEQAPreRun
 
+        if "rm_work.bbclass" in self.tc.td["BBINCLUDED"]:
+            self.tc.logger.error("You have rm_work enabled which isn't recommended while running oe-selftest. Please disable it before continuing.")
+            raise OEQAPreRun
+
         if "PRSERV_HOST" in self.tc.td:
             self.tc.logger.error("Please unset PRSERV_HOST in order to run oe-selftest")
             raise OEQAPreRun
@@ -199,8 +207,8 @@
 
         _add_layer_libs()
 
-        self.tc.logger.info("Running bitbake -p")
-        runCmd("bitbake -p")
+        self.tc.logger.info("Running bitbake -e to test the configuration is valid/parsable")
+        runCmd("bitbake -e")
 
     def get_json_result_dir(self, args):
         json_result_dir = os.path.join(self.tc.td["LOG_DIR"], 'oeqa')
@@ -216,7 +224,7 @@
         configuration = {'TEST_TYPE': 'oeselftest',
                         'STARTTIME': args.test_start_time,
                         'MACHINE': self.tc.td["MACHINE"],
-                        'HOST_DISTRO': ('-'.join(platform.linux_distribution())).replace(' ', '-'),
+                        'HOST_DISTRO': oe.lsb.distro_identifier().replace(' ', '-'),
                         'HOST_NAME': metadata['hostname'],
                         'LAYERS': metadata['layers']}
         return configuration