meta-openembedded and poky: subtree updates

Squash of the following due to dependencies among them
and OpenBMC changes:

meta-openembedded: subtree update:d0748372d2..9201611135
meta-openembedded: subtree update:9201611135..17fd382f34
poky: subtree update:9052e5b32a..2e11d97b6c
poky: subtree update:2e11d97b6c..a8544811d7

The change log was too large for the jenkins plugin
to handle therefore it has been removed. Here is
the first and last commit of each subtree:

meta-openembedded:d0748372d2
      cppzmq: bump to version 4.6.0
meta-openembedded:17fd382f34
      mpv: Remove X11 dependency
poky:9052e5b32a
      package_ipk: Remove pointless comment to trigger rebuild
poky:a8544811d7
      pbzip2: Fix license warning

Change-Id: If0fc6c37629642ee207a4ca2f7aa501a2c673cd6
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/poky/meta/recipes-support/liburcu/liburcu_0.12.0.bb b/poky/meta/recipes-support/liburcu/liburcu_0.12.0.bb
new file mode 100644
index 0000000..0c20abe
--- /dev/null
+++ b/poky/meta/recipes-support/liburcu/liburcu_0.12.0.bb
@@ -0,0 +1,22 @@
+SUMMARY = "Userspace RCU (read-copy-update) library"
+HOMEPAGE = "http://lttng.org/urcu"
+BUGTRACKER = "http://lttng.org/project/issues"
+
+LICENSE = "LGPLv2.1+ & MIT-style"
+LIC_FILES_CHKSUM = "file://LICENSE;md5=e548d28737289d75a8f1e01ba2fd7825 \
+                    file://include/urcu/urcu.h;beginline=4;endline=32;md5=4de0d68d3a997643715036d2209ae1d9 \
+                    file://include/urcu/uatomic/x86.h;beginline=4;endline=21;md5=58e50bbd8a2f073bb5500e6554af0d0b"
+
+SRC_URI = "http://lttng.org/files/urcu/userspace-rcu-${PV}.tar.bz2"
+
+SRC_URI[md5sum] = "d923a42ce38e33e883313003c8afd559"
+SRC_URI[sha256sum] = "409b1be506989e1d26543194df1a79212be990fe5d4fd84f34f019efed989f97"
+
+S = "${WORKDIR}/userspace-rcu-${PV}"
+inherit autotools multilib_header
+
+CPPFLAGS_append_riscv64  = " -pthread -D_REENTRANT"
+
+do_install_append() {
+    oe_multilib_header urcu/config.h
+}