diff --git a/poky/meta/classes/base.bbclass b/poky/meta/classes/base.bbclass
index 1636c6e..90af8ba 100644
--- a/poky/meta/classes/base.bbclass
+++ b/poky/meta/classes/base.bbclass
@@ -10,7 +10,9 @@
 inherit metadata_scm
 inherit logging
 
-OE_IMPORTS += "os sys time oe.path oe.utils oe.types oe.package oe.packagegroup oe.sstatesig oe.lsb oe.cachedpath oe.license"
+OE_EXTRA_IMPORTS ?= ""
+
+OE_IMPORTS += "os sys time oe.path oe.utils oe.types oe.package oe.packagegroup oe.sstatesig oe.lsb oe.cachedpath oe.license ${OE_EXTRA_IMPORTS}"
 OE_IMPORTS[type] = "list"
 
 def oe_import(d):
@@ -639,6 +641,18 @@
     if needsrcrev:
         d.setVar("SRCPV", "${@bb.fetch2.get_srcrev(d)}")
 
+        # Gather all named SRCREVs to add to the sstate hash calculation
+        # This anonymous python snippet is called multiple times so we
+        # need to be careful to not double up the appends here and cause
+        # the base hash to mismatch the task hash
+        for uri in srcuri.split():
+            parm = bb.fetch.decodeurl(uri)[5]
+            uri_names = parm.get("name", "").split(",")
+            for uri_name in filter(None, uri_names):
+                srcrev_name = "SRCREV_{}".format(uri_name)
+                if srcrev_name not in (d.getVarFlag("do_fetch", "vardeps") or "").split():
+                    d.appendVarFlag("do_fetch", "vardeps", " {}".format(srcrev_name))
+
     set_packagetriplet(d)
 
     # 'multimachine' handling
diff --git a/poky/meta/classes/cmake.bbclass b/poky/meta/classes/cmake.bbclass
index d3f0d70..f80a7e2 100644
--- a/poky/meta/classes/cmake.bbclass
+++ b/poky/meta/classes/cmake.bbclass
@@ -26,14 +26,16 @@
     if not d.getVar('OECMAKE_C_COMPILER'):
         cc_list = d.getVar('CC').split()
         if cc_list[0] == 'ccache':
-            d.setVar('OECMAKE_C_COMPILER', '%s %s' % (cc_list[0], cc_list[1]))
+            d.setVar('OECMAKE_C_COMPILER_LAUNCHER', cc_list[0])
+            d.setVar('OECMAKE_C_COMPILER', cc_list[1])
         else:
             d.setVar('OECMAKE_C_COMPILER', cc_list[0])
 
     if not d.getVar('OECMAKE_CXX_COMPILER'):
         cxx_list = d.getVar('CXX').split()
         if cxx_list[0] == 'ccache':
-            d.setVar('OECMAKE_CXX_COMPILER', '%s %s' % (cxx_list[0], cxx_list[1]))
+            d.setVar('OECMAKE_CXX_COMPILER_LAUNCHER', cxx_list[0])
+            d.setVar('OECMAKE_CXX_COMPILER', cxx_list[1])
         else:
             d.setVar('OECMAKE_CXX_COMPILER', cxx_list[0])
 }
@@ -49,6 +51,9 @@
 CXXFLAGS += "${HOST_CC_ARCH} ${TOOLCHAIN_OPTIONS}"
 CFLAGS += "${HOST_CC_ARCH} ${TOOLCHAIN_OPTIONS}"
 
+OECMAKE_C_COMPILER_LAUNCHER ?= ""
+OECMAKE_CXX_COMPILER_LAUNCHER ?= ""
+
 OECMAKE_RPATH ?= ""
 OECMAKE_PERLNATIVE_DIR ??= ""
 OECMAKE_EXTRA_ROOT_PATH ?= ""
@@ -86,6 +91,8 @@
 set( CMAKE_SYSTEM_PROCESSOR ${@map_target_arch_to_uname_arch(d.getVar('TARGET_ARCH'))} )
 set( CMAKE_C_COMPILER ${OECMAKE_C_COMPILER} )
 set( CMAKE_CXX_COMPILER ${OECMAKE_CXX_COMPILER} )
+set( CMAKE_C_COMPILER_LAUNCHER ${OECMAKE_C_COMPILER_LAUNCHER} )
+set( CMAKE_CXX_COMPILER_LAUNCHER ${OECMAKE_CXX_COMPILER_LAUNCHER} )
 set( CMAKE_ASM_COMPILER ${OECMAKE_C_COMPILER} )
 set( CMAKE_AR ${OECMAKE_AR} CACHE FILEPATH "Archiver" )
 set( CMAKE_C_FLAGS "${OECMAKE_C_FLAGS}" CACHE STRING "CFLAGS" )
@@ -154,15 +161,15 @@
 	  $oecmake_sitefile \
 	  ${OECMAKE_SOURCEPATH} \
 	  -DCMAKE_INSTALL_PREFIX:PATH=${prefix} \
-	  -DCMAKE_INSTALL_BINDIR:PATH=${@os.path.relpath(d.getVar('bindir'), d.getVar('prefix'))} \
-	  -DCMAKE_INSTALL_SBINDIR:PATH=${@os.path.relpath(d.getVar('sbindir'), d.getVar('prefix'))} \
-	  -DCMAKE_INSTALL_LIBEXECDIR:PATH=${@os.path.relpath(d.getVar('libexecdir'), d.getVar('prefix'))} \
+	  -DCMAKE_INSTALL_BINDIR:PATH=${@os.path.relpath(d.getVar('bindir'), d.getVar('prefix') + '/')} \
+	  -DCMAKE_INSTALL_SBINDIR:PATH=${@os.path.relpath(d.getVar('sbindir'), d.getVar('prefix') + '/')} \
+	  -DCMAKE_INSTALL_LIBEXECDIR:PATH=${@os.path.relpath(d.getVar('libexecdir'), d.getVar('prefix') + '/')} \
 	  -DCMAKE_INSTALL_SYSCONFDIR:PATH=${sysconfdir} \
-	  -DCMAKE_INSTALL_SHAREDSTATEDIR:PATH=${@os.path.relpath(d.getVar('sharedstatedir'), d.  getVar('prefix'))} \
+	  -DCMAKE_INSTALL_SHAREDSTATEDIR:PATH=${@os.path.relpath(d.getVar('sharedstatedir'), d.  getVar('prefix') + '/')} \
 	  -DCMAKE_INSTALL_LOCALSTATEDIR:PATH=${localstatedir} \
-	  -DCMAKE_INSTALL_LIBDIR:PATH=${@os.path.relpath(d.getVar('libdir'), d.getVar('prefix'))} \
-	  -DCMAKE_INSTALL_INCLUDEDIR:PATH=${@os.path.relpath(d.getVar('includedir'), d.getVar('prefix'))} \
-	  -DCMAKE_INSTALL_DATAROOTDIR:PATH=${@os.path.relpath(d.getVar('datadir'), d.getVar('prefix'))} \
+	  -DCMAKE_INSTALL_LIBDIR:PATH=${@os.path.relpath(d.getVar('libdir'), d.getVar('prefix') + '/')} \
+	  -DCMAKE_INSTALL_INCLUDEDIR:PATH=${@os.path.relpath(d.getVar('includedir'), d.getVar('prefix') + '/')} \
+	  -DCMAKE_INSTALL_DATAROOTDIR:PATH=${@os.path.relpath(d.getVar('datadir'), d.getVar('prefix') + '/')} \
 	  -DCMAKE_INSTALL_SO_NO_EXE=0 \
 	  -DCMAKE_TOOLCHAIN_FILE=${WORKDIR}/toolchain.cmake \
 	  -DCMAKE_NO_SYSTEM_FROM_IMPORTED=1 \
diff --git a/poky/meta/classes/devicetree.bbclass b/poky/meta/classes/devicetree.bbclass
index 5c03e4b..d8779c7 100644
--- a/poky/meta/classes/devicetree.bbclass
+++ b/poky/meta/classes/devicetree.bbclass
@@ -116,7 +116,7 @@
     dtcargs += ["-o", "{0}.{1}".format(dtname, "dtbo" if isoverlay else "dtb")]
     dtcargs += ["-I", "dts", "-O", "dtb", "{0}.pp".format(dts)]
     bb.note("Running {0}".format(" ".join(dtcargs)))
-    subprocess.run(dtcargs, check = True)
+    subprocess.run(dtcargs, check = True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
 
 python devicetree_do_compile() {
     includes = expand_includes("DT_INCLUDE", d)
diff --git a/poky/meta/classes/image_types.bbclass b/poky/meta/classes/image_types.bbclass
index 1c44ec4..fd98a7d 100644
--- a/poky/meta/classes/image_types.bbclass
+++ b/poky/meta/classes/image_types.bbclass
@@ -284,7 +284,7 @@
 
 CONVERSIONTYPES = "gz bz2 lzma xz lz4 lzo zip sum md5sum sha1sum sha224sum sha256sum sha384sum sha512sum bmap u-boot vmdk vdi qcow2 base64 ${COMPRESSIONTYPES}"
 CONVERSION_CMD_lzma = "lzma -k -f -7 ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}"
-CONVERSION_CMD_gz = "pigz -f -9 -n -c ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.gz"
+CONVERSION_CMD_gz = "gzip -f -9 -n -c ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.gz"
 CONVERSION_CMD_bz2 = "pbzip2 -f -k ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}"
 CONVERSION_CMD_xz = "xz -f -k -c ${XZ_COMPRESSION_LEVEL} ${XZ_DEFAULTS} --check=${XZ_INTEGRITY_CHECK} ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} > ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.xz"
 CONVERSION_CMD_lz4 = "lz4 -9 -z -l ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type} ${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.${type}.lz4"
diff --git a/poky/meta/classes/insane.bbclass b/poky/meta/classes/insane.bbclass
index a9be88e..fdc20c4 100644
--- a/poky/meta/classes/insane.bbclass
+++ b/poky/meta/classes/insane.bbclass
@@ -25,7 +25,7 @@
 WARN_QA ?= "ldflags useless-rpaths rpaths staticdev libdir xorg-driver-abi \
             textrel already-stripped incompatible-license files-invalid \
             installed-vs-shipped compile-host-path install-host-path \
-            pn-overrides infodir build-deps \
+            pn-overrides infodir build-deps src-uri-bad \
             unknown-configure-option symlink-to-sysroot multilib \
             invalid-packageconfig host-user-contaminated uppercase-pn patch-fuzz \
             "
@@ -892,6 +892,17 @@
             return False
     return True
 
+QARECIPETEST[src-uri-bad] = "package_qa_check_src_uri"
+def package_qa_check_src_uri(pn, d, messages):
+    import re
+
+    if "${PN}" in d.getVar("SRC_URI", False):
+        package_qa_handle_error("src-uri-bad", "%s: SRC_URI uses PN not BPN" % pn, d)
+
+    pn = d.getVar("SRC_URI")
+    if re.search(r"github\.com/.+/.+/archive/.+", pn):
+        package_qa_handle_error("src-uri-bad", "%s: SRC_URI uses unstable GitHub archives" % pn, d)
+
 
 # The PACKAGE FUNC to scan each package
 python do_package_qa () {
diff --git a/poky/meta/classes/kernel-fitimage.bbclass b/poky/meta/classes/kernel-fitimage.bbclass
index 2820ff9..9e224da 100644
--- a/poky/meta/classes/kernel-fitimage.bbclass
+++ b/poky/meta/classes/kernel-fitimage.bbclass
@@ -42,7 +42,7 @@
         # Verified boot will sign the fitImage and append the public key to
         # U-Boot dtb. We ensure the U-Boot dtb is deployed before assembling
         # the fitImage:
-        if d.getVar('UBOOT_SIGN_ENABLE') == "1":
+        if d.getVar('UBOOT_SIGN_ENABLE') == "1" and d.getVar('UBOOT_DTB_BINARY'):
             uboot_pn = d.getVar('PREFERRED_PROVIDER_u-boot') or 'u-boot'
             d.appendVarFlag('do_assemble_fitimage', 'depends', ' %s:do_populate_sysroot' % uboot_pn)
 }
diff --git a/poky/meta/classes/kernel-uboot.bbclass b/poky/meta/classes/kernel-uboot.bbclass
index 2364053..0457c5d 100644
--- a/poky/meta/classes/kernel-uboot.bbclass
+++ b/poky/meta/classes/kernel-uboot.bbclass
@@ -5,8 +5,8 @@
 		linux_comp="none"
 	elif [ -e arch/${ARCH}/boot/Image ] ; then
 		vmlinux_path="vmlinux"
-		linux_suffix=""
-		linux_comp="none"
+		linux_suffix=".gz"
+		linux_comp="gzip"
 	elif [ -e arch/${ARCH}/boot/vmlinuz.bin ]; then
 		rm -f linux.bin
 		cp -l arch/${ARCH}/boot/vmlinuz.bin linux.bin
diff --git a/poky/meta/classes/kernel.bbclass b/poky/meta/classes/kernel.bbclass
index 437b8c7..a60e15b 100644
--- a/poky/meta/classes/kernel.bbclass
+++ b/poky/meta/classes/kernel.bbclass
@@ -8,6 +8,7 @@
 PACKAGE_WRITE_DEPS += "depmodwrapper-cross"
 
 do_deploy[depends] += "depmodwrapper-cross:do_populate_sysroot"
+do_clean[depends] += "make-mod-scripts:do_clean"
 
 CVE_PRODUCT ?= "linux_kernel"
 
@@ -558,7 +559,7 @@
 # kernel-image becomes kernel-image-${KERNEL_VERSION}
 PACKAGES = "${KERNEL_PACKAGE_NAME} ${KERNEL_PACKAGE_NAME}-base ${KERNEL_PACKAGE_NAME}-vmlinux ${KERNEL_PACKAGE_NAME}-image ${KERNEL_PACKAGE_NAME}-dev ${KERNEL_PACKAGE_NAME}-modules"
 FILES_${PN} = ""
-FILES_${KERNEL_PACKAGE_NAME}-base = "${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.order ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.builtin"
+FILES_${KERNEL_PACKAGE_NAME}-base = "${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.order ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.builtin ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/modules.builtin.modinfo"
 FILES_${KERNEL_PACKAGE_NAME}-image = ""
 FILES_${KERNEL_PACKAGE_NAME}-dev = "/boot/System.map* /boot/Module.symvers* /boot/config* ${KERNEL_SRC_PATH} ${nonarch_base_libdir}/modules/${KERNEL_VERSION}/build"
 FILES_${KERNEL_PACKAGE_NAME}-vmlinux = "/boot/vmlinux-${KERNEL_VERSION_NAME}"
diff --git a/poky/meta/classes/license.bbclass b/poky/meta/classes/license.bbclass
index ed91a4b..adca881 100644
--- a/poky/meta/classes/license.bbclass
+++ b/poky/meta/classes/license.bbclass
@@ -268,7 +268,7 @@
     wildcards from SPDXLICENSEMAP flags and SRC_DISTRIBUTE_LICENSES values.
     """
     import fnmatch
-    licenses = []
+    licenses = wildcard_licenses[:]
     spdxmapkeys = d.getVarFlags('SPDXLICENSEMAP').keys()
     for wld_lic in wildcard_licenses:
         spdxflags = fnmatch.filter(spdxmapkeys, wld_lic)
diff --git a/poky/meta/classes/license_image.bbclass b/poky/meta/classes/license_image.bbclass
index 6fb76be..2cfda81 100644
--- a/poky/meta/classes/license_image.bbclass
+++ b/poky/meta/classes/license_image.bbclass
@@ -40,7 +40,7 @@
     import stat
 
     bad_licenses = (d.getVar("INCOMPATIBLE_LICENSE") or "").split()
-    bad_licenses = map(lambda l: canonical_license(d, l), bad_licenses)
+    bad_licenses = [canonical_license(d, l) for l in bad_licenses]
     bad_licenses = expand_wildcard_licenses(d, bad_licenses)
 
     with open(license_manifest, "w") as license_file:
diff --git a/poky/meta/classes/meson.bbclass b/poky/meta/classes/meson.bbclass
index 115d1ae..0edbfc1 100644
--- a/poky/meta/classes/meson.bbclass
+++ b/poky/meta/classes/meson.bbclass
@@ -56,6 +56,8 @@
         return 'ppc64'
     elif arch == 'armeb':
         return 'arm'
+    elif arch == 'aarch64_be':
+        return 'aarch64'
     elif arch == 'mipsel':
         return 'mips'
     elif arch == 'mips64el':
diff --git a/poky/meta/classes/multilib.bbclass b/poky/meta/classes/multilib.bbclass
index 2b761f3..7750221 100644
--- a/poky/meta/classes/multilib.bbclass
+++ b/poky/meta/classes/multilib.bbclass
@@ -33,6 +33,8 @@
         e.data.setVar("MLPREFIX", variant + "-")
         e.data.setVar("PN", variant + "-" + e.data.getVar("PN", False))
         e.data.setVar('SDKTARGETSYSROOT', e.data.getVar('SDKTARGETSYSROOT'))
+        override = ":virtclass-multilib-" + variant
+        e.data.setVar("OVERRIDES", e.data.getVar("OVERRIDES", False) + override)
         target_vendor = e.data.getVar("TARGET_VENDOR_" + "virtclass-multilib-" + variant, False)
         if target_vendor:
             e.data.setVar("TARGET_VENDOR", target_vendor)
diff --git a/poky/meta/classes/multilib_global.bbclass b/poky/meta/classes/multilib_global.bbclass
index 649cc09..19ce1a5 100644
--- a/poky/meta/classes/multilib_global.bbclass
+++ b/poky/meta/classes/multilib_global.bbclass
@@ -118,6 +118,9 @@
             d.renameVar(prov, provexp)
 
     def translate_provide(prefix, prov):
+        # Really need to know if kernel modules class is inherited somehow
+        if prov == "lttng-modules":
+            return prov
         if not prov.startswith("virtual/"):
             return prefix + "-" + prov
         if prov == "virtual/kernel":
diff --git a/poky/meta/classes/npm.bbclass b/poky/meta/classes/npm.bbclass
index 6dbae6b..4b1f0a3 100644
--- a/poky/meta/classes/npm.bbclass
+++ b/poky/meta/classes/npm.bbclass
@@ -10,7 +10,7 @@
 
 NPMPN ?= "${@node_pkgname(d)}"
 
-NPM_INSTALLDIR = "${libdir}/node/${NPMPN}"
+NPM_INSTALLDIR = "${libdir}/node_modules/${NPMPN}"
 
 # function maps arch names to npm arch names
 def npm_oe_arch_map(target_arch, d):
@@ -53,9 +53,10 @@
 	# be created in this directory
 	export HOME=${WORKDIR}
 	mkdir -p ${D}${libdir}/node_modules
-	npm pack .
-	npm install --prefix ${D}${prefix} -g --arch=${NPM_ARCH} --target_arch=${NPM_ARCH} --production --no-registry ${NPMPN}-${PV}.tgz
-	mv ${D}${libdir}/node_modules ${D}${libdir}/node
+	local NPM_PACKFILE=$(npm pack .)
+	npm install --prefix ${D}${prefix} -g --arch=${NPM_ARCH} --target_arch=${NPM_ARCH} --production --no-registry ${NPM_PACKFILE}
+	ln -fs node_modules ${D}${libdir}/node
+	find ${D}${NPM_INSTALLDIR} -type f \( -name "*.a" -o -name "*.d" -o -name "*.o" \) -delete
 	if [ -d ${D}${prefix}/etc ] ; then
 		# This will be empty
 		rmdir ${D}${prefix}/etc
@@ -85,6 +86,8 @@
 }
 
 FILES_${PN} += " \
+    ${bindir} \
+    ${libdir}/node \
     ${NPM_INSTALLDIR} \
 "
 
diff --git a/poky/meta/classes/package.bbclass b/poky/meta/classes/package.bbclass
index 4c0a859..20d72bb 100644
--- a/poky/meta/classes/package.bbclass
+++ b/poky/meta/classes/package.bbclass
@@ -1005,6 +1005,12 @@
                 symlinks[file] = target
 
         results = oe.utils.multiprocess_launch(oe.package.is_elf, checkelf.keys(), d)
+
+        # Sort results by file path. This ensures that the files are always
+        # processed in the same order, which is important to make sure builds
+        # are reproducible when dealing with hardlinks
+        results.sort(key=lambda x: x[0])
+
         for (file, elf_file) in results:
             # It's a file (or hardlink), not a link
             # ...but is it ELF, and is it already stripped?
@@ -1343,6 +1349,8 @@
 
 PKGDESTWORK = "${WORKDIR}/pkgdata"
 
+PKGDATA_VARS = "PN PE PV PR PKGE PKGV PKGR LICENSE DESCRIPTION SUMMARY RDEPENDS RPROVIDES RRECOMMENDS RSUGGESTS RREPLACES RCONFLICTS SECTION PKG ALLOW_EMPTY FILES CONFFILES FILES_INFO pkg_postinst pkg_postrm pkg_preinst pkg_prerm"
+
 python emit_pkgdata() {
     from glob import glob
     import json
@@ -1447,48 +1455,26 @@
                 total_size += fstat.st_size
         d.setVar('FILES_INFO', json.dumps(files, sort_keys=True))
 
-        subdata_file = pkgdatadir + "/runtime/%s" % pkg
-        sf = open(subdata_file, 'w')
-        write_if_exists(sf, pkg, 'PN')
-        write_if_exists(sf, pkg, 'PE')
-        write_if_exists(sf, pkg, 'PV')
-        write_if_exists(sf, pkg, 'PR')
-        write_if_exists(sf, pkg, 'PKGE')
-        write_if_exists(sf, pkg, 'PKGV')
-        write_if_exists(sf, pkg, 'PKGR')
-        write_if_exists(sf, pkg, 'LICENSE')
-        write_if_exists(sf, pkg, 'DESCRIPTION')
-        write_if_exists(sf, pkg, 'SUMMARY')
-        write_if_exists(sf, pkg, 'RDEPENDS')
-        rprov = write_if_exists(sf, pkg, 'RPROVIDES')
-        write_if_exists(sf, pkg, 'RRECOMMENDS')
-        write_if_exists(sf, pkg, 'RSUGGESTS')
-        write_if_exists(sf, pkg, 'RREPLACES')
-        write_if_exists(sf, pkg, 'RCONFLICTS')
-        write_if_exists(sf, pkg, 'SECTION')
-        write_if_exists(sf, pkg, 'PKG')
-        write_if_exists(sf, pkg, 'ALLOW_EMPTY')
-        write_if_exists(sf, pkg, 'FILES')
-        write_if_exists(sf, pkg, 'CONFFILES')
         process_postinst_on_target(pkg, d.getVar("MLPREFIX"))
         add_set_e_to_scriptlets(pkg)
-        write_if_exists(sf, pkg, 'pkg_postinst')
-        write_if_exists(sf, pkg, 'pkg_postrm')
-        write_if_exists(sf, pkg, 'pkg_preinst')
-        write_if_exists(sf, pkg, 'pkg_prerm')
-        write_if_exists(sf, pkg, 'FILERPROVIDESFLIST')
-        write_if_exists(sf, pkg, 'FILES_INFO')
-        for dfile in (d.getVar('FILERPROVIDESFLIST_' + pkg) or "").split():
-            write_if_exists(sf, pkg, 'FILERPROVIDES_' + dfile)
 
-        write_if_exists(sf, pkg, 'FILERDEPENDSFLIST')
-        for dfile in (d.getVar('FILERDEPENDSFLIST_' + pkg) or "").split():
-            write_if_exists(sf, pkg, 'FILERDEPENDS_' + dfile)
+        subdata_file = pkgdatadir + "/runtime/%s" % pkg
+        with open(subdata_file, 'w') as sf:
+            for var in (d.getVar('PKGDATA_VARS') or "").split():
+                val = write_if_exists(sf, pkg, var)
 
-        sf.write('%s_%s: %d\n' % ('PKGSIZE', pkg, total_size))
-        sf.close()
+            write_if_exists(sf, pkg, 'FILERPROVIDESFLIST')
+            for dfile in (d.getVar('FILERPROVIDESFLIST_' + pkg) or "").split():
+                write_if_exists(sf, pkg, 'FILERPROVIDES_' + dfile)
+
+            write_if_exists(sf, pkg, 'FILERDEPENDSFLIST')
+            for dfile in (d.getVar('FILERDEPENDSFLIST_' + pkg) or "").split():
+                write_if_exists(sf, pkg, 'FILERDEPENDS_' + dfile)
+
+            sf.write('%s_%s: %d\n' % ('PKGSIZE', pkg, total_size))
 
         # Symlinks needed for rprovides lookup
+        rprov = d.getVar('RPROVIDES_%s' % pkg) or d.getVar('RPROVIDES')
         if rprov:
             for p in rprov.strip().split():
                 subdata_sym = pkgdatadir + "/runtime-rprovides/%s/%s" % (p, pkg)
diff --git a/poky/meta/classes/populate_sdk_base.bbclass b/poky/meta/classes/populate_sdk_base.bbclass
index a7f0fe7..59920a5 100644
--- a/poky/meta/classes/populate_sdk_base.bbclass
+++ b/poky/meta/classes/populate_sdk_base.bbclass
@@ -57,7 +57,7 @@
        d.setVar('SDK_ARCHIVE_CMD', 'cd ${SDK_OUTPUT}/${SDKPATH}; zip -r ${SDKDEPLOYDIR}/${TOOLCHAIN_OUTPUTNAME}.${SDK_ARCHIVE_TYPE} .')
     else:
        d.setVar('SDK_ARCHIVE_DEPENDS', 'xz-native')
-       d.setVar('SDK_ARCHIVE_CMD', 'cd ${SDK_OUTPUT}/${SDKPATH}; tar ${SDKTAROPTS} -cf - . | xz -T 0 > ${SDKDEPLOYDIR}/${TOOLCHAIN_OUTPUTNAME}.${SDK_ARCHIVE_TYPE}')
+       d.setVar('SDK_ARCHIVE_CMD', 'cd ${SDK_OUTPUT}/${SDKPATH}; tar ${SDKTAROPTS} -cf - . | xz -T 0 -9 > ${SDKDEPLOYDIR}/${TOOLCHAIN_OUTPUTNAME}.${SDK_ARCHIVE_TYPE}')
 }
 
 SDK_RDEPENDS = "${TOOLCHAIN_TARGET_TASK} ${TOOLCHAIN_HOST_TASK}"
diff --git a/poky/meta/classes/scons.bbclass b/poky/meta/classes/scons.bbclass
index 9ee7d15..6b171ca 100644
--- a/poky/meta/classes/scons.bbclass
+++ b/poky/meta/classes/scons.bbclass
@@ -1,8 +1,11 @@
-DEPENDS += "python-scons-native"
+inherit python3native
+
+DEPENDS += "python3-scons-native"
 
 EXTRA_OESCONS ?= ""
 
 do_configure() {
+	unset _PYTHON_SYSCONFIGDATA_NAME
 	if [ -n "${CONFIGURESTAMPFILE}" ]; then
 		if [ -e "${CONFIGURESTAMPFILE}" -a "`cat ${CONFIGURESTAMPFILE}`" != "${BB_TASKHASH}" -a "${CLEANBROKEN}" != "1" ]; then
 			${STAGING_BINDIR_NATIVE}/scons --clean PREFIX=${prefix} prefix=${prefix} ${EXTRA_OESCONS}
@@ -14,11 +17,13 @@
 }
 
 scons_do_compile() {
+	unset _PYTHON_SYSCONFIGDATA_NAME
 	${STAGING_BINDIR_NATIVE}/scons ${PARALLEL_MAKE} PREFIX=${prefix} prefix=${prefix} ${EXTRA_OESCONS} || \
 	die "scons build execution failed."
 }
 
 scons_do_install() {
+	unset _PYTHON_SYSCONFIGDATA_NAME
 	${STAGING_BINDIR_NATIVE}/scons install_root=${D}${prefix} PREFIX=${prefix} prefix=${prefix} ${EXTRA_OESCONS} install || \
 	die "scons install execution failed."
 }
diff --git a/poky/meta/classes/staging.bbclass b/poky/meta/classes/staging.bbclass
index 6bcd0b0..9207060 100644
--- a/poky/meta/classes/staging.bbclass
+++ b/poky/meta/classes/staging.bbclass
@@ -168,7 +168,7 @@
     if not fixme:
         return
     cmd = "sed -e 's:^[^/]*/:%s/:g' %s | xargs sed -i -e 's:FIXMESTAGINGDIRTARGET:%s:g; s:FIXMESTAGINGDIRHOST:%s:g'" % (target, " ".join(fixme), recipesysroot, recipesysrootnative)
-    for fixmevar in ['COMPONENTS_DIR', 'HOSTTOOLS_DIR', 'PKGDATA_DIR', 'PSEUDO_LOCALSTATEDIR', 'LOGFIFO']:
+    for fixmevar in ['PSEUDO_SYSROOT', 'HOSTTOOLS_DIR', 'PKGDATA_DIR', 'PSEUDO_LOCALSTATEDIR', 'LOGFIFO']:
         fixme_path = d.getVar(fixmevar)
         cmd += " -e 's:FIXME_%s:%s:g'" % (fixmevar, fixme_path)
     bb.debug(2, cmd)
diff --git a/poky/meta/classes/testimage.bbclass b/poky/meta/classes/testimage.bbclass
index 9bb5a5c..525c5a6 100644
--- a/poky/meta/classes/testimage.bbclass
+++ b/poky/meta/classes/testimage.bbclass
@@ -210,7 +210,11 @@
             bb.fatal('Unsupported image type built. Add a comptible image to '
                      'IMAGE_FSTYPES. Supported types: %s' %
                      ', '.join(supported_fstypes))
-    rootfs = '%s.%s' % (image_name, fstypes[0])
+    qfstype = fstypes[0]
+    qdeffstype = d.getVar("QB_DEFAULT_FSTYPE")
+    if qdeffstype:
+        qfstype = qdeffstype
+    rootfs = '%s.%s' % (image_name, qfstype)
 
     # Get tmpdir (not really used, just for compatibility)
     tmpdir = d.getVar("TMPDIR")
diff --git a/poky/meta/classes/uboot-sign.bbclass b/poky/meta/classes/uboot-sign.bbclass
index 8beafff..de81ad1 100644
--- a/poky/meta/classes/uboot-sign.bbclass
+++ b/poky/meta/classes/uboot-sign.bbclass
@@ -116,7 +116,7 @@
 }
 
 python () {
-    if d.getVar('UBOOT_SIGN_ENABLE') == '1' and d.getVar('PN') == d.getVar('UBOOT_PN'):
+    if d.getVar('UBOOT_SIGN_ENABLE') == '1' and d.getVar('PN') == d.getVar('UBOOT_PN') and d.getVar('UBOOT_DTB_BINARY'):
         kernel_pn = d.getVar('PREFERRED_PROVIDER_virtual/kernel')
 
         # Make "bitbake u-boot -cdeploy" deploys the signed u-boot.dtb
diff --git a/poky/meta/classes/uninative.bbclass b/poky/meta/classes/uninative.bbclass
index ba99fb6..3326c0d 100644
--- a/poky/meta/classes/uninative.bbclass
+++ b/poky/meta/classes/uninative.bbclass
@@ -2,7 +2,7 @@
 UNINATIVE_STAGING_DIR ?= "${STAGING_DIR}"
 
 UNINATIVE_URL ?= "unset"
-UNINATIVE_TARBALL ?= "${BUILD_ARCH}-nativesdk-libc.tar.bz2"
+UNINATIVE_TARBALL ?= "${BUILD_ARCH}-nativesdk-libc.tar.xz"
 # Example checksums
 #UNINATIVE_CHECKSUM[aarch64] = "dead"
 #UNINATIVE_CHECKSUM[i686] = "dead"
@@ -89,7 +89,7 @@
         cmd = d.expand("\
 mkdir -p ${UNINATIVE_STAGING_DIR}-uninative; \
 cd ${UNINATIVE_STAGING_DIR}-uninative; \
-tar -xjf ${UNINATIVE_DLDIR}/%s/${UNINATIVE_TARBALL}; \
+tar -xJf ${UNINATIVE_DLDIR}/%s/${UNINATIVE_TARBALL}; \
 ${UNINATIVE_STAGING_DIR}-uninative/relocate_sdk.py \
   ${UNINATIVE_STAGING_DIR}-uninative/${BUILD_ARCH}-linux \
   ${UNINATIVE_LOADER} \
diff --git a/poky/meta/classes/useradd.bbclass b/poky/meta/classes/useradd.bbclass
index 124becd..e5f3ba2 100644
--- a/poky/meta/classes/useradd.bbclass
+++ b/poky/meta/classes/useradd.bbclass
@@ -100,6 +100,8 @@
 	# Pseudo may (do_prepare_recipe_sysroot) or may not (do_populate_sysroot_setscene) be running 
 	# at this point so we're explicit about the environment so pseudo can load if 
 	# not already present.
+	# PSEUDO_SYSROOT can contain references to the build architecture and COMPONENT_DIR
+	# so needs the STAGING_FIXME below
 	export PSEUDO="${FAKEROOTENV} ${PSEUDO_SYSROOT}${bindir_native}/pseudo"
 
 	# Explicitly set $D since it isn't set to anything
@@ -134,10 +136,10 @@
 }
 
 # The export of PSEUDO in useradd_sysroot() above contains references to
-# ${COMPONENTS_DIR} and ${PSEUDO_LOCALSTATEDIR}. Additionally, the logging
+# ${PSEUDO_SYSROOT} and ${PSEUDO_LOCALSTATEDIR}. Additionally, the logging
 # shell functions use ${LOGFIFO}. These need to be handled when restoring
 # postinst-useradd-${PN} from the sstate cache.
-EXTRA_STAGING_FIXMES += "COMPONENTS_DIR PSEUDO_LOCALSTATEDIR LOGFIFO"
+EXTRA_STAGING_FIXMES += "PSEUDO_SYSROOT PSEUDO_LOCALSTATEDIR LOGFIFO"
 
 python useradd_sysroot_sstate () {
     scriptfile = None
@@ -182,6 +184,7 @@
         bb.fatal("%s inherits useradd but doesn't set USERADD_PACKAGES" % d.getVar('FILE', False))
 
     for pkg in useradd_packages.split():
+        d.appendVarFlag("do_populate_sysroot", "vardeps", "USERADD_PARAM_%s GROUPADD_PARAM_%s GROUPMEMS_PARAM_%s" % (pkg, pkg, pkg))
         if not d.getVar('USERADD_PARAM_%s' % pkg) and not d.getVar('GROUPADD_PARAM_%s' % pkg) and not d.getVar('GROUPMEMS_PARAM_%s' % pkg):
             bb.fatal("%s inherits useradd but doesn't set USERADD_PARAM, GROUPADD_PARAM or GROUPMEMS_PARAM for package %s" % (d.getVar('FILE', False), pkg))