diff --git a/poky/meta/classes/archiver.bbclass b/poky/meta/classes/archiver.bbclass
index 549f331..c19c770 100644
--- a/poky/meta/classes/archiver.bbclass
+++ b/poky/meta/classes/archiver.bbclass
@@ -5,7 +5,7 @@
 #  1) original (or unpacked) source: ARCHIVER_MODE[src] = "original"
 #  2) patched source: ARCHIVER_MODE[src] = "patched" (default)
 #  3) configured source: ARCHIVER_MODE[src] = "configured"
-#  4) source mirror: ARCHIVE_MODE[src] = "mirror"
+#  4) source mirror: ARCHIVER_MODE[src] = "mirror"
 #  5) The patches between do_unpack and do_patch:
 #     ARCHIVER_MODE[diff] = "1"
 #     And you can set the one that you'd like to exclude from the diff:
@@ -63,7 +63,7 @@
 # When producing a combined mirror directory, allow duplicates for the case
 # where multiple recipes use the same SRC_URI.
 ARCHIVER_COMBINED_MIRRORDIR = "${ARCHIVER_TOPDIR}/mirror"
-SSTATE_DUPWHITELIST += "${DEPLOY_DIR_SRC}/mirror"
+SSTATE_ALLOW_OVERLAP_FILES += "${DEPLOY_DIR_SRC}/mirror"
 
 do_dumpdata[dirs] = "${ARCHIVER_OUTDIR}"
 do_ar_recipe[dirs] = "${ARCHIVER_OUTDIR}"
diff --git a/poky/meta/classes/base.bbclass b/poky/meta/classes/base.bbclass
index 9f1bfe8..27c1d61 100644
--- a/poky/meta/classes/base.bbclass
+++ b/poky/meta/classes/base.bbclass
@@ -71,7 +71,7 @@
         return ""
     return "${BASE_DEFAULT_DEPS}"
 
-BASE_DEFAULT_DEPS = "virtual/${TARGET_PREFIX}gcc virtual/${TARGET_PREFIX}compilerlibs virtual/libc"
+BASE_DEFAULT_DEPS = "virtual/${HOST_PREFIX}gcc virtual/${HOST_PREFIX}compilerlibs virtual/libc"
 
 BASEDEPENDS = ""
 BASEDEPENDS:class-target = "${@get_base_dep(d)}"
@@ -329,7 +329,7 @@
         source_mirror_fetch = d.getVar('SOURCE_MIRROR_FETCH', False)
         if not source_mirror_fetch:
             provs = (d.getVar("PROVIDES") or "").split()
-            multiwhitelist = (d.getVar("MULTI_PROVIDER_WHITELIST") or "").split()
+            multiwhitelist = (d.getVar("BB_MULTI_PROVIDER_ALLOWED") or "").split()
             for p in provs:
                 if p.startswith("virtual/") and p not in multiwhitelist:
                     profprov = d.getVar("PREFERRED_PROVIDER_" + p)
@@ -438,6 +438,14 @@
     if os.path.normpath(d.getVar("WORKDIR")) != os.path.normpath(d.getVar("B")):
         d.appendVar("PSEUDO_IGNORE_PATHS", ",${B}")
 
+    # To add a recipe to the skip list , set:
+    #   SKIP_RECIPE[pn] = "message"
+    pn = d.getVar('PN')
+    skip_msg = d.getVarFlag('SKIP_RECIPE', pn)
+    if skip_msg:
+        bb.debug(1, "Skipping %s %s" % (pn, skip_msg))
+        raise bb.parse.SkipRecipe("Recipe will be skipped because: %s" % (skip_msg))
+
     # Handle PACKAGECONFIG
     #
     # These take the form:
@@ -534,9 +542,9 @@
         unmatched_license_flags = check_license_flags(d)
         if unmatched_license_flags:
             if len(unmatched_license_flags) == 1:
-                message = "because it has a restricted license '{0}'. Which is not whitelisted in LICENSE_FLAGS_WHITELIST".format(unmatched_license_flags[0])
+                message = "because it has a restricted license '{0}'. Which is not listed in LICENSE_FLAGS_ACCEPTED".format(unmatched_license_flags[0])
             else:
-                message = "because it has restricted licenses {0}. Which are not whitelisted in LICENSE_FLAGS_WHITELIST".format(
+                message = "because it has restricted licenses {0}. Which are not listed in LICENSE_FLAGS_ACCEPTED".format(
                     ", ".join("'{0}'".format(f) for f in unmatched_license_flags))
             bb.debug(1, "Skipping %s %s" % (pn, message))
             raise bb.parse.SkipRecipe(message)
@@ -615,7 +623,7 @@
                 if unskipped_pkgs:
                     for pkg in skipped_pkgs:
                         bb.debug(1, "Skipping the package %s at do_rootfs because of incompatible license(s): %s" % (pkg, ' '.join(skipped_pkgs[pkg])))
-                        d.setVar('LICENSE_EXCLUSION-' + pkg, ' '.join(skipped_pkgs[pkg]))
+                        d.setVar('_exclude_incompatible-' + pkg, ' '.join(skipped_pkgs[pkg]))
                     for pkg in unskipped_pkgs:
                         bb.debug(1, "Including the package %s" % pkg)
                 else:
diff --git a/poky/meta/classes/blacklist.bbclass b/poky/meta/classes/blacklist.bbclass
deleted file mode 100644
index dc79422..0000000
--- a/poky/meta/classes/blacklist.bbclass
+++ /dev/null
@@ -1,20 +0,0 @@
-# anonymous support class from originally from angstrom
-# 
-# To use the blacklist, a distribution should include this
-# class in the INHERIT_DISTRO
-#
-# No longer use ANGSTROM_BLACKLIST, instead use a table of
-# recipes in PNBLACKLIST
-#
-# Features:
-#
-# * To add a package to the blacklist, set:
-#   PNBLACKLIST[pn] = "message"
-#
-
-python () {
-    blacklist = d.getVarFlag('PNBLACKLIST', d.getVar('PN'))
-
-    if blacklist:
-        raise bb.parse.SkipRecipe("Recipe is blacklisted: %s" % (blacklist))
-}
diff --git a/poky/meta/classes/buildhistory.bbclass b/poky/meta/classes/buildhistory.bbclass
index daa96f3..49797a6 100644
--- a/poky/meta/classes/buildhistory.bbclass
+++ b/poky/meta/classes/buildhistory.bbclass
@@ -31,7 +31,7 @@
 # of failed builds.
 #
 # The expected usage is via auto.conf, but passing via the command line also works
-# with: BB_ENV_EXTRAWHITE=BUILDHISTORY_RESET BUILDHISTORY_RESET=1
+# with: BB_ENV_PASSTHROUGH_ADDITIONS=BUILDHISTORY_RESET BUILDHISTORY_RESET=1
 BUILDHISTORY_RESET ?= ""
 
 BUILDHISTORY_OLD_DIR = "${BUILDHISTORY_DIR}/${@ "old" if "${BUILDHISTORY_RESET}" else ""}"
@@ -792,8 +792,8 @@
     sdkvars = "DISTRO DISTRO_VERSION SDK_NAME SDK_VERSION SDKMACHINE SDKIMAGE_FEATURES TOOLCHAIN_HOST_TASK TOOLCHAIN_TARGET_TASK BAD_RECOMMENDATIONS NO_RECOMMENDATIONS PACKAGE_EXCLUDE"
     if d.getVar('BB_CURRENTTASK') == 'populate_sdk_ext':
         # Extensible SDK uses some additional variables
-        sdkvars += " SDK_LOCAL_CONF_WHITELIST SDK_LOCAL_CONF_BLACKLIST SDK_INHERIT_BLACKLIST SDK_UPDATE_URL SDK_EXT_TYPE SDK_RECRDEP_TASKS SDK_INCLUDE_PKGDATA SDK_INCLUDE_TOOLCHAIN"
-    listvars = "SDKIMAGE_FEATURES BAD_RECOMMENDATIONS PACKAGE_EXCLUDE SDK_LOCAL_CONF_WHITELIST SDK_LOCAL_CONF_BLACKLIST SDK_INHERIT_BLACKLIST"
+        sdkvars += " ESDK_LOCALCONF_ALLOW ESDK_LOCALCONF_REMOVE ESDK_CLASS_INHERIT_DISABLE SDK_UPDATE_URL SDK_EXT_TYPE SDK_RECRDEP_TASKS SDK_INCLUDE_PKGDATA SDK_INCLUDE_TOOLCHAIN"
+    listvars = "SDKIMAGE_FEATURES BAD_RECOMMENDATIONS PACKAGE_EXCLUDE ESDK_LOCALCONF_ALLOW ESDK_LOCALCONF_REMOVE ESDK_CLASS_INHERIT_DISABLE"
     return outputvars(sdkvars, listvars, d)
 
 
diff --git a/poky/meta/classes/cmake.bbclass b/poky/meta/classes/cmake.bbclass
index 92b9197..fac7bbc 100644
--- a/poky/meta/classes/cmake.bbclass
+++ b/poky/meta/classes/cmake.bbclass
@@ -189,6 +189,7 @@
 	  -DCMAKE_TOOLCHAIN_FILE=${WORKDIR}/toolchain.cmake \
 	  -DCMAKE_NO_SYSTEM_FROM_IMPORTED=1 \
 	  -DCMAKE_EXPORT_NO_PACKAGE_REGISTRY=ON \
+	  -DFETCHCONTENT_FULLY_DISCONNECTED=ON \
 	  ${EXTRA_OECMAKE} \
 	  -Wno-dev
 }
diff --git a/poky/meta/classes/create-spdx.bbclass b/poky/meta/classes/create-spdx.bbclass
index eb95350..5375ef3 100644
--- a/poky/meta/classes/create-spdx.bbclass
+++ b/poky/meta/classes/create-spdx.bbclass
@@ -29,9 +29,31 @@
 SPDX_LICENSES ??= "${COREBASE}/meta/files/spdx-licenses.json"
 
 SPDX_ORG ??= "OpenEmbedded ()"
+SPDX_SUPPLIER ??= "Organization: ${SPDX_ORG}"
+SPDX_SUPPLIER[doc] = "The SPDX PackageSupplier field for SPDX packages created from \
+    this recipe. For SPDX documents create using this class during the build, this \
+    is the contact information for the person or organization who is doing the \
+    build."
 
 do_image_complete[depends] = "virtual/kernel:do_create_spdx"
 
+def extract_licenses(filename):
+    import re
+
+    lic_regex = re.compile(b'^\W*SPDX-License-Identifier:\s*([ \w\d.()+-]+?)(?:\s+\W*)?$', re.MULTILINE)
+
+    try:
+        with open(filename, 'rb') as f:
+            size = min(15000, os.stat(filename).st_size)
+            txt = f.read(size)
+            licenses = re.findall(lic_regex, txt)
+            if licenses:
+                ascii_licenses = [lic.decode('ascii') for lic in licenses]
+                return ascii_licenses
+    except Exception as e:
+        bb.warn(f"Exception reading {filename}: {e}")
+    return None
+
 def get_doc_namespace(d, doc):
     import uuid
     namespace_uuid = uuid.uuid5(uuid.NAMESPACE_DNS, d.getVar("SPDX_UUID_NAMESPACE"))
@@ -227,6 +249,11 @@
                         checksumValue=bb.utils.sha256_file(filepath),
                     ))
 
+                if "SOURCE" in spdx_file.fileTypes:
+                    extracted_lics = extract_licenses(filepath)
+                    if extracted_lics:
+                        spdx_file.licenseInfoInFiles = extracted_lics
+
                 doc.files.append(spdx_file)
                 doc.add_relationship(spdx_pkg, "CONTAINS", spdx_file)
                 spdx_pkg.hasFiles.append(spdx_file.SPDXID)
@@ -425,6 +452,7 @@
     recipe.name = d.getVar("PN")
     recipe.versionInfo = d.getVar("PV")
     recipe.SPDXID = oe.sbom.get_recipe_spdxid(d)
+    recipe.packageSupplier = d.getVar("SPDX_SUPPLIER")
     if bb.data.inherits_class("native", d) or bb.data.inherits_class("cross", d):
         recipe.annotations.append(create_annotation(d, "isNative"))
 
@@ -534,6 +562,7 @@
             spdx_package.name = pkg_name
             spdx_package.versionInfo = d.getVar("PV")
             spdx_package.licenseDeclared = convert_license_to_spdx(package_license, package_doc, d, found_licenses)
+            spdx_package.packageSupplier = d.getVar("SPDX_SUPPLIER")
 
             package_doc.packages.append(spdx_package)
 
@@ -560,7 +589,7 @@
             oe.sbom.write_doc(d, package_doc, "packages")
 }
 # NOTE: depending on do_unpack is a hack that is necessary to get it's dependencies for archive the source
-addtask do_create_spdx after do_package do_packagedata do_unpack before do_build do_rm_work
+addtask do_create_spdx after do_package do_packagedata do_unpack before do_populate_sdk do_build do_rm_work
 
 SSTATETASKS += "do_create_spdx"
 do_create_spdx[sstate-inputdirs] = "${SPDXDEPLOY}"
@@ -792,28 +821,77 @@
 do_rootfs[recrdeptask] += "do_create_spdx do_create_runtime_spdx"
 
 ROOTFS_POSTUNINSTALL_COMMAND =+ "image_combine_spdx ; "
+
+do_populate_sdk[recrdeptask] += "do_create_spdx do_create_runtime_spdx"
+POPULATE_SDK_POST_HOST_COMMAND:append:task-populate-sdk = " sdk_host_combine_spdx; "
+POPULATE_SDK_POST_TARGET_COMMAND:append:task-populate-sdk = " sdk_target_combine_spdx; "
+
 python image_combine_spdx() {
     import os
+    import oe.sbom
+    from pathlib import Path
+    from oe.rootfs import image_list_installed_packages
+
+    image_name = d.getVar("IMAGE_NAME")
+    image_link_name = d.getVar("IMAGE_LINK_NAME")
+    imgdeploydir = Path(d.getVar("IMGDEPLOYDIR"))
+    img_spdxid = oe.sbom.get_image_spdxid(image_name)
+    packages = image_list_installed_packages(d)
+
+    combine_spdx(d, image_name, imgdeploydir, img_spdxid, packages)
+
+    if image_link_name:
+        image_spdx_path = imgdeploydir / (image_name + ".spdx.json")
+        image_spdx_link = imgdeploydir / (image_link_name + ".spdx.json")
+        image_spdx_link.symlink_to(os.path.relpath(image_spdx_path, image_spdx_link.parent))
+
+    def make_image_link(target_path, suffix):
+        if image_link_name:
+            link = imgdeploydir / (image_link_name + suffix)
+            link.symlink_to(os.path.relpath(target_path, link.parent))
+
+    spdx_tar_path = imgdeploydir / (image_name + ".spdx.tar.zst")
+    make_image_link(spdx_tar_path, ".spdx.tar.zst")
+    spdx_index_path = imgdeploydir / (image_name + ".spdx.index.json")
+    make_image_link(spdx_index_path, ".spdx.index.json")
+}
+
+python sdk_host_combine_spdx() {
+    sdk_combine_spdx(d, "host")
+}
+
+python sdk_target_combine_spdx() {
+    sdk_combine_spdx(d, "target")
+}
+
+def sdk_combine_spdx(d, sdk_type):
+    import oe.sbom
+    from pathlib import Path
+    from oe.sdk import sdk_list_installed_packages
+
+    sdk_name = d.getVar("SDK_NAME") + "-" + sdk_type
+    sdk_deploydir = Path(d.getVar("SDKDEPLOYDIR"))
+    sdk_spdxid = oe.sbom.get_sdk_spdxid(sdk_name)
+    sdk_packages = sdk_list_installed_packages(d, sdk_type == "target")
+    combine_spdx(d, sdk_name, sdk_deploydir, sdk_spdxid, sdk_packages)
+
+def combine_spdx(d, rootfs_name, rootfs_deploydir, rootfs_spdxid, packages):
+    import os
     import oe.spdx
     import oe.sbom
     import io
     import json
-    from oe.rootfs import image_list_installed_packages
     from datetime import timezone, datetime
     from pathlib import Path
     import tarfile
     import bb.compress.zstd
 
     creation_time = datetime.now(tz=timezone.utc).strftime("%Y-%m-%dT%H:%M:%SZ")
-    image_name = d.getVar("IMAGE_NAME")
-    image_link_name = d.getVar("IMAGE_LINK_NAME")
-
     deploy_dir_spdx = Path(d.getVar("DEPLOY_DIR_SPDX"))
-    imgdeploydir = Path(d.getVar("IMGDEPLOYDIR"))
     source_date_epoch = d.getVar("SOURCE_DATE_EPOCH")
 
     doc = oe.spdx.SPDXDocument()
-    doc.name = image_name
+    doc.name = rootfs_name
     doc.documentNamespace = get_doc_namespace(d, doc)
     doc.creationInfo.created = creation_time
     doc.creationInfo.comment = "This document was created by analyzing the source of the Yocto recipe during the build."
@@ -825,14 +903,11 @@
     image = oe.spdx.SPDXPackage()
     image.name = d.getVar("PN")
     image.versionInfo = d.getVar("PV")
-    image.SPDXID = oe.sbom.get_image_spdxid(image_name)
+    image.SPDXID = rootfs_spdxid
+    image.packageSupplier = d.getVar("SPDX_SUPPLIER")
 
     doc.packages.append(image)
 
-    spdx_package = oe.spdx.SPDXPackage()
-
-    packages = image_list_installed_packages(d)
-
     for name in sorted(packages.keys()):
         pkg_spdx_path = deploy_dir_spdx / "packages" / (name + ".spdx.json")
         pkg_doc, pkg_doc_sha1 = oe.sbom.read_doc(pkg_spdx_path)
@@ -869,22 +944,18 @@
             comment="Runtime dependencies for %s" % name
         )
 
-    image_spdx_path = imgdeploydir / (image_name + ".spdx.json")
+    image_spdx_path = rootfs_deploydir / (rootfs_name + ".spdx.json")
 
     with image_spdx_path.open("wb") as f:
         doc.to_json(f, sort_keys=True)
 
-    if image_link_name:
-        image_spdx_link = imgdeploydir / (image_link_name + ".spdx.json")
-        image_spdx_link.symlink_to(os.path.relpath(image_spdx_path, image_spdx_link.parent))
-
     num_threads = int(d.getVar("BB_NUMBER_THREADS"))
 
     visited_docs = set()
 
     index = {"documents": []}
 
-    spdx_tar_path = imgdeploydir / (image_name + ".spdx.tar.zst")
+    spdx_tar_path = rootfs_deploydir / (rootfs_name + ".spdx.tar.zst")
     with bb.compress.zstd.open(spdx_tar_path, "w", num_threads=num_threads) as f:
         with tarfile.open(fileobj=f, mode="w|") as tar:
             def collect_spdx_document(path):
@@ -946,17 +1017,6 @@
 
             tar.addfile(info, fileobj=index_str)
 
-    def make_image_link(target_path, suffix):
-        if image_link_name:
-            link = imgdeploydir / (image_link_name + suffix)
-            link.symlink_to(os.path.relpath(target_path, link.parent))
-
-    make_image_link(spdx_tar_path, ".spdx.tar.zst")
-
-    spdx_index_path = imgdeploydir / (image_name + ".spdx.index.json")
+    spdx_index_path = rootfs_deploydir / (rootfs_name + ".spdx.index.json")
     with spdx_index_path.open("w") as f:
         json.dump(index, f, sort_keys=True)
-
-    make_image_link(spdx_index_path, ".spdx.index.json")
-}
-
diff --git a/poky/meta/classes/cve-check.bbclass b/poky/meta/classes/cve-check.bbclass
index 6c04ff9..d715fbf 100644
--- a/poky/meta/classes/cve-check.bbclass
+++ b/poky/meta/classes/cve-check.bbclass
@@ -44,14 +44,14 @@
 CVE_CHECK_REPORT_PATCHED ??= "1"
 
 # Whitelist for packages (PN)
-CVE_CHECK_PN_WHITELIST ?= ""
+CVE_CHECK_SKIP_RECIPE ?= ""
 
 # Whitelist for CVE. If a CVE is found, then it is considered patched.
 # The value is a string containing space separated CVE values:
 #
-# CVE_CHECK_WHITELIST = 'CVE-2014-2524 CVE-2018-1234'
+# CVE_CHECK_IGNORE = 'CVE-2014-2524 CVE-2018-1234'
 #
-CVE_CHECK_WHITELIST ?= ""
+CVE_CHECK_IGNORE ?= ""
 
 # Layers to be excluded
 CVE_CHECK_LAYER_EXCLUDELIST ??= ""
@@ -144,6 +144,7 @@
         manifest_name = d.getVar("CVE_CHECK_MANIFEST")
         cve_tmp_file = d.getVar("CVE_CHECK_TMP_FILE")
 
+        bb.utils.mkdirhier(os.path.dirname(manifest_name))
         shutil.copyfile(cve_tmp_file, manifest_name)
 
         if manifest_name and os.path.exists(manifest_name):
@@ -177,11 +178,11 @@
     pv = d.getVar("CVE_VERSION").split("+git")[0]
 
     # If the recipe has been whitelisted we return empty lists
-    if pn in d.getVar("CVE_CHECK_PN_WHITELIST").split():
+    if pn in d.getVar("CVE_CHECK_SKIP_RECIPE").split():
         bb.note("Recipe has been whitelisted, skipping check")
         return ([], [], [])
 
-    cve_whitelist = d.getVar("CVE_CHECK_WHITELIST").split()
+    cve_whitelist = d.getVar("CVE_CHECK_IGNORE").split()
 
     import sqlite3
     db_file = d.expand("file:${CVE_CHECK_DB_FILE}?mode=ro")
@@ -264,7 +265,8 @@
     import sqlite3
 
     cve_data = {}
-    conn = sqlite3.connect(d.getVar("CVE_CHECK_DB_FILE"))
+    db_file = d.expand("file:${CVE_CHECK_DB_FILE}?mode=ro")
+    conn = sqlite3.connect(db_file, uri=True)
 
     for cve in cves:
         for row in conn.execute("SELECT * FROM NVD WHERE ID IS ?", (cve,)):
diff --git a/poky/meta/classes/devicetree.bbclass b/poky/meta/classes/devicetree.bbclass
index 8546c1c..7f3b808 100644
--- a/poky/meta/classes/devicetree.bbclass
+++ b/poky/meta/classes/devicetree.bbclass
@@ -17,7 +17,7 @@
 # The default inclusion of kernel device tree includes and headers means that
 # device trees built with them are at least GPLv2 (and in some cases dual
 # licensed). Default to GPLv2 if the recipe does not specify a license.
-LICENSE ?= "GPLv2"
+LICENSE ?= "GPL-2.0-only"
 LIC_FILES_CHKSUM ?= "file://${COMMON_LICENSE_DIR}/GPL-2.0-only;md5=801f80980d171dd6425610833a22dbe6"
 
 INHIBIT_DEFAULT_DEPS = "1"
diff --git a/poky/meta/classes/distutils-common-base.bbclass b/poky/meta/classes/distutils-common-base.bbclass
deleted file mode 100644
index 59c750a..0000000
--- a/poky/meta/classes/distutils-common-base.bbclass
+++ /dev/null
@@ -1,28 +0,0 @@
-export STAGING_INCDIR
-export STAGING_LIBDIR
-
-# LDSHARED is the ld *command* used to create shared library
-export LDSHARED  = "${CCLD} -shared"
-# LDXXSHARED is the ld *command* used to create shared library of C++
-# objects
-export LDCXXSHARED  = "${CXX} -shared"
-# CCSHARED are the C *flags* used to create objects to go into a shared
-# library (module)
-export CCSHARED  = "-fPIC -DPIC"
-# LINKFORSHARED are the flags passed to the $(CC) command that links
-# the python executable
-export LINKFORSHARED = "${SECURITY_CFLAGS} -Xlinker -export-dynamic"
-
-FILES:${PN} += "${libdir}/* ${libdir}/${PYTHON_DIR}/*"
-
-FILES:${PN}-staticdev += "\
-  ${PYTHON_SITEPACKAGES_DIR}/*.a \
-"
-FILES:${PN}-dev += "\
-  ${datadir}/pkgconfig \
-  ${libdir}/pkgconfig \
-  ${PYTHON_SITEPACKAGES_DIR}/*.la \
-"
-python __anonymous() {
-    bb.warn("distutils-common-base.bbclass is deprecated, please use setuptools3-base.bbclass instead")
-}
diff --git a/poky/meta/classes/distutils3-base.bbclass b/poky/meta/classes/distutils3-base.bbclass
deleted file mode 100644
index 850c535..0000000
--- a/poky/meta/classes/distutils3-base.bbclass
+++ /dev/null
@@ -1,9 +0,0 @@
-DEPENDS:append:class-target = " ${PYTHON_PN}-native ${PYTHON_PN}"
-DEPENDS:append:class-nativesdk = " ${PYTHON_PN}-native ${PYTHON_PN}"
-RDEPENDS:${PN} += "${@['', '${PYTHON_PN}-core']['${CLASSOVERRIDE}' == 'class-target']}"
-
-inherit distutils-common-base python3native python3targetconfig
-
-python __anonymous() {
-    bb.warn("distutils3-base.bbclass is deprecated, please use setuptools3-base.bbclass instead")
-
diff --git a/poky/meta/classes/distutils3.bbclass b/poky/meta/classes/distutils3.bbclass
deleted file mode 100644
index a6d8e87..0000000
--- a/poky/meta/classes/distutils3.bbclass
+++ /dev/null
@@ -1,71 +0,0 @@
-inherit distutils3-base
-
-B = "${WORKDIR}/build"
-distutils_do_configure[cleandirs] = "${B}"
-
-DISTUTILS_BUILD_ARGS ?= ""
-DISTUTILS_INSTALL_ARGS ?= "--root=${D} \
-    --prefix=${prefix} \
-    --install-lib=${PYTHON_SITEPACKAGES_DIR} \
-    --install-data=${datadir}"
-
-DISTUTILS_PYTHON = "python3"
-DISTUTILS_PYTHON:class-native = "nativepython3"
-
-DISTUTILS_SETUP_PATH ?= "${S}"
-
-python __anonymous() {
-    bb.warn("distutils3.bbclass is deprecated, please use setuptools3.bbclass instead")
-}
-
-distutils3_do_configure() {
-    :
-}
-
-distutils3_do_compile() {
-        cd ${DISTUTILS_SETUP_PATH}
-        NO_FETCH_BUILD=1 \
-        STAGING_INCDIR=${STAGING_INCDIR} \
-        STAGING_LIBDIR=${STAGING_LIBDIR} \
-        ${STAGING_BINDIR_NATIVE}/${PYTHON_PN}-native/${PYTHON_PN} setup.py \
-        build --build-base=${B} ${DISTUTILS_BUILD_ARGS} || \
-        bbfatal_log "'${PYTHON_PN} setup.py build ${DISTUTILS_BUILD_ARGS}' execution failed."
-}
-distutils3_do_compile[vardepsexclude] = "MACHINE"
-
-distutils3_do_install() {
-        cd ${DISTUTILS_SETUP_PATH}
-        install -d ${D}${PYTHON_SITEPACKAGES_DIR}
-        STAGING_INCDIR=${STAGING_INCDIR} \
-        STAGING_LIBDIR=${STAGING_LIBDIR} \
-        PYTHONPATH=${D}${PYTHON_SITEPACKAGES_DIR} \
-        ${STAGING_BINDIR_NATIVE}/${PYTHON_PN}-native/${PYTHON_PN} setup.py \
-        build --build-base=${B} install --skip-build ${DISTUTILS_INSTALL_ARGS} || \
-        bbfatal_log "'${PYTHON_PN} setup.py install ${DISTUTILS_INSTALL_ARGS}' execution failed."
-
-        # support filenames with *spaces*
-        find ${D} -name "*.py" -exec grep -q ${D} {} \; \
-                               -exec sed -i -e s:${D}::g {} \;
-
-        for i in ${D}${bindir}/* ${D}${sbindir}/*; do
-            if [ -f "$i" ]; then
-                sed -i -e s:${PYTHON}:${USRBINPATH}/env\ ${DISTUTILS_PYTHON}:g $i
-                sed -i -e s:${STAGING_BINDIR_NATIVE}:${bindir}:g $i
-            fi
-        done
-
-        rm -f ${D}${PYTHON_SITEPACKAGES_DIR}/easy-install.pth
-
-        #
-        # FIXME: Bandaid against wrong datadir computation
-        #
-        if [ -e ${D}${datadir}/share ]; then
-            mv -f ${D}${datadir}/share/* ${D}${datadir}/
-            rmdir ${D}${datadir}/share
-        fi
-}
-distutils3_do_install[vardepsexclude] = "MACHINE"
-
-EXPORT_FUNCTIONS do_configure do_compile do_install
-
-export LDSHARED="${CCLD} -shared"
diff --git a/poky/meta/classes/features_check.bbclass b/poky/meta/classes/features_check.bbclass
index 205e1b9..3ef6b35 100644
--- a/poky/meta/classes/features_check.bbclass
+++ b/poky/meta/classes/features_check.bbclass
@@ -19,12 +19,9 @@
     unused = True
 
     for kind in ['DISTRO', 'MACHINE', 'COMBINED', 'IMAGE']:
-        if d.getVar('ANY_OF_' + kind + '_FEATURES') is None and \
-           d.overridedata.get('ANY_OF_' + kind + '_FEATURES') is None and \
-           d.getVar('REQUIRED_' + kind + '_FEATURES') is None and \
-           d.overridedata.get('REQUIRED_' + kind + '_FEATURES') is None and \
-           d.getVar('CONFLICT_' + kind + '_FEATURES') is None and \
-           d.overridedata.get('CONFLICT_' + kind + '_FEATURES') is None:
+        if d.getVar('ANY_OF_' + kind + '_FEATURES') is None and not d.hasOverrides('ANY_OF_' + kind + '_FEATURES') and \
+           d.getVar('REQUIRED_' + kind + '_FEATURES') is None and not d.hasOverrides('REQUIRED_' + kind + '_FEATURES') and \
+           d.getVar('CONFLICT_' + kind + '_FEATURES') is None and not d.hasOverrides('CONFLICT_' + kind + '_FEATURES'):
             continue
 
         unused = False
diff --git a/poky/meta/classes/flit_core.bbclass b/poky/meta/classes/flit_core.bbclass
new file mode 100644
index 0000000..0f2eec8
--- /dev/null
+++ b/poky/meta/classes/flit_core.bbclass
@@ -0,0 +1,16 @@
+inherit pip_install_wheel python3native python3-dir
+
+DEPENDS += "python3 python3-flit-core-native python3-pip-native"
+
+do_configure () {
+    mkdir -p ${S}/dist
+    cat > ${S}/build-it.py << EOF
+from flit_core import buildapi
+buildapi.build_wheel('./dist')
+EOF
+}
+
+do_compile () {
+    ${STAGING_BINDIR_NATIVE}/${PYTHON_PN}-native/${PYTHON_PN} ${S}/build-it.py
+}
+
diff --git a/poky/meta/classes/gobject-introspection.bbclass b/poky/meta/classes/gobject-introspection.bbclass
index 4db1b36..7bf9feb 100644
--- a/poky/meta/classes/gobject-introspection.bbclass
+++ b/poky/meta/classes/gobject-introspection.bbclass
@@ -29,7 +29,7 @@
 
 # Generating introspection data depends on a combination of native and target
 # introspection tools, and qemu to run the target tools.
-DEPENDS:append:class-target = " gobject-introspection gobject-introspection-native qemu-native prelink-native"
+DEPENDS:append:class-target = " gobject-introspection gobject-introspection-native qemu-native"
 
 # Even though introspection is disabled on -native, gobject-introspection package is still
 # needed for m4 macros.
diff --git a/poky/meta/classes/gtk-icon-cache.bbclass b/poky/meta/classes/gtk-icon-cache.bbclass
index 0248ba2..6808339 100644
--- a/poky/meta/classes/gtk-icon-cache.bbclass
+++ b/poky/meta/classes/gtk-icon-cache.bbclass
@@ -1,17 +1,22 @@
 FILES:${PN} += "${datadir}/icons/hicolor"
 
-#gtk+3 reqiure GTK3DISTROFEATURES, DEPENDS on it make all the
+GTKIC_VERSION ??= '3'
+
+GTKPN = "${@ 'gtk4' if d.getVar('GTKIC_VERSION') == '4' else 'gtk+3' }"
+GTKIC_CMD = "${@ 'gtk-update-icon-cache-3.0.0' if d.getVar('GTKIC_VERSION') == '4' else 'gtk4-update-icon-cache' }"
+
+#gtk+3/gtk4 require GTK3DISTROFEATURES, DEPENDS on it make all the
 #recipes inherit this class require GTK3DISTROFEATURES
 inherit features_check
 ANY_OF_DISTRO_FEATURES = "${GTK3DISTROFEATURES}"
 
-DEPENDS +=" ${@['hicolor-icon-theme', '']['${BPN}' == 'hicolor-icon-theme']} \
-            ${@['gdk-pixbuf', '']['${BPN}' == 'gdk-pixbuf']} \
-            ${@['gtk+3', '']['${BPN}' == 'gtk+3']} \
-            gtk+3-native \
+DEPENDS +=" ${@ '' if d.getVar('BPN') == 'hicolor-icon-theme' else 'hicolor-icon-theme' } \
+            ${@ '' if d.getVar('BPN') == 'gdk-pixbuf' else 'gdk-pixbuf' } \
+            ${@ '' if d.getVar('BPN') == d.getVar('GTKPN') else d.getVar('GTKPN') } \
+            ${GTKPN}-native \
 "
 
-PACKAGE_WRITE_DEPS += "gtk+3-native gdk-pixbuf-native"
+PACKAGE_WRITE_DEPS += "${GTKPN}-native gdk-pixbuf-native"
 
 gtk_icon_cache_postinst() {
 if [ "x$D" != "x" ]; then
@@ -25,7 +30,7 @@
 
 	for icondir in /usr/share/icons/* ; do
 		if [ -d $icondir ] ; then
-			gtk-update-icon-cache -fqt  $icondir
+			${GTKIC_CMD} -fqt  $icondir
 		fi
 	done
 fi
@@ -39,7 +44,7 @@
 else
 	for icondir in /usr/share/icons/* ; do
 		if [ -d $icondir ] ; then
-			gtk-update-icon-cache -qt  $icondir
+			${GTKIC_CMD} -qt  $icondir
 		fi
 	done
 fi
@@ -58,13 +63,13 @@
         rdepends = ' ' + d.getVar('MLPREFIX', False) + "hicolor-icon-theme"
         d.appendVar('RDEPENDS:%s' % pkg, rdepends)
 
-        #gtk_icon_cache_postinst depend on gdk-pixbuf and gtk+3
+        #gtk_icon_cache_postinst depend on gdk-pixbuf and gtk+3/gtk4
         bb.note("adding gdk-pixbuf dependency to %s" % pkg)
         rdepends = ' ' + d.getVar('MLPREFIX', False) + "gdk-pixbuf"
         d.appendVar('RDEPENDS:%s' % pkg, rdepends)
 
-        bb.note("adding gtk+3 dependency to %s" % pkg)
-        rdepends = ' ' + d.getVar('MLPREFIX', False) + "gtk+3"
+        bb.note("adding %s dependency to %s" % (d.getVar('GTKPN'), pkg))
+        rdepends = ' ' + d.getVar('MLPREFIX', False) + d.getVar('GTKPN')
         d.appendVar('RDEPENDS:%s' % pkg, rdepends)
 
         bb.note("adding gtk-icon-cache postinst and postrm scripts to %s" % pkg)
diff --git a/poky/meta/classes/icecc.bbclass b/poky/meta/classes/icecc.bbclass
index 794e993..a550b6a 100644
--- a/poky/meta/classes/icecc.bbclass
+++ b/poky/meta/classes/icecc.bbclass
@@ -19,22 +19,21 @@
 # or the default one provided by icecc-create-env.bb will be used
 # (NOTE that this is a modified version of the script need it and *not the one that comes with icecc*
 #
-# User can specify if specific packages or packages belonging to class should not use icecc to distribute
-# compile jobs to remote machines, but handled locally, by defining ICECC_USER_CLASS_BL and ICECC_USER_PACKAGE_BL
-# with the appropriate values in local.conf. In addition the user can force to enable icecc for packages
-# which set an empty PARALLEL_MAKE variable by defining ICECC_USER_PACKAGE_WL.
+# User can specify if specific recipes or recipes belonging to class should not use icecc to distribute
+# compile jobs to remote machines, but handled locally, by defining ICECC_CLASS_DISABLE and ICECC_RECIPE_DISABLE
+# with the appropriate values in local.conf. In addition the user can force to enable icecc for recipes
+# which set an empty PARALLEL_MAKE variable by defining ICECC_RECIPE_ENABLE.
 #
 #########################################################################################
 #Error checking is kept to minimum so double check any parameters you pass to the class
 ###########################################################################################
 
-BB_HASHBASE_WHITELIST += "ICECC_PARALLEL_MAKE ICECC_DISABLED ICECC_USER_PACKAGE_BL \
-    ICECC_USER_CLASS_BL ICECC_USER_PACKAGE_WL ICECC_PATH ICECC_ENV_EXEC \
+BB_BASEHASH_IGNORE_VARS += "ICECC_PARALLEL_MAKE ICECC_DISABLED ICECC_RECIPE_DISABLE \
+    ICECC_CLASS_DISABLE ICECC_RECIPE_ENABLE ICECC_PATH ICECC_ENV_EXEC \
     ICECC_CARET_WORKAROUND ICECC_CFLAGS ICECC_ENV_VERSION \
     ICECC_DEBUG ICECC_LOGFILE ICECC_REPEAT_RATE ICECC_PREFERRED_HOST \
     ICECC_CLANG_REMOTE_CPP ICECC_IGNORE_UNVERIFIED ICECC_TEST_SOCKET \
-    ICECC_ENV_DEBUG ICECC_SYSTEM_PACKAGE_BL ICECC_SYSTEM_CLASS_BL \
-    ICECC_REMOTE_CPP \
+    ICECC_ENV_DEBUG ICECC_REMOTE_CPP \
     "
 
 ICECC_ENV_EXEC ?= "${STAGING_BINDIR_NATIVE}/icecc-create-env"
@@ -66,7 +65,7 @@
 # Debug flags when generating environments
 ICECC_ENV_DEBUG ??= ""
 
-# "system" recipe blacklist contains a list of packages that can not distribute
+# Disable recipe list contains a list of recipes that can not distribute
 # compile tasks for one reason or the other. When adding new entry, please
 # document why (how it failed) so that we can re-evaluate it later e.g. when
 # there is new version
@@ -79,21 +78,21 @@
 #             inline assembly
 # target-sdk-provides-dummy - ${HOST_PREFIX} is empty which triggers the "NULL
 #                             prefix" error.
-ICECC_SYSTEM_PACKAGE_BL += "\
+ICECC_RECIPE_DISABLE += "\
     libgcc-initial \
     pixman \
     systemtap \
     target-sdk-provides-dummy \
     "
 
-# "system" classes that should be blacklisted. When adding new entry, please
+# Classes that should not use icecc. When adding new entry, please
 # document why (how it failed) so that we can re-evaluate it later
 #
 # image - Image aren't compiling, but the testing framework for images captures
 #         PARALLEL_MAKE as part of the test environment. Many tests won't use
 #         icecream, but leaving the high level of parallelism can cause them to
 #         consume an unnecessary amount of resources.
-ICECC_SYSTEM_CLASS_BL += "\
+ICECC_CLASS_DISABLE += "\
     image \
     "
 
@@ -141,32 +140,28 @@
     pn = d.getVar('PN')
     bpn = d.getVar('BPN')
 
-    # Blacklist/whitelist checks are made against BPN, because there is a good
+    # Enable/disable checks are made against BPN, because there is a good
     # chance that if icecc should be skipped for a recipe, it should be skipped
     # for all the variants of that recipe. PN is still checked in case a user
     # specified a more specific recipe.
     check_pn = set([pn, bpn])
 
-    system_class_blacklist = (d.getVar('ICECC_SYSTEM_CLASS_BL') or "").split()
-    user_class_blacklist = (d.getVar('ICECC_USER_CLASS_BL') or "none").split()
-    package_class_blacklist = system_class_blacklist + user_class_blacklist
+    class_disable = (d.getVar('ICECC_CLASS_DISABLE') or "").split()
 
-    for black in package_class_blacklist:
-        if bb.data.inherits_class(black, d):
-            bb.debug(1, "%s: class %s found in blacklist, disable icecc" % (pn, black))
+    for bbclass in class_disable:
+        if bb.data.inherits_class(bbclass, d):
+            bb.debug(1, "%s: bbclass %s found in disable, disable icecc" % (pn, bbclass))
             return "no"
 
-    system_package_blacklist = (d.getVar('ICECC_SYSTEM_PACKAGE_BL') or "").split()
-    user_package_blacklist = (d.getVar('ICECC_USER_PACKAGE_BL') or "").split()
-    user_package_whitelist = (d.getVar('ICECC_USER_PACKAGE_WL') or "").split()
-    package_blacklist = system_package_blacklist + user_package_blacklist
+    disabled_recipes = (d.getVar('ICECC_RECIPE_DISABLE') or "").split()
+    enabled_recipes = (d.getVar('ICECC_RECIPE_ENABLE') or "").split()
 
-    if check_pn & set(package_blacklist):
-        bb.debug(1, "%s: found in blacklist, disable icecc" % pn)
+    if check_pn & set(disabled_recipes):
+        bb.debug(1, "%s: found in disable list, disable icecc" % pn)
         return "no"
 
-    if check_pn & set(user_package_whitelist):
-        bb.debug(1, "%s: found in whitelist, enable icecc" % pn)
+    if check_pn & set(enabled_recipes):
+        bb.debug(1, "%s: found in enabled recipes list, enable icecc" % pn)
         return "yes"
 
     if d.getVar('PARALLEL_MAKE') == "":
@@ -309,7 +304,7 @@
     local TIMEOUT=$2
     until [ -f "$FILE_TO_TEST" ]
     do
-        TIME_ELAPSED=`expr $TIME_ELAPSED + 1`
+        TIME_ELAPSED=$(expr $TIME_ELAPSED + 1)
         if [ $TIME_ELAPSED -gt $TIMEOUT ]
         then
             return 1
@@ -362,8 +357,8 @@
         return
     fi
 
-    ICE_VERSION=`$ICECC_CC -dumpversion`
-    ICECC_VERSION=`echo ${ICECC_VERSION} | sed -e "s/@VERSION@/$ICE_VERSION/g"`
+    ICE_VERSION="$($ICECC_CC -dumpversion)"
+    ICECC_VERSION=$(echo ${ICECC_VERSION} | sed -e "s/@VERSION@/$ICE_VERSION/g")
     if [ ! -x "${ICECC_ENV_EXEC}" ]
     then
         bbwarn "Cannot use icecc: invalid ICECC_ENV_EXEC"
@@ -390,18 +385,18 @@
         chmod 775 $ICE_PATH/$compiler
     done
 
-    ICECC_AS="`${ICECC_CC} -print-prog-name=as`"
+    ICECC_AS="$(${ICECC_CC} -print-prog-name=as)"
     # for target recipes should return something like:
     # /OE/tmp-eglibc/sysroots/x86_64-linux/usr/libexec/arm920tt-oe-linux-gnueabi/gcc/arm-oe-linux-gnueabi/4.8.2/as
     # and just "as" for native, if it returns "as" in current directory (for whatever reason) use "as" from PATH
-    if [ "`dirname "${ICECC_AS}"`" = "." ]
+    if [ "$(dirname "${ICECC_AS}")" = "." ]
     then
         ICECC_AS="${ICECC_WHICH_AS}"
     fi
 
     if [ ! -f "${ICECC_VERSION}.done" ]
     then
-        mkdir -p "`dirname "${ICECC_VERSION}"`"
+        mkdir -p "$(dirname "${ICECC_VERSION}")"
 
         # the ICECC_VERSION generation step must be locked by a mutex
         # in order to prevent race conditions
diff --git a/poky/meta/classes/image-prelink.bbclass b/poky/meta/classes/image-prelink.bbclass
deleted file mode 100644
index 8158eea..0000000
--- a/poky/meta/classes/image-prelink.bbclass
+++ /dev/null
@@ -1,76 +0,0 @@
-do_rootfs[depends] += "prelink-native:do_populate_sysroot"
-
-IMAGE_PREPROCESS_COMMAND:append:libc-glibc = " prelink_setup; prelink_image; "
-
-python prelink_setup () {
-    oe.utils.write_ld_so_conf(d)
-}
-
-inherit linuxloader
-
-prelink_image () {
-#	export PSEUDO_DEBUG=4
-#	/bin/env | /bin/grep PSEUDO
-#	echo "LD_LIBRARY_PATH=$LD_LIBRARY_PATH"
-#	echo "LD_PRELOAD=$LD_PRELOAD"
-
-	pre_prelink_size=`du -ks ${IMAGE_ROOTFS} | awk '{size = $1 ; print size }'`
-	echo "Size before prelinking $pre_prelink_size."
-
-	# The filesystem may not contain sysconfdir so establish what is present
-	# to enable cleanup after temporary creation of sysconfdir if needed
-	presentdir="${IMAGE_ROOTFS}${sysconfdir}"
-	while [ "${IMAGE_ROOTFS}" != "${presentdir}" ] ; do
-		[ ! -d "${presentdir}" ] || break
-		presentdir=`dirname "${presentdir}"`
-	done
-
-	mkdir -p "${IMAGE_ROOTFS}${sysconfdir}"
-
-	# We need a prelink conf on the filesystem, add one if it's missing
-	if [ ! -e ${IMAGE_ROOTFS}${sysconfdir}/prelink.conf ]; then
-		cp ${STAGING_ETCDIR_NATIVE}/prelink.conf \
-			${IMAGE_ROOTFS}${sysconfdir}/prelink.conf
-		dummy_prelink_conf=true;
-	else
-		dummy_prelink_conf=false;
-	fi
-
-	# We need a ld.so.conf with pathnames in,prelink conf on the filesystem, add one if it's missing
-	ldsoconf=${IMAGE_ROOTFS}${sysconfdir}/ld.so.conf
-	if [ -e $ldsoconf ]; then
-		cp $ldsoconf $ldsoconf.prelink
-	fi
-	cat ${STAGING_DIR_TARGET}${sysconfdir}/ld.so.conf >> $ldsoconf
-
-	dynamic_loader=${@get_linuxloader(d)}
-
-	# prelink!
-	if [ "$REPRODUCIBLE_TIMESTAMP_ROOTFS" = "" ]; then
-		export PRELINK_TIMESTAMP=`git log -1 --pretty=%ct `
-	else
-		export PRELINK_TIMESTAMP=$REPRODUCIBLE_TIMESTAMP_ROOTFS
-	fi
-	${STAGING_SBINDIR_NATIVE}/prelink --root ${IMAGE_ROOTFS} -am -N -c ${sysconfdir}/prelink.conf --dynamic-linker $dynamic_loader
-
-	# Remove the prelink.conf if we had to add it.
-	if [ "$dummy_prelink_conf" = "true" ]; then
-		rm -f ${IMAGE_ROOTFS}${sysconfdir}/prelink.conf
-	fi
-
-	if [ -e $ldsoconf.prelink ]; then
-		mv $ldsoconf.prelink $ldsoconf
-	else
-		rm $ldsoconf
-	fi
-
-	# Remove any directories temporarily created for sysconfdir
-	cleanupdir="${IMAGE_ROOTFS}${sysconfdir}"
-	while [ "${presentdir}" != "${cleanupdir}" ] ; do
-		rmdir "${cleanupdir}"
-		cleanupdir=`dirname ${cleanupdir}`
-	done
-
-	pre_prelink_size=`du -ks ${IMAGE_ROOTFS} | awk '{size = $1 ; print size }'`
-	echo "Size after prelinking $pre_prelink_size."
-}
diff --git a/poky/meta/classes/insane.bbclass b/poky/meta/classes/insane.bbclass
index 11532ec..890e865 100644
--- a/poky/meta/classes/insane.bbclass
+++ b/poky/meta/classes/insane.bbclass
@@ -48,7 +48,7 @@
 
 ALL_QA = "${WARN_QA} ${ERROR_QA}"
 
-UNKNOWN_CONFIGURE_WHITELIST ?= "--enable-nls --disable-nls --disable-silent-rules --disable-dependency-tracking --with-libtool-sysroot --disable-static"
+UNKNOWN_CONFIGURE_OPT_IGNORE ?= "--enable-nls --disable-nls --disable-silent-rules --disable-dependency-tracking --with-libtool-sysroot --disable-static"
 
 # This is a list of directories that are expected to be empty.
 QA_EMPTY_DIRS ?= " \
@@ -325,8 +325,8 @@
     if not elf:
         return
 
-    target_os   = d.getVar('TARGET_OS')
-    target_arch = d.getVar('TARGET_ARCH')
+    target_os   = d.getVar('HOST_OS')
+    target_arch = d.getVar('HOST_ARCH')
     provides = d.getVar('PROVIDES')
     bpn = d.getVar('BPN')
 
@@ -684,26 +684,44 @@
 
     return len(errors) == 0
 
+def prepopulate_objdump_p(elf, d):
+    output = elf.run_objdump("-p", d)
+    return (elf.name, output)
+
 # Walk over all files in a directory and call func
 def package_qa_walk(warnfuncs, errorfuncs, package, d):
     #if this will throw an exception, then fix the dict above
-    target_os   = d.getVar('TARGET_OS')
-    target_arch = d.getVar('TARGET_ARCH')
+    target_os   = d.getVar('HOST_OS')
+    target_arch = d.getVar('HOST_ARCH')
 
     warnings = {}
     errors = {}
+    elves = {}
     for path in pkgfiles[package]:
             elf = None
             if os.path.isfile(path):
                 elf = oe.qa.ELFFile(path)
                 try:
                     elf.open()
+                    elf.close()
                 except oe.qa.NotELFFileError:
                     elf = None
+            if elf:
+                elves[path] = elf
+
+    results = oe.utils.multiprocess_launch(prepopulate_objdump_p, elves.values(), d, extraargs=(d,))
+    for item in results:
+        elves[item[0]].set_objdump("-p", item[1])
+
+    for path in pkgfiles[package]:
+            if path in elves:
+                elves[path].open()
             for func in warnfuncs:
-                func(path, package, d, elf, warnings)
+                func(path, package, d, elves.get(path), warnings)
             for func in errorfuncs:
-                func(path, package, d, elf, errors)
+                func(path, package, d, elves.get(path), errors)
+            if path in elves:
+                elves[path].close()
 
     for w in warnings:
         oe.qa.handle_error(w, warnings[w], d)
@@ -974,7 +992,7 @@
         var_set = False
         for kind in ['DISTRO', 'MACHINE', 'COMBINED']:
             for var in ['ANY_OF_' + kind + '_FEATURES', 'REQUIRED_' + kind + '_FEATURES', 'CONFLICT_' + kind + '_FEATURES']:
-                if d.getVar(var) is not None or d.overridedata.get(var) is not None:
+                if d.getVar(var) is not None or d.hasOverrides(var):
                     var_set = True
         if var_set:
             oe.qa.handle_error("unhandled-features-check", "%s: recipe doesn't inherit features_check" % pn, d)
@@ -1252,7 +1270,7 @@
             options = set()
             for line in output.splitlines():
                 options |= set(line.partition(flag)[2].split())
-            whitelist = set(d.getVar("UNKNOWN_CONFIGURE_WHITELIST").split())
+            whitelist = set(d.getVar("UNKNOWN_CONFIGURE_OPT_IGNORE").split())
             options -= whitelist
             if options:
                 pn = d.getVar('PN')
diff --git a/poky/meta/classes/kernel-fitimage.bbclass b/poky/meta/classes/kernel-fitimage.bbclass
index b0c971b..c16977c 100644
--- a/poky/meta/classes/kernel-fitimage.bbclass
+++ b/poky/meta/classes/kernel-fitimage.bbclass
@@ -36,6 +36,10 @@
         if image:
             d.appendVarFlag('do_assemble_fitimage_initramfs', 'depends', ' ${INITRAMFS_IMAGE}:do_image_complete')
 
+        ubootenv = d.getVar('UBOOT_ENV')
+        if ubootenv:
+            d.appendVarFlag('do_assemble_fitimage', 'depends', ' virtual/bootloader:do_populate_sysroot')
+
         #check if there are any dtb providers
         providerdtb = d.getVar("PREFERRED_PROVIDER_virtual/dtb")
         if providerdtb:
diff --git a/poky/meta/classes/kernel.bbclass b/poky/meta/classes/kernel.bbclass
index 473e28b..4f304eb 100644
--- a/poky/meta/classes/kernel.bbclass
+++ b/poky/meta/classes/kernel.bbclass
@@ -30,6 +30,8 @@
 INITRAMFS_IMAGE_NAME ?= "${@['${INITRAMFS_IMAGE}-${MACHINE}', ''][d.getVar('INITRAMFS_IMAGE') == '']}"
 INITRAMFS_TASK ?= ""
 INITRAMFS_IMAGE_BUNDLE ?= ""
+INITRAMFS_DEPLOY_DIR_IMAGE ?= "${DEPLOY_DIR_IMAGE}"
+INITRAMFS_MULTICONFIG ?= ""
 
 # KERNEL_VERSION is extracted from source code. It is evaluated as
 # None for the first parsing, since the code has not been fetched.
@@ -133,7 +135,10 @@
     # the do_bundle_initramfs does nothing, but the INITRAMFS_IMAGE is built
     # standalone for use by wic and other tools.
     if image:
-        d.appendVarFlag('do_bundle_initramfs', 'depends', ' ${INITRAMFS_IMAGE}:do_image_complete')
+        if d.getVar('INITRAMFS_MULTICONFIG'):
+            d.appendVarFlag('do_bundle_initramfs', 'mcdepends', ' mc::${INITRAMFS_MULTICONFIG}:${INITRAMFS_IMAGE}:do_image_complete')
+        else:
+            d.appendVarFlag('do_bundle_initramfs', 'depends', ' ${INITRAMFS_IMAGE}:do_image_complete')
     if image and bb.utils.to_boolean(d.getVar('INITRAMFS_IMAGE_BUNDLE')):
         bb.build.addtask('do_transform_bundled_initramfs', 'do_deploy', 'do_bundle_initramfs', d)
 
@@ -240,8 +245,8 @@
 	# Find and use the first initramfs image archive type we find
 	rm -f ${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio
 	for img in cpio cpio.gz cpio.lz4 cpio.lzo cpio.lzma cpio.xz cpio.zst; do
-		if [ -e "${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.$img" ]; then
-			cp ${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.$img ${B}/usr/.
+		if [ -e "${INITRAMFS_DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.$img" ]; then
+			cp ${INITRAMFS_DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.$img ${B}/usr/.
 			case $img in
 			*gz)
 				echo "gzip decompressing image"
@@ -278,7 +283,7 @@
 		fi
 	done
 	# Verify that the above loop found a initramfs, fail otherwise
-	[ -f ${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio ] && echo "Finished copy of initramfs into ./usr" || die "Could not find any ${DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.cpio{.gz|.lz4|.lzo|.lzma|.xz|.zst) for bundling; INITRAMFS_IMAGE_NAME might be wrong."
+	[ -f ${B}/usr/${INITRAMFS_IMAGE_NAME}.cpio ] && echo "Finished copy of initramfs into ./usr" || die "Could not find any ${INITRAMFS_DEPLOY_DIR_IMAGE}/${INITRAMFS_IMAGE_NAME}.cpio{.gz|.lz4|.lzo|.lzma|.xz|.zst) for bundling; INITRAMFS_IMAGE_NAME might be wrong."
 }
 
 do_bundle_initramfs () {
@@ -650,7 +655,7 @@
 RDEPENDS:${KERNEL_PACKAGE_NAME} = "${KERNEL_PACKAGE_NAME}-base (= ${EXTENDPKGV})"
 # Allow machines to override this dependency if kernel image files are
 # not wanted in images as standard
-RDEPENDS:${KERNEL_PACKAGE_NAME}-base ?= "${KERNEL_PACKAGE_NAME}-image (= ${EXTENDPKGV})"
+RRECOMMENDS:${KERNEL_PACKAGE_NAME}-base ?= "${KERNEL_PACKAGE_NAME}-image (= ${EXTENDPKGV})"
 PKG:${KERNEL_PACKAGE_NAME}-image = "${KERNEL_PACKAGE_NAME}-image-${@legitimize_package_name(d.getVar('KERNEL_VERSION'))}"
 RDEPENDS:${KERNEL_PACKAGE_NAME}-image += "${@oe.utils.conditional('KERNEL_IMAGETYPE', 'vmlinux', '${KERNEL_PACKAGE_NAME}-vmlinux (= ${EXTENDPKGV})', '', d)}"
 PKG:${KERNEL_PACKAGE_NAME}-base = "${KERNEL_PACKAGE_NAME}-${@legitimize_package_name(d.getVar('KERNEL_VERSION'))}"
diff --git a/poky/meta/classes/license.bbclass b/poky/meta/classes/license.bbclass
index d5480d8..dec9867 100644
--- a/poky/meta/classes/license.bbclass
+++ b/poky/meta/classes/license.bbclass
@@ -341,30 +341,31 @@
 def check_license_flags(d):
     """
     This function checks if a recipe has any LICENSE_FLAGS that
-    aren't whitelisted.
+    aren't acceptable.
 
-    If it does, it returns the all LICENSE_FLAGS missing from the whitelist, or
-    all of the LICENSE_FLAGS if there is no whitelist.
+    If it does, it returns the all LICENSE_FLAGS missing from the list
+    of acceptable license flags, or all of the LICENSE_FLAGS if there
+    is no list of acceptable flags.
 
-    If everything is is properly whitelisted, it returns None.
+    If everything is is acceptable, it returns None.
     """
 
-    def license_flag_matches(flag, whitelist, pn):
+    def license_flag_matches(flag, acceptlist, pn):
         """
-        Return True if flag matches something in whitelist, None if not.
+        Return True if flag matches something in acceptlist, None if not.
 
-        Before we test a flag against the whitelist, we append _${PN}
+        Before we test a flag against the acceptlist, we append _${PN}
         to it.  We then try to match that string against the
-        whitelist.  This covers the normal case, where we expect
+        acceptlist.  This covers the normal case, where we expect
         LICENSE_FLAGS to be a simple string like 'commercial', which
-        the user typically matches exactly in the whitelist by
+        the user typically matches exactly in the acceptlist by
         explicitly appending the package name e.g 'commercial_foo'.
         If we fail the match however, we then split the flag across
         '_' and append each fragment and test until we either match or
         run out of fragments.
         """
         flag_pn = ("%s_%s" % (flag, pn))
-        for candidate in whitelist:
+        for candidate in acceptlist:
             if flag_pn == candidate:
                     return True
 
@@ -375,27 +376,27 @@
             if flag_cur:
                 flag_cur += "_"
             flag_cur += flagment
-            for candidate in whitelist:
+            for candidate in acceptlist:
                 if flag_cur == candidate:
                     return True
         return False
 
-    def all_license_flags_match(license_flags, whitelist):
+    def all_license_flags_match(license_flags, acceptlist):
         """ Return all unmatched flags, None if all flags match """
         pn = d.getVar('PN')
-        split_whitelist = whitelist.split()
+        split_acceptlist = acceptlist.split()
         flags = []
         for flag in license_flags.split():
-            if not license_flag_matches(flag, split_whitelist, pn):
+            if not license_flag_matches(flag, split_acceptlist, pn):
                 flags.append(flag)
         return flags if flags else None
 
     license_flags = d.getVar('LICENSE_FLAGS')
     if license_flags:
-        whitelist = d.getVar('LICENSE_FLAGS_WHITELIST')
-        if not whitelist:
+        acceptlist = d.getVar('LICENSE_FLAGS_ACCEPTED')
+        if not acceptlist:
             return license_flags.split()
-        unmatched_flags = all_license_flags_match(license_flags, whitelist)
+        unmatched_flags = all_license_flags_match(license_flags, acceptlist)
         if unmatched_flags:
             return unmatched_flags
     return None
diff --git a/poky/meta/classes/multilib.bbclass b/poky/meta/classes/multilib.bbclass
index 4a3e582..ec20131 100644
--- a/poky/meta/classes/multilib.bbclass
+++ b/poky/meta/classes/multilib.bbclass
@@ -65,11 +65,11 @@
  
     override = ":virtclass-multilib-" + variant
 
-    blacklist = e.data.getVarFlag('PNBLACKLIST', e.data.getVar('PN'))
-    if blacklist:
+    skip_msg = e.data.getVarFlag('SKIP_RECIPE', e.data.getVar('PN'))
+    if skip_msg:
         pn_new = variant + "-" + e.data.getVar('PN')
-        if not e.data.getVarFlag('PNBLACKLIST', pn_new):
-            e.data.setVarFlag('PNBLACKLIST', pn_new, blacklist)
+        if not e.data.getVarFlag('SKIP_RECIPE', pn_new):
+            e.data.setVarFlag('SKIP_RECIPE', pn_new, skip_msg)
 
     e.data.setVar("MLPREFIX", variant + "-")
     e.data.setVar("PN", variant + "-" + e.data.getVar("PN", False))
diff --git a/poky/meta/classes/multilib_global.bbclass b/poky/meta/classes/multilib_global.bbclass
index dae015c..ab8ca0e 100644
--- a/poky/meta/classes/multilib_global.bbclass
+++ b/poky/meta/classes/multilib_global.bbclass
@@ -137,14 +137,14 @@
         prov = prov.replace("virtual/", "")
         return "virtual/" + prefix + "-" + prov
 
-    mp = (d.getVar("MULTI_PROVIDER_WHITELIST") or "").split()
+    mp = (d.getVar("BB_MULTI_PROVIDER_ALLOWED") or "").split()
     extramp = []
     for p in mp:
         if p.endswith("-native") or "-crosssdk-" in p or p.startswith(("nativesdk-", "virtual/nativesdk-")) or 'cross-canadian' in p:
             continue
         for pref in prefixes:
             extramp.append(translate_provide(pref, p))
-    d.setVar("MULTI_PROVIDER_WHITELIST", " ".join(mp + extramp))
+    d.setVar("BB_MULTI_PROVIDER_ALLOWED", " ".join(mp + extramp))
 
     abisafe = (d.getVar("SIGGEN_EXCLUDERECIPES_ABISAFE") or "").split()
     extras = []
diff --git a/poky/meta/classes/package.bbclass b/poky/meta/classes/package.bbclass
index 4927fb9..f822258 100644
--- a/poky/meta/classes/package.bbclass
+++ b/poky/meta/classes/package.bbclass
@@ -367,7 +367,7 @@
 
     return list(debugsources)
 
-def splitdebuginfo(file, dvar, debugdir, debuglibdir, debugappend, debugsrcdir, d):
+def splitdebuginfo(file, dvar, dv, d):
     # Function to split a single file into two components, one is the stripped
     # target system binary, the other contains any debugging information. The
     # two files are linked to reference each other.
@@ -378,7 +378,7 @@
     import subprocess
 
     src = file[len(dvar):]
-    dest = debuglibdir + os.path.dirname(src) + debugdir + "/" + os.path.basename(src) + debugappend
+    dest = dv["libdir"] + os.path.dirname(src) + dv["dir"] + "/" + os.path.basename(src) + dv["append"]
     debugfile = dvar + dest
     sources = []
 
@@ -397,7 +397,7 @@
         os.chmod(file, newmode)
 
     # We need to extract the debug src information here...
-    if debugsrcdir:
+    if dv["srcdir"]:
         sources = source_info(file, d)
 
     bb.utils.mkdirhier(os.path.dirname(debugfile))
@@ -412,7 +412,7 @@
 
     return (file, sources)
 
-def splitstaticdebuginfo(file, dvar, debugstaticdir, debugstaticlibdir, debugstaticappend, debugsrcdir, d):
+def splitstaticdebuginfo(file, dvar, dv, d):
     # Unlike the function above, there is no way to split a static library
     # two components.  So to get similar results we will copy the unmodified
     # static library (containing the debug symbols) into a new directory.
@@ -425,7 +425,7 @@
     import shutil
 
     src = file[len(dvar):]
-    dest = debugstaticlibdir + os.path.dirname(src) + debugstaticdir + "/" + os.path.basename(src) + debugstaticappend
+    dest = dv["staticlibdir"] + os.path.dirname(src) + dv["staticdir"] + "/" + os.path.basename(src) + dv["staticappend"]
     debugfile = dvar + dest
     sources = []
 
@@ -442,7 +442,7 @@
         os.chmod(file, newmode)
 
     # We need to extract the debug src information here...
-    if debugsrcdir:
+    if dv["srcdir"]:
         sources = source_info(file, d)
 
     bb.utils.mkdirhier(os.path.dirname(debugfile))
@@ -455,7 +455,7 @@
 
     return (file, sources)
 
-def inject_minidebuginfo(file, dvar, debugdir, debuglibdir, debugappend, debugsrcdir, d):
+def inject_minidebuginfo(file, dvar, dv, d):
     # Extract just the symbols from debuginfo into minidebuginfo,
     # compress it with xz and inject it back into the binary in a .gnu_debugdata section.
     # https://sourceware.org/gdb/onlinedocs/gdb/MiniDebugInfo.html
@@ -469,7 +469,7 @@
     minidebuginfodir = d.expand('${WORKDIR}/minidebuginfo')
 
     src = file[len(dvar):]
-    dest = debuglibdir + os.path.dirname(src) + debugdir + "/" + os.path.basename(src) + debugappend
+    dest = dv["libdir"] + os.path.dirname(src) + dv["dir"] + "/" + os.path.basename(src) + dv["append"]
     debugfile = dvar + dest
     minidebugfile = minidebuginfodir + src + '.minidebug'
     bb.utils.mkdirhier(os.path.dirname(minidebugfile))
@@ -1065,6 +1065,54 @@
                     fix_perms(each_file, fs_perms_table[dir].fmode, fs_perms_table[dir].fuid, fs_perms_table[dir].fgid, dir)
 }
 
+def package_debug_vars(d):
+    # We default to '.debug' style
+    if d.getVar('PACKAGE_DEBUG_SPLIT_STYLE') == 'debug-file-directory':
+        # Single debug-file-directory style debug info
+        debug_vars = {
+            "append": ".debug",
+            "staticappend": "",
+            "dir": "",
+            "staticdir": "",
+            "libdir": "/usr/lib/debug",
+            "staticlibdir": "/usr/lib/debug-static",
+            "srcdir": "/usr/src/debug",
+        }
+    elif d.getVar('PACKAGE_DEBUG_SPLIT_STYLE') == 'debug-without-src':
+        # Original OE-core, a.k.a. ".debug", style debug info, but without sources in /usr/src/debug
+        debug_vars = {
+            "append": "",
+            "staticappend": "",
+            "dir": "/.debug",
+            "staticdir": "/.debug-static",
+            "libdir": "",
+            "staticlibdir": "",
+            "srcdir": "",
+        }
+    elif d.getVar('PACKAGE_DEBUG_SPLIT_STYLE') == 'debug-with-srcpkg':
+        debug_vars = {
+            "append": "",
+            "staticappend": "",
+            "dir": "/.debug",
+            "staticdir": "/.debug-static",
+            "libdir": "",
+            "staticlibdir": "",
+            "srcdir": "/usr/src/debug",
+        }
+    else:
+        # Original OE-core, a.k.a. ".debug", style debug info
+        debug_vars = {
+            "append": "",
+            "staticappend": "",
+            "dir": "/.debug",
+            "staticdir": "/.debug-static",
+            "libdir": "",
+            "staticlibdir": "",
+            "srcdir": "/usr/src/debug",
+        }
+
+    return debug_vars
+
 python split_and_strip_files () {
     import stat, errno
     import subprocess
@@ -1076,42 +1124,7 @@
     oldcwd = os.getcwd()
     os.chdir(dvar)
 
-    # We default to '.debug' style
-    if d.getVar('PACKAGE_DEBUG_SPLIT_STYLE') == 'debug-file-directory':
-        # Single debug-file-directory style debug info
-        debugappend = ".debug"
-        debugstaticappend = ""
-        debugdir = ""
-        debugstaticdir = ""
-        debuglibdir = "/usr/lib/debug"
-        debugstaticlibdir = "/usr/lib/debug-static"
-        debugsrcdir = "/usr/src/debug"
-    elif d.getVar('PACKAGE_DEBUG_SPLIT_STYLE') == 'debug-without-src':
-        # Original OE-core, a.k.a. ".debug", style debug info, but without sources in /usr/src/debug
-        debugappend = ""
-        debugstaticappend = ""
-        debugdir = "/.debug"
-        debugstaticdir = "/.debug-static"
-        debuglibdir = ""
-        debugstaticlibdir = ""
-        debugsrcdir = ""
-    elif d.getVar('PACKAGE_DEBUG_SPLIT_STYLE') == 'debug-with-srcpkg':
-        debugappend = ""
-        debugstaticappend = ""
-        debugdir = "/.debug"
-        debugstaticdir = "/.debug-static"
-        debuglibdir = ""
-        debugstaticlibdir = ""
-        debugsrcdir = "/usr/src/debug"
-    else:
-        # Original OE-core, a.k.a. ".debug", style debug info
-        debugappend = ""
-        debugstaticappend = ""
-        debugdir = "/.debug"
-        debugstaticdir = "/.debug-static"
-        debuglibdir = ""
-        debugstaticlibdir = ""
-        debugsrcdir = "/usr/src/debug"
+    dv = package_debug_vars(d)
 
     #
     # First lets figure out all of the files we may have to process ... do this only once!
@@ -1132,9 +1145,9 @@
                 file = os.path.join(root, f)
 
                 # Skip debug files
-                if debugappend and file.endswith(debugappend):
+                if dv["append"] and file.endswith(dv["append"]):
                     continue
-                if debugdir and debugdir in os.path.dirname(file[len(dvar):]):
+                if dv["dir"] and dv["dir"] in os.path.dirname(file[len(dvar):]):
                     continue
 
                 if file in skipfiles:
@@ -1231,11 +1244,11 @@
     # First lets process debug splitting
     #
     if (d.getVar('INHIBIT_PACKAGE_DEBUG_SPLIT') != '1'):
-        results = oe.utils.multiprocess_launch(splitdebuginfo, list(elffiles), d, extraargs=(dvar, debugdir, debuglibdir, debugappend, debugsrcdir, d))
+        results = oe.utils.multiprocess_launch(splitdebuginfo, list(elffiles), d, extraargs=(dvar, dv, d))
 
-        if debugsrcdir and not hostos.startswith("mingw"):
+        if dv["srcdir"] and not hostos.startswith("mingw"):
             if (d.getVar('PACKAGE_DEBUG_STATIC_SPLIT') == '1'):
-                results = oe.utils.multiprocess_launch(splitstaticdebuginfo, staticlibs, d, extraargs=(dvar, debugstaticdir, debugstaticlibdir, debugstaticappend, debugsrcdir, d))
+                results = oe.utils.multiprocess_launch(splitstaticdebuginfo, staticlibs, d, extraargs=(dvar, dv, d))
             else:
                 for file in staticlibs:
                     results.append( (file,source_info(file, d)) )
@@ -1254,9 +1267,9 @@
             target = inodes[ref][0][len(dvar):]
             for file in inodes[ref][1:]:
                 src = file[len(dvar):]
-                dest = debuglibdir + os.path.dirname(src) + debugdir + "/" + os.path.basename(target) + debugappend
+                dest = dv["libdir"] + os.path.dirname(src) + dv["dir"] + "/" + os.path.basename(target) + dv["append"]
                 fpath = dvar + dest
-                ftarget = dvar + debuglibdir + os.path.dirname(target) + debugdir + "/" + os.path.basename(target) + debugappend
+                ftarget = dvar + dv["libdir"] + os.path.dirname(target) + dv["dir"] + "/" + os.path.basename(target) + dv["append"]
                 bb.utils.mkdirhier(os.path.dirname(fpath))
                 # Only one hardlink of separated debug info file in each directory
                 if not os.access(fpath, os.R_OK):
@@ -1266,7 +1279,7 @@
         # Create symlinks for all cases we were able to split symbols
         for file in symlinks:
             src = file[len(dvar):]
-            dest = debuglibdir + os.path.dirname(src) + debugdir + "/" + os.path.basename(src) + debugappend
+            dest = dv["libdir"] + os.path.dirname(src) + dv["dir"] + "/" + os.path.basename(src) + dv["append"]
             fpath = dvar + dest
             # Skip it if the target doesn't exist
             try:
@@ -1282,17 +1295,17 @@
             lbase = os.path.basename(ltarget)
             ftarget = ""
             if lpath and lpath != ".":
-                ftarget += lpath + debugdir + "/"
-            ftarget += lbase + debugappend
+                ftarget += lpath + dv["dir"] + "/"
+            ftarget += lbase + dv["append"]
             if lpath.startswith(".."):
                 ftarget = os.path.join("..", ftarget)
             bb.utils.mkdirhier(os.path.dirname(fpath))
             #bb.note("Symlink %s -> %s" % (fpath, ftarget))
             os.symlink(ftarget, fpath)
 
-        # Process the debugsrcdir if requested...
+        # Process the dv["srcdir"] if requested...
         # This copies and places the referenced sources for later debugging...
-        copydebugsources(debugsrcdir, sources, d)
+        copydebugsources(dv["srcdir"], sources, d)
     #
     # End of debug splitting
     #
@@ -1316,7 +1329,7 @@
     # Build "minidebuginfo" and reinject it back into the stripped binaries
     if d.getVar('PACKAGE_MINIDEBUGINFO') == '1':
         oe.utils.multiprocess_launch(inject_minidebuginfo, list(elffiles), d,
-                                     extraargs=(dvar, debugdir, debuglibdir, debugappend, debugsrcdir, d))
+                                     extraargs=(dvar, dv, d))
 
     #
     # End of strip
@@ -1455,10 +1468,10 @@
     os.umask(oldumask)
     os.chdir(workdir)
 
-    # Handle LICENSE_EXCLUSION
+    # Handle excluding packages with incompatible licenses
     package_list = []
     for pkg in packages:
-        licenses = d.getVar('LICENSE_EXCLUSION-' + pkg)
+        licenses = d.getVar('_exclude_incompatible-' + pkg)
         if licenses:
             msg = "Excluding %s from packaging as it has incompatible license(s): %s" % (pkg, licenses)
             oe.qa.handle_error("incompatible-license", msg, d)
@@ -2340,7 +2353,7 @@
 
         # Ensure that changes to INCOMPATIBLE_LICENSE re-run do_package for
         # affected recipes.
-        ret.append('LICENSE_EXCLUSION-%s' % p)
+        ret.append('_exclude_incompatible-%s' % p)
     return " ".join(ret)
 
 PACKAGE_PREPROCESS_FUNCS ?= ""
diff --git a/poky/meta/classes/pip_install_wheel.bbclass b/poky/meta/classes/pip_install_wheel.bbclass
new file mode 100644
index 0000000..9f9feda
--- /dev/null
+++ b/poky/meta/classes/pip_install_wheel.bbclass
@@ -0,0 +1,48 @@
+DEPENDS:append = " python3-pip-native"
+
+def guess_pip_install_package_name(d):
+    '''https://www.python.org/dev/peps/pep-0491/#escaping-and-unicode'''
+    return (d.getVar('PYPI_PACKAGE') or d.getVar('PN')).replace('-', '_')
+
+PIP_INSTALL_PACKAGE ?= "${@guess_pip_install_package_name(d)}"
+PIP_INSTALL_DIST_PATH ?= "${B}/dist"
+PYPA_WHEEL ??= "${PIP_INSTALL_DIST_PATH}/${PIP_INSTALL_PACKAGE}-${PV}-*.whl"
+
+PIP_INSTALL_ARGS ?= "\
+    -vvvv \
+    --ignore-installed \
+    --no-cache \
+    --no-deps \
+    --no-index \
+    --root=${D} \
+    --prefix=${prefix} \
+"
+
+pip_install_wheel_do_install:prepend () {
+    install -d ${D}${PYTHON_SITEPACKAGES_DIR}
+}
+
+export PYPA_WHEEL
+
+PIP_INSTALL_PYTHON = "python3"
+PIP_INSTALL_PYTHON:class-native = "nativepython3"
+
+pip_install_wheel_do_install () {
+    nativepython3 -m pip install ${PIP_INSTALL_ARGS} ${PYPA_WHEEL} ||
+    bbfatal_log "Failed to pip install wheel. Check the logs."
+
+    for i in ${D}${bindir}/* ${D}${sbindir}/*; do
+        if [ -f "$i" ]; then
+            sed -i -e "1s,#!.*nativepython3,#!${USRBINPATH}/env ${PIP_INSTALL_PYTHON}," $i
+            sed -i -e "s:${PYTHON}:${USRBINPATH}/env\ ${PIP_INSTALL_PYTHON}:g" $i
+            sed -i -e "s:${STAGING_BINDIR_NATIVE}:${bindir}:g" $i
+            # Recompile after modifying it
+            cd ${D}
+            file=`echo $i | sed 's:^${D}/::'`
+            ${STAGING_BINDIR_NATIVE}/python3-native/python3 -c "from py_compile import compile; compile('$file')"
+            cd -
+        fi
+    done
+}
+
+EXPORT_FUNCTIONS do_install
diff --git a/poky/meta/classes/populate_sdk_ext.bbclass b/poky/meta/classes/populate_sdk_ext.bbclass
index ef93b6a..9c9561c 100644
--- a/poky/meta/classes/populate_sdk_ext.bbclass
+++ b/poky/meta/classes/populate_sdk_ext.bbclass
@@ -22,8 +22,8 @@
 SDK_RECRDEP_TASKS ?= ""
 SDK_CUSTOM_TEMPLATECONF ?= "0"
 
-SDK_LOCAL_CONF_WHITELIST ?= ""
-SDK_LOCAL_CONF_BLACKLIST ?= "CONF_VERSION \
+ESDK_LOCALCONF_ALLOW ?= ""
+ESDK_LOCALCONF_REMOVE ?= "CONF_VERSION \
                              BB_NUMBER_THREADS \
                              BB_NUMBER_PARSE_THREADS \
                              PARALLEL_MAKE \
@@ -34,7 +34,7 @@
                              TMPDIR \
                              BB_SERVER_TIMEOUT \
                             "
-SDK_INHERIT_BLACKLIST ?= "buildhistory icecc"
+ESDK_CLASS_INHERIT_DISABLE ?= "buildhistory icecc"
 SDK_UPDATE_URL ?= ""
 
 SDK_TARGETS ?= "${PN}"
@@ -282,7 +282,7 @@
         bb.utils.mkdirhier(uninative_outdir)
         shutil.copy(uninative_file, uninative_outdir)
 
-    env_whitelist = (d.getVar('BB_ENV_EXTRAWHITE') or '').split()
+    env_whitelist = (d.getVar('BB_ENV_PASSTHROUGH_ADDITIONS') or '').split()
     env_whitelist_values = {}
 
     # Create local.conf
@@ -294,8 +294,8 @@
     if derivative:
         shutil.copyfile(builddir + '/conf/local.conf', baseoutpath + '/conf/local.conf')
     else:
-        local_conf_whitelist = (d.getVar('SDK_LOCAL_CONF_WHITELIST') or '').split()
-        local_conf_blacklist = (d.getVar('SDK_LOCAL_CONF_BLACKLIST') or '').split()
+        local_conf_whitelist = (d.getVar('ESDK_LOCALCONF_ALLOW') or '').split()
+        local_conf_blacklist = (d.getVar('ESDK_LOCALCONF_REMOVE') or '').split()
         def handle_var(varname, origvalue, op, newlines):
             if varname in local_conf_blacklist or (origvalue.strip().startswith('/') and not varname in local_conf_whitelist):
                 newlines.append('# Removed original setting of %s\n' % varname)
@@ -338,7 +338,7 @@
             f.write('CONF_VERSION = "%s"\n\n' % d.getVar('CONF_VERSION', False))
 
             # Some classes are not suitable for SDK, remove them from INHERIT
-            f.write('INHERIT:remove = "%s"\n' % d.getVar('SDK_INHERIT_BLACKLIST', False))
+            f.write('INHERIT:remove = "%s"\n' % d.getVar('ESDK_CLASS_INHERIT_DISABLE', False))
 
             # Bypass the default connectivity check if any
             f.write('CONNECTIVITY_CHECK_URIS = ""\n\n')
@@ -354,10 +354,10 @@
             f.write('SIGGEN_LOCKEDSIGS_TASKSIG_CHECK = "warn"\n\n')
 
             # We want to be able to set this without a full reparse
-            f.write('BB_HASHCONFIG_WHITELIST:append = " SIGGEN_UNLOCKED_RECIPES"\n\n')
+            f.write('BB_HASHCONFIG_IGNORE_VARS:append = " SIGGEN_UNLOCKED_RECIPES"\n\n')
 
             # Set up whitelist for run on install
-            f.write('BB_SETSCENE_ENFORCE_WHITELIST = "%:* *:do_shared_workdir *:do_rm_work wic-tools:* *:do_addto_recipe_sysroot"\n\n')
+            f.write('BB_SETSCENE_ENFORCE_IGNORE_TASKS = "%:* *:do_shared_workdir *:do_rm_work wic-tools:* *:do_addto_recipe_sysroot"\n\n')
 
             # Hide the config information from bitbake output (since it's fixed within the SDK)
             f.write('BUILDCFG_HEADER = ""\n\n')
@@ -436,7 +436,7 @@
             f.write('meta/conf\n')
 
     # Ensure any variables set from the external environment (by way of
-    # BB_ENV_EXTRAWHITE) are set in the SDK's configuration
+    # BB_ENV_PASSTHROUGH_ADDITIONS) are set in the SDK's configuration
     extralines = []
     for name, value in env_whitelist_values.items():
         actualvalue = d.getVar(name) or ''
diff --git a/poky/meta/classes/python3targetconfig.bbclass b/poky/meta/classes/python3targetconfig.bbclass
index 5c8457a..2476858 100644
--- a/poky/meta/classes/python3targetconfig.bbclass
+++ b/poky/meta/classes/python3targetconfig.bbclass
@@ -15,3 +15,15 @@
 do_install:prepend:class-target() {
         export _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata"
 }
+
+do_configure:prepend:class-nativesdk() {
+        export _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata"
+}
+
+do_compile:prepend:class-nativesdk() {
+        export _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata"
+}
+
+do_install:prepend:class-nativesdk() {
+        export _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata"
+}
diff --git a/poky/meta/classes/qemuboot.bbclass b/poky/meta/classes/qemuboot.bbclass
index cc1cbce..755d49a 100644
--- a/poky/meta/classes/qemuboot.bbclass
+++ b/poky/meta/classes/qemuboot.bbclass
@@ -109,7 +109,7 @@
     build_vars = ['MACHINE', 'TUNE_ARCH', 'DEPLOY_DIR_IMAGE',
                 'KERNEL_IMAGETYPE', 'IMAGE_NAME', 'IMAGE_LINK_NAME',
                 'STAGING_DIR_NATIVE', 'STAGING_BINDIR_NATIVE',
-                'STAGING_DIR_HOST', 'SERIAL_CONSOLES']
+                'STAGING_DIR_HOST', 'SERIAL_CONSOLES', 'UNINATIVE_LOADER']
     return build_vars + [k for k in d.keys() if k.startswith('QB_')]
 
 do_write_qemuboot_conf[vardeps] += "${@' '.join(qemuboot_vars(d))}"
@@ -136,6 +136,8 @@
                                'qemu-helper-native/1.0-r1/recipe-sysroot-native/usr/bin/')
         else:
             val = d.getVar(k)
+        if val is None:
+            continue
         # we only want to write out relative paths so that we can relocate images
         # and still run them
         if val.startswith(topdir):
diff --git a/poky/meta/classes/rootfs-postcommands.bbclass b/poky/meta/classes/rootfs-postcommands.bbclass
index 74035c3..cd8986d 100644
--- a/poky/meta/classes/rootfs-postcommands.bbclass
+++ b/poky/meta/classes/rootfs-postcommands.bbclass
@@ -380,7 +380,7 @@
     from oe.overlayfs import mountUnitName
 
     # this is a dumb check for unit existence, not its validity
-    overlayMountPoints = d.getVarFlags("OVERLAYFS_MOUNT_POINT")
+    overlayMountPoints = d.getVarFlags("OVERLAYFS_MOUNT_POINT") or {}
     imagepath = d.getVar("IMAGE_ROOTFS")
     searchpaths = [oe.path.join(imagepath, d.getVar("sysconfdir"), "systemd", "system"),
                    oe.path.join(imagepath, d.getVar("systemd_system_unitdir"))]
diff --git a/poky/meta/classes/sanity.bbclass b/poky/meta/classes/sanity.bbclass
index f288b4c..773902e 100644
--- a/poky/meta/classes/sanity.bbclass
+++ b/poky/meta/classes/sanity.bbclass
@@ -353,7 +353,7 @@
                 msg += "    Please ensure your host's network is configured correctly.\n"
                 msg += "    If your ISP or network is blocking the above URL,\n"
                 msg += "    try with another domain name, for example by setting:\n"
-                msg += "    CONNECTIVITY_CHECK_URIS = \"https://www.yoctoproject.org/\""
+                msg += "    CONNECTIVITY_CHECK_URIS = \"https://www.example.com/\""
                 msg += "    You could also set BB_NO_NETWORK = \"1\" to disable network\n"
                 msg += "    access if all required sources are on local disk.\n"
             retval = msg
diff --git a/poky/meta/classes/setuptools3.bbclass b/poky/meta/classes/setuptools3.bbclass
index fd8499d..1256134 100644
--- a/poky/meta/classes/setuptools3.bbclass
+++ b/poky/meta/classes/setuptools3.bbclass
@@ -1,6 +1,7 @@
-inherit setuptools3-base
+inherit setuptools3-base pip_install_wheel
 
-B = "${WORKDIR}/build"
+# bdist_wheel builds in ./dist
+#B = "${WORKDIR}/build"
 
 SETUPTOOLS_BUILD_ARGS ?= ""
 SETUPTOOLS_INSTALL_ARGS ?= "--root=${D} \
@@ -23,20 +24,15 @@
         STAGING_INCDIR=${STAGING_INCDIR} \
         STAGING_LIBDIR=${STAGING_LIBDIR} \
         ${STAGING_BINDIR_NATIVE}/${PYTHON_PN}-native/${PYTHON_PN} setup.py \
-        build --build-base=${B} ${SETUPTOOLS_BUILD_ARGS} || \
-        bbfatal_log "'${PYTHON_PN} setup.py build ${SETUPTOOLS_BUILD_ARGS}' execution failed."
+        bdist_wheel ${SETUPTOOLS_BUILD_ARGS} || \
+        bbfatal_log "'${PYTHON_PN} setup.py bdist_wheel ${SETUPTOOLS_BUILD_ARGS}' execution failed."
 }
 setuptools3_do_compile[vardepsexclude] = "MACHINE"
 
 setuptools3_do_install() {
         cd ${SETUPTOOLS_SETUP_PATH}
-        install -d ${D}${PYTHON_SITEPACKAGES_DIR}
-        STAGING_INCDIR=${STAGING_INCDIR} \
-        STAGING_LIBDIR=${STAGING_LIBDIR} \
-        PYTHONPATH=${D}${PYTHON_SITEPACKAGES_DIR} \
-        ${STAGING_BINDIR_NATIVE}/${PYTHON_PN}-native/${PYTHON_PN} setup.py \
-        build --build-base=${B} install --skip-build ${SETUPTOOLS_INSTALL_ARGS} || \
-        bbfatal_log "'${PYTHON_PN} setup.py install ${SETUPTOOLS_INSTALL_ARGS}' execution failed."
+
+        pip_install_wheel_do_install
 
         # support filenames with *spaces*
         find ${D} -name "*.py" -exec grep -q ${D} {} \; \
@@ -64,5 +60,5 @@
 EXPORT_FUNCTIONS do_configure do_compile do_install
 
 export LDSHARED="${CCLD} -shared"
-DEPENDS += "python3-setuptools-native"
+DEPENDS += "python3-setuptools-native python3-wheel-native"
 
diff --git a/poky/meta/classes/setuptools_build_meta.bbclass b/poky/meta/classes/setuptools_build_meta.bbclass
new file mode 100644
index 0000000..b1441e6
--- /dev/null
+++ b/poky/meta/classes/setuptools_build_meta.bbclass
@@ -0,0 +1,18 @@
+inherit pip_install_wheel setuptools3-base
+
+DEPENDS += "python3 python3-setuptools-native python3-wheel-native"
+
+setuptools_build_meta_do_configure () {
+    mkdir -p ${S}/dist
+    cat > ${S}/build-it.py << EOF
+from setuptools import build_meta
+wheel = build_meta.build_wheel('./dist')
+print(wheel)
+EOF
+}
+
+setuptools_build_meta_do_compile () {
+    nativepython3 ${S}/build-it.py
+}
+
+EXPORT_FUNCTIONS do_configure do_compile
diff --git a/poky/meta/classes/sstate.bbclass b/poky/meta/classes/sstate.bbclass
index b45da4f..787172b 100644
--- a/poky/meta/classes/sstate.bbclass
+++ b/poky/meta/classes/sstate.bbclass
@@ -1,4 +1,4 @@
-SSTATE_VERSION = "7"
+SSTATE_VERSION = "8"
 
 SSTATE_ZSTD_CLEVEL ??= "8"
 
@@ -50,21 +50,21 @@
 SSTATE_EXTRAPATHWILDCARD[vardepvalue] = ""
 
 # For multilib rpm the allarch packagegroup files can overwrite (in theory they're identical)
-SSTATE_DUPWHITELIST = "${DEPLOY_DIR}/licenses/"
+SSTATE_ALLOW_OVERLAP_FILES = "${DEPLOY_DIR}/licenses/"
 # Avoid docbook/sgml catalog warnings for now
-SSTATE_DUPWHITELIST += "${STAGING_ETCDIR_NATIVE}/sgml ${STAGING_DATADIR_NATIVE}/sgml"
+SSTATE_ALLOW_OVERLAP_FILES += "${STAGING_ETCDIR_NATIVE}/sgml ${STAGING_DATADIR_NATIVE}/sgml"
 # sdk-provides-dummy-nativesdk and nativesdk-buildtools-perl-dummy overlap for different SDKMACHINE
-SSTATE_DUPWHITELIST += "${DEPLOY_DIR_RPM}/sdk_provides_dummy_nativesdk/ ${DEPLOY_DIR_IPK}/sdk-provides-dummy-nativesdk/"
-SSTATE_DUPWHITELIST += "${DEPLOY_DIR_RPM}/buildtools_dummy_nativesdk/ ${DEPLOY_DIR_IPK}/buildtools-dummy-nativesdk/"
+SSTATE_ALLOW_OVERLAP_FILES += "${DEPLOY_DIR_RPM}/sdk_provides_dummy_nativesdk/ ${DEPLOY_DIR_IPK}/sdk-provides-dummy-nativesdk/"
+SSTATE_ALLOW_OVERLAP_FILES += "${DEPLOY_DIR_RPM}/buildtools_dummy_nativesdk/ ${DEPLOY_DIR_IPK}/buildtools-dummy-nativesdk/"
 # target-sdk-provides-dummy overlaps that allarch is disabled when multilib is used
-SSTATE_DUPWHITELIST += "${COMPONENTS_DIR}/sdk-provides-dummy-target/ ${DEPLOY_DIR_RPM}/sdk_provides_dummy_target/ ${DEPLOY_DIR_IPK}/sdk-provides-dummy-target/"
+SSTATE_ALLOW_OVERLAP_FILES += "${COMPONENTS_DIR}/sdk-provides-dummy-target/ ${DEPLOY_DIR_RPM}/sdk_provides_dummy_target/ ${DEPLOY_DIR_IPK}/sdk-provides-dummy-target/"
 # Archive the sources for many architectures in one deploy folder
-SSTATE_DUPWHITELIST += "${DEPLOY_DIR_SRC}"
+SSTATE_ALLOW_OVERLAP_FILES += "${DEPLOY_DIR_SRC}"
 # ovmf/grub-efi/systemd-boot/intel-microcode multilib recipes can generate identical overlapping files
-SSTATE_DUPWHITELIST += "${DEPLOY_DIR_IMAGE}/ovmf"
-SSTATE_DUPWHITELIST += "${DEPLOY_DIR_IMAGE}/grub-efi"
-SSTATE_DUPWHITELIST += "${DEPLOY_DIR_IMAGE}/systemd-boot"
-SSTATE_DUPWHITELIST += "${DEPLOY_DIR_IMAGE}/microcode"
+SSTATE_ALLOW_OVERLAP_FILES += "${DEPLOY_DIR_IMAGE}/ovmf"
+SSTATE_ALLOW_OVERLAP_FILES += "${DEPLOY_DIR_IMAGE}/grub-efi"
+SSTATE_ALLOW_OVERLAP_FILES += "${DEPLOY_DIR_IMAGE}/systemd-boot"
+SSTATE_ALLOW_OVERLAP_FILES += "${DEPLOY_DIR_IMAGE}/microcode"
 
 SSTATE_SCAN_FILES ?= "*.la *-config *_config postinst-*"
 SSTATE_SCAN_CMD ??= 'find ${SSTATE_BUILDDIR} \( -name "${@"\" -o -name \"".join(d.getVar("SSTATE_SCAN_FILES").split())}" \) -type f'
@@ -94,7 +94,7 @@
 
 SSTATE_MANMACH ?= "${SSTATE_PKGARCH}"
 
-SSTATECREATEFUNCS = "sstate_hardcode_path"
+SSTATECREATEFUNCS += "sstate_hardcode_path"
 SSTATECREATEFUNCS[vardeps] = "SSTATE_SCAN_FILES"
 SSTATEPOSTCREATEFUNCS = ""
 SSTATEPREINSTFUNCS = ""
@@ -260,7 +260,7 @@
                 shareddirs.append(dstdir)
 
     # Check the file list for conflicts against files which already exist
-    whitelist = (d.getVar("SSTATE_DUPWHITELIST") or "").split()
+    whitelist = (d.getVar("SSTATE_ALLOW_OVERLAP_FILES") or "").split()
     match = []
     for f in sharedfiles:
         if os.path.exists(f) and not os.path.islink(f):
@@ -296,7 +296,7 @@
           "DISTRO_FEATURES on an existing build directory is not supported - you " \
           "should really clean out tmp and rebuild (reusing sstate should be safe). " \
           "It could be the overlapping files detected are harmless in which case " \
-          "adding them to SSTATE_DUPWHITELIST may be the correct solution. It could " \
+          "adding them to SSTATE_ALLOW_OVERLAP_FILES may be the correct solution. It could " \
           "also be your build is including two different conflicting versions of " \
           "things (e.g. bluez 4 and bluez 5 and the correct solution for that would " \
           "be to resolve the conflict. If in doubt, please ask on the mailing list, " \
@@ -350,7 +350,7 @@
     for lock in locks:
         bb.utils.unlockfile(lock)
 
-sstate_install[vardepsexclude] += "SSTATE_DUPWHITELIST STATE_MANMACH SSTATE_MANFILEPREFIX"
+sstate_install[vardepsexclude] += "SSTATE_ALLOW_OVERLAP_FILES STATE_MANMACH SSTATE_MANFILEPREFIX"
 sstate_install[vardeps] += "${SSTATEPOSTINSTFUNCS}"
 
 def sstate_installpkg(ss, d):
@@ -862,14 +862,18 @@
 	fi
 	chmod 0664 $TFILE
 	# Skip if it was already created by some other process
-	if [ ! -e ${SSTATE_PKG} ]; then
+	if [ -h ${SSTATE_PKG} ] && [ ! -e ${SSTATE_PKG} ]; then
+		# There is a symbolic link, but it links to nothing.
+		# Forcefully replace it with the new file.
+		ln -f $TFILE ${SSTATE_PKG} || true
+	elif [ ! -e ${SSTATE_PKG} ]; then
 		# Move into place using ln to attempt an atomic op.
 		# Abort if it already exists
-		ln $TFILE ${SSTATE_PKG} && rm $TFILE
+		ln $TFILE ${SSTATE_PKG} || true
 	else
-		rm $TFILE
+		touch ${SSTATE_PKG} 2>/dev/null || true
 	fi
-	touch ${SSTATE_PKG} 2>/dev/null || true
+	rm $TFILE
 }
 
 python sstate_sign_package () {
@@ -905,7 +909,7 @@
 
 	tar -I "$ZSTD" -xvpf ${SSTATE_PKG}
 	# update .siginfo atime on local/NFS mirror if it is a symbolic link
-	[ ! -h ${SSTATE_PKG}.siginfo ] || touch -a ${SSTATE_PKG}.siginfo 2>/dev/null || true
+	[ ! -h ${SSTATE_PKG}.siginfo ] || [ ! -e ${SSTATE_PKG}.siginfo ] || touch -a ${SSTATE_PKG}.siginfo 2>/dev/null || true
 	# update each symbolic link instead of any referenced file
 	touch --no-dereference ${SSTATE_PKG} 2>/dev/null || true
 	[ ! -e ${SSTATE_PKG}.sig ] || touch --no-dereference ${SSTATE_PKG}.sig 2>/dev/null || true
@@ -988,6 +992,8 @@
             localdata.setVar('SRC_URI', srcuri)
             bb.debug(2, "SState: Attempting to fetch %s" % srcuri)
 
+            import traceback
+
             try:
                 fetcher = bb.fetch2.Fetch(srcuri.split(), localdata2,
                             connection_cache=thread_worker.connection_cache)
@@ -996,9 +1002,9 @@
                 found.add(tid)
                 missed.remove(tid)
             except bb.fetch2.FetchError as e:
-                bb.debug(2, "SState: Unsuccessful fetch test for %s (%s)" % (srcuri, repr(e)))
+                bb.debug(2, "SState: Unsuccessful fetch test for %s (%s)\n%s" % (srcuri, repr(e), traceback.format_exc()))
             except Exception as e:
-                bb.error("SState: cannot test %s: %s" % (srcuri, repr(e)))
+                bb.error("SState: cannot test %s: %s\n%s" % (srcuri, repr(e), traceback.format_exc()))
 
             if progress:
                 bb.event.fire(bb.event.ProcessProgress(msg, len(tasklist) - thread_worker.tasks.qsize()), d)
@@ -1016,15 +1022,18 @@
                 msg = "Checking sstate mirror object availability"
                 bb.event.fire(bb.event.ProcessStarted(msg, len(tasklist)), d)
 
-            bb.event.enable_threadlock()
-            pool = oe.utils.ThreadedPool(nproc, len(tasklist),
-                    worker_init=checkstatus_init, worker_end=checkstatus_end,
-                    name="sstate_checkhashes-")
-            for t in tasklist:
-                pool.add_task(checkstatus, t)
-            pool.start()
-            pool.wait_completion()
-            bb.event.disable_threadlock()
+            # Have to setup the fetcher environment here rather than in each thread as it would race
+            fetcherenv = bb.fetch2.get_fetcher_environment(d)
+            with bb.utils.environment(**fetcherenv):
+                bb.event.enable_threadlock()
+                pool = oe.utils.ThreadedPool(nproc, len(tasklist),
+                        worker_init=checkstatus_init, worker_end=checkstatus_end,
+                        name="sstate_checkhashes-")
+                for t in tasklist:
+                    pool.add_task(checkstatus, t)
+                pool.start()
+                pool.wait_completion()
+                bb.event.disable_threadlock()
 
             if progress:
                 bb.event.fire(bb.event.ProcessFinished(msg), d)
diff --git a/poky/meta/classes/staging.bbclass b/poky/meta/classes/staging.bbclass
index 25f77c7..ab82776 100644
--- a/poky/meta/classes/staging.bbclass
+++ b/poky/meta/classes/staging.bbclass
@@ -24,7 +24,7 @@
 SYSROOT_DIRS:append:class-crosssdk = " ${SYSROOT_DIRS_NATIVE}"
 
 # These directories will not be staged in the sysroot
-SYSROOT_DIRS_BLACKLIST = " \
+SYSROOT_DIRS_IGNORE = " \
     ${mandir} \
     ${docdir} \
     ${infodir} \
@@ -49,9 +49,10 @@
 	fi
 
 	mkdir -p "$dest"
+	rdest=$(realpath --relative-to="$src" "$dest")
 	(
 		cd $src
-		find . -print0 | cpio --null -pdlu $dest
+		find . -print0 | cpio --null -pdlu $rdest
 	)
 }
 
@@ -64,7 +65,7 @@
 	done
 
 	# Remove directories we do not care about
-	for dir in ${SYSROOT_DIRS_BLACKLIST}; do
+	for dir in ${SYSROOT_DIRS_IGNORE}; do
 		rm -rf "$to$dir"
 	done
 }
@@ -103,7 +104,7 @@
     for f in (d.getVar('SYSROOT_PREPROCESS_FUNCS') or '').split():
         bb.build.exec_func(f, d)
     pn = d.getVar("PN")
-    multiprov = d.getVar("MULTI_PROVIDER_WHITELIST").split()
+    multiprov = d.getVar("BB_MULTI_PROVIDER_ALLOWED").split()
     provdir = d.expand("${SYSROOT_DESTDIR}${base_prefix}/sysroot-providers/")
     bb.utils.mkdirhier(provdir)
     for p in d.getVar("PROVIDES").split():
@@ -115,11 +116,11 @@
 }
 
 do_populate_sysroot[vardeps] += "${SYSROOT_PREPROCESS_FUNCS}"
-do_populate_sysroot[vardepsexclude] += "MULTI_PROVIDER_WHITELIST"
+do_populate_sysroot[vardepsexclude] += "BB_MULTI_PROVIDER_ALLOWED"
 
 POPULATESYSROOTDEPS = ""
-POPULATESYSROOTDEPS:class-target = "virtual/${MLPREFIX}${TARGET_PREFIX}binutils:do_populate_sysroot"
-POPULATESYSROOTDEPS:class-nativesdk = "virtual/${TARGET_PREFIX}binutils-crosssdk:do_populate_sysroot"
+POPULATESYSROOTDEPS:class-target = "virtual/${MLPREFIX}${HOST_PREFIX}binutils:do_populate_sysroot"
+POPULATESYSROOTDEPS:class-nativesdk = "virtual/${HOST_PREFIX}binutils-crosssdk:do_populate_sysroot"
 do_populate_sysroot[depends] += "${POPULATESYSROOTDEPS}"
 
 SSTATETASKS += "do_populate_sysroot"
@@ -624,3 +625,36 @@
 }
 staging_taskhandler[eventmask] = "bb.event.RecipeTaskPreProcess"
 addhandler staging_taskhandler
+
+
+#
+# Target build output, stored in do_populate_sysroot or do_package can depend
+# not only upon direct dependencies but also indirect ones. A good example is
+# linux-libc-headers. The toolchain depends on this but most target recipes do
+# not. There are some headers which are not used by the toolchain build and do
+# not change the toolchain task output, hence the task hashes can change without
+# changing the sysroot output of that recipe yet they can influence others.
+#
+# A specific example is rtc.h which can change rtcwake.c in util-linux but is not
+# used in the glibc or gcc build. To account for this, we need to account for the
+# populate_sysroot hashes in the task output hashes.
+#
+python target_add_sysroot_deps () {
+    current_task = "do_" + d.getVar("BB_CURRENTTASK")
+    if current_task not in ["do_populate_sysroot", "do_package"]:
+        return
+
+    pn = d.getVar("PN")
+    if pn.endswith("-native"):
+        return
+
+    taskdepdata = d.getVar("BB_TASKDEPDATA", False)
+    deps = {}
+    for dep in taskdepdata.values():
+        if dep[1] == "do_populate_sysroot" and not dep[0].endswith(("-native", "-initial")) and "-cross-" not in dep[0]:
+            deps[dep[0]] = dep[6]
+
+    d.setVar("HASHEQUIV_EXTRA_SIGDATA", "\n".join("%s: %s" % (k, deps[k]) for k in sorted(deps.keys())))
+}
+SSTATECREATEFUNCS += "target_add_sysroot_deps"
+
diff --git a/poky/meta/classes/toolchain-scripts.bbclass b/poky/meta/classes/toolchain-scripts.bbclass
index fb6261c..8f914cc 100644
--- a/poky/meta/classes/toolchain-scripts.bbclass
+++ b/poky/meta/classes/toolchain-scripts.bbclass
@@ -8,7 +8,7 @@
 # default debug prefix map isn't valid in the SDK
 DEBUG_PREFIX_MAP = ""
 
-EXPORT_SDK_PS1 = "${@ 'export PS1=\'%s\'' % d.getVar('SDK_PS1') if d.getVar('SDK_PS1') else ''}"
+EXPORT_SDK_PS1 = "${@ 'export PS1=\\"%s\\"' % d.getVar('SDK_PS1') if d.getVar('SDK_PS1') else ''}"
 
 # This function creates an environment-setup-script for use in a deployable SDK
 toolchain_create_sdk_env_script () {
diff --git a/poky/meta/classes/uninative.bbclass b/poky/meta/classes/uninative.bbclass
index 4412d7c..6a9e862 100644
--- a/poky/meta/classes/uninative.bbclass
+++ b/poky/meta/classes/uninative.bbclass
@@ -9,8 +9,8 @@
 #UNINATIVE_CHECKSUM[x86_64] = "dead"
 UNINATIVE_DLDIR ?= "${DL_DIR}/uninative/"
 
-# Enabling uninative will change the following variables so they need to go the parsing white list to prevent multiple recipe parsing
-BB_HASHCONFIG_WHITELIST += "NATIVELSBSTRING SSTATEPOSTUNPACKFUNCS BUILD_LDFLAGS"
+# Enabling uninative will change the following variables so they need to go the parsing ignored variables list to prevent multiple recipe parsing
+BB_HASHCONFIG_IGNORE_VARS += "NATIVELSBSTRING SSTATEPOSTUNPACKFUNCS BUILD_LDFLAGS"
 
 addhandler uninative_event_fetchloader
 uninative_event_fetchloader[eventmask] = "bb.event.BuildStarted"
diff --git a/poky/meta/classes/useradd-staticids.bbclass b/poky/meta/classes/useradd-staticids.bbclass
index 8e2a7fb..3acf59c 100644
--- a/poky/meta/classes/useradd-staticids.bbclass
+++ b/poky/meta/classes/useradd-staticids.bbclass
@@ -174,8 +174,6 @@
             newparam += ['', ' --non-unique'][uaargs.non_unique]
             if uaargs.password != None:
                 newparam += ['', ' --password %s' % uaargs.password][uaargs.password != None]
-            elif uaargs.clear_password:
-                newparam += ['', ' --clear-password %s' % uaargs.clear_password][uaargs.clear_password != None]
             newparam += ['', ' --root %s' % uaargs.root][uaargs.root != None]
             newparam += ['', ' --system'][uaargs.system]
             newparam += ['', ' --shell %s' % uaargs.shell][uaargs.shell != None]
@@ -236,8 +234,6 @@
             newparam += ['', ' --non-unique'][gaargs.non_unique]
             if gaargs.password != None:
                 newparam += ['', ' --password %s' % gaargs.password][gaargs.password != None]
-            elif gaargs.clear_password:
-                newparam += ['', ' --clear-password %s' % gaargs.clear_password][gaargs.clear_password != None]
             newparam += ['', ' --root %s' % gaargs.root][gaargs.root != None]
             newparam += ['', ' --system'][gaargs.system]
             newparam += ' %s' % gaargs.GROUP
diff --git a/poky/meta/classes/waf.bbclass b/poky/meta/classes/waf.bbclass
index bc594d3..464564a 100644
--- a/poky/meta/classes/waf.bbclass
+++ b/poky/meta/classes/waf.bbclass
@@ -39,7 +39,7 @@
 # directory (e.g. if the source is coming from externalsrc and was previously
 # configured elsewhere).
 export WAFLOCK = ".lock-waf_oe_${@waflock_hash(d)}_build"
-BB_HASHBASE_WHITELIST += "WAFLOCK"
+BB_BASEHASH_IGNORE_VARS += "WAFLOCK"
 
 python waf_preconfigure() {
     import subprocess
diff --git a/poky/meta/classes/yocto-check-layer.bbclass b/poky/meta/classes/yocto-check-layer.bbclass
new file mode 100644
index 0000000..329d3f8
--- /dev/null
+++ b/poky/meta/classes/yocto-check-layer.bbclass
@@ -0,0 +1,16 @@
+#
+# This class is used by yocto-check-layer script for additional per-recipe tests
+# The first test ensures that the layer has no recipes skipping 'installed-vs-shipped' QA checks
+#
+
+WARN_QA:remove = "installed-vs-shipped"
+ERROR_QA:append = " installed-vs-shipped"
+
+python () {
+    packages = set((d.getVar('PACKAGES') or '').split())
+    for package in packages:
+        skip = set((d.getVar('INSANE_SKIP') or "").split() +
+                   (d.getVar('INSANE_SKIP:' + package) or "").split())
+        if 'installed-vs-shipped' in skip:
+            oe.qa.handle_error("installed-vs-shipped", 'Package %s is skipping "installed-vs-shipped" QA test.' % package, d)
+}