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/multipath-tools/files/0010-libmultipath-don-t-reject-maps-with-undefined-prio.patch b/meta-openembedded/meta-oe/recipes-support/multipath-tools/files/0010-libmultipath-don-t-reject-maps-with-undefined-prio.patch
new file mode 100644
index 0000000..2dda2ed
--- /dev/null
+++ b/meta-openembedded/meta-oe/recipes-support/multipath-tools/files/0010-libmultipath-don-t-reject-maps-with-undefined-prio.patch
@@ -0,0 +1,42 @@
+From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
+From: Martin Wilck <mwilck@suse.com>
+Date: Wed, 21 Mar 2018 10:34:18 +0100
+Subject: [PATCH] libmultipath: don't reject maps with undefined prio
+
+libmultipath's prio routines can deal with pp->priority == PRIO_UNDEF
+just fine. PRIO_UNDEF is just a very low priority. So there's
+no reason to reject setting up a multipath map because paths have
+undefined priority.
+
+Signed-off-by: Martin Wilck <mwilck@suse.com>
+Signed-off-by: Benjamin Marzinski <bmarzins@redhat.com>
+---
+ libmultipath/configure.c | 5 -----
+ 1 file changed, 5 deletions(-)
+
+diff --git a/libmultipath/configure.c b/libmultipath/configure.c
+index 5796683..5c54f9b 100644
+--- a/libmultipath/configure.c
++++ b/libmultipath/configure.c
+@@ -1063,9 +1063,6 @@ int coalesce_paths (struct vectors * vecs, vector newmp, char * refwwid,
+ 			continue;
+ 		}
+ 
+-		if (pp1->priority == PRIO_UNDEF)
+-			mpp->action = ACT_REJECT;
+-
+ 		if (!mpp->paths) {
+ 			condlog(0, "%s: skip coalesce (no paths)", mpp->alias);
+ 			remove_map(mpp, vecs, 0);
+@@ -1091,8 +1088,6 @@ int coalesce_paths (struct vectors * vecs, vector newmp, char * refwwid,
+ 					mpp->size);
+ 				mpp->action = ACT_REJECT;
+ 			}
+-			if (pp2->priority == PRIO_UNDEF)
+-				mpp->action = ACT_REJECT;
+ 		}
+ 		verify_paths(mpp, vecs);
+ 
+-- 
+2.7.4
+