34 files changed, 220 insertions, 75 deletions

diff --git a/meta/classes/archiver.bbclass b/meta/classes/archiver.bbclass
index 598298ef6f..858507b343 100644
--- a/meta/classes/archiver.bbclass
+++ b/meta/classes/archiver.bbclass
@@ -590,6 +590,7 @@ addtask do_dumpdata
 addtask do_ar_recipe
 addtask do_deploy_archives
 do_build[recrdeptask] += "do_deploy_archives"
+do_rootfs[recrdeptask] += "do_deploy_archives"
 do_populate_sdk[recrdeptask] += "do_deploy_archives"
 
 python () {
diff --git a/meta/classes/base.bbclass b/meta/classes/base.bbclass
index 5a0b0c6b3e..78ae28bb0f 100644
--- a/meta/classes/base.bbclass
+++ b/meta/classes/base.bbclass
@@ -231,6 +231,7 @@ python base_eventhandler() {
     if isinstance(e, bb.event.ConfigParsed):
         if not d.getVar("NATIVELSBSTRING", False):
             d.setVar("NATIVELSBSTRING", lsb_distro_identifier(d))
+        d.setVar("ORIGNATIVELSBSTRING", d.getVar("NATIVELSBSTRING", False))
         d.setVar('BB_VERSION', bb.__version__)
 
     # There might be no bb.event.ConfigParsed event if bitbake server is
diff --git a/meta/classes/buildhistory.bbclass b/meta/classes/buildhistory.bbclass
index 7d5e3eb8fd..726f17a946 100644
--- a/meta/classes/buildhistory.bbclass
+++ b/meta/classes/buildhistory.bbclass
@@ -674,13 +674,16 @@ IMAGE_POSTPROCESS_COMMAND[vardepsexclude] += "buildhistory_get_imageinfo"
 POPULATE_SDK_POST_TARGET_COMMAND_append = " buildhistory_list_installed_sdk_target;"
 POPULATE_SDK_POST_TARGET_COMMAND_append = " buildhistory_get_sdk_installed_target;"
 POPULATE_SDK_POST_TARGET_COMMAND[vardepvalueexclude] .= "| buildhistory_list_installed_sdk_target;| buildhistory_get_sdk_installed_target;"
+POPULATE_SDK_POST_TARGET_COMMAND[vardepsexclude] += "buildhistory_list_installed_sdk_target buildhistory_get_sdk_installed_target"
 
 POPULATE_SDK_POST_HOST_COMMAND_append = " buildhistory_list_installed_sdk_host;"
 POPULATE_SDK_POST_HOST_COMMAND_append = " buildhistory_get_sdk_installed_host;"
 POPULATE_SDK_POST_HOST_COMMAND[vardepvalueexclude] .= "| buildhistory_list_installed_sdk_host;| buildhistory_get_sdk_installed_host;"
+POPULATE_SDK_POST_HOST_COMMAND[vardepsexclude] += "buildhistory_list_installed_sdk_host buildhistory_get_sdk_installed_host"
 
 SDK_POSTPROCESS_COMMAND_append = " buildhistory_get_sdkinfo ; buildhistory_get_extra_sdkinfo; "
 SDK_POSTPROCESS_COMMAND[vardepvalueexclude] .= "| buildhistory_get_sdkinfo ; buildhistory_get_extra_sdkinfo; "
+SDK_POSTPROCESS_COMMAND[vardepsexclude] += "buildhistory_get_sdkinfo buildhistory_get_extra_sdkinfo"
 
 python buildhistory_write_sigs() {
     if not "task" in (d.getVar('BUILDHISTORY_FEATURES') or "").split():
@@ -855,7 +858,7 @@ END
 }
 
 python buildhistory_eventhandler() {
-    if e.data.getVar('BUILDHISTORY_FEATURES').strip():
+    if (e.data.getVar('BUILDHISTORY_FEATURES') or "").strip():
         reset = e.data.getVar("BUILDHISTORY_RESET")
         olddir = e.data.getVar("BUILDHISTORY_OLD_DIR")
         if isinstance(e, bb.event.BuildStarted):
diff --git a/meta/classes/cve-check.bbclass b/meta/classes/cve-check.bbclass
index 25cefda92e..112ee3379d 100644
--- a/meta/classes/cve-check.bbclass
+++ b/meta/classes/cve-check.bbclass
@@ -53,6 +53,16 @@ CVE_CHECK_PN_WHITELIST ?= ""
 #
 CVE_CHECK_WHITELIST ?= ""
 
+# Layers to be excluded
+CVE_CHECK_LAYER_EXCLUDELIST ??= ""
+
+# Layers to be included 
+CVE_CHECK_LAYER_INCLUDELIST ??= ""
+
+
+# set to "alphabetical" for version using single alphabetical character as increament release
+CVE_VERSION_SUFFIX ??= ""
+
 python cve_save_summary_handler () {
     import shutil
     import datetime
@@ -206,7 +216,11 @@ def check_cves(d, patched_cves):
     """
     Connect to the NVD database and find unpatched cves.
     """
-    from distutils.version import LooseVersion
+    from oe.cve_check import Version
+
+    pn = d.getVar("PN")
+    real_pv = d.getVar("PV")
+    suffix = d.getVar("CVE_VERSION_SUFFIX")
 
     cves_unpatched = []
     # CVE_PRODUCT can contain more than one product (eg. curl/libcurl)
@@ -217,7 +231,7 @@ def check_cves(d, patched_cves):
     pv = d.getVar("CVE_VERSION").split("+git")[0]
 
     # If the recipe has been whitlisted we return empty lists
-    if d.getVar("PN") in d.getVar("CVE_CHECK_PN_WHITELIST").split():
+    if pn in d.getVar("CVE_CHECK_PN_WHITELIST").split():
         bb.note("Recipe has been whitelisted, skipping check")
         return ([], [], [])
 
@@ -260,8 +274,8 @@ def check_cves(d, patched_cves):
                 else:
                     if operator_start:
                         try:
-                            vulnerable_start =  (operator_start == '>=' and LooseVersion(pv) >= LooseVersion(version_start))
-                            vulnerable_start |= (operator_start == '>' and LooseVersion(pv) > LooseVersion(version_start))
+                            vulnerable_start =  (operator_start == '>=' and Version(pv,suffix) >= Version(version_start,suffix))
+                            vulnerable_start |= (operator_start == '>' and Version(pv,suffix) > Version(version_start,suffix))
                         except:
                             bb.warn("%s: Failed to compare %s %s %s for %s" %
                                     (product, pv, operator_start, version_start, cve))
@@ -271,8 +285,8 @@ def check_cves(d, patched_cves):
 
                     if operator_end:
                         try:
-                            vulnerable_end  = (operator_end == '<=' and LooseVersion(pv) <= LooseVersion(version_end))
-                            vulnerable_end |= (operator_end == '<' and LooseVersion(pv) < LooseVersion(version_end))
+                            vulnerable_end  = (operator_end == '<=' and Version(pv,suffix) <= Version(version_end,suffix) )
+                            vulnerable_end |= (operator_end == '<' and Version(pv,suffix) < Version(version_end,suffix) )
                         except:
                             bb.warn("%s: Failed to compare %s %s %s for %s" %
                                     (product, pv, operator_end, version_end, cve))
@@ -286,12 +300,12 @@ def check_cves(d, patched_cves):
                         vulnerable = vulnerable_start or vulnerable_end
 
                 if vulnerable:
-                    bb.note("%s-%s is vulnerable to %s" % (product, pv, cve))
+                    bb.note("%s-%s is vulnerable to %s" % (pn, real_pv, cve))
                     cves_unpatched.append(cve)
                     break
 
             if not vulnerable:
-                bb.note("%s-%s is not vulnerable to %s" % (product, pv, cve))
+                bb.note("%s-%s is not vulnerable to %s" % (pn, real_pv, cve))
                 # TODO: not patched but not vulnerable
                 patched_cves.add(cve)
 
@@ -327,7 +341,20 @@ def cve_write_data(d, patched, unpatched, whitelisted, cve_data):
     CVE manifest if enabled.
     """
 
+
     cve_file = d.getVar("CVE_CHECK_LOG")
+    fdir_name  = d.getVar("FILE_DIRNAME")
+    layer = fdir_name.split("/")[-3]
+
+    include_layers = d.getVar("CVE_CHECK_LAYER_INCLUDELIST").split()
+    exclude_layers = d.getVar("CVE_CHECK_LAYER_EXCLUDELIST").split()
+
+    if exclude_layers and layer in exclude_layers:
+        return
+
+    if include_layers and layer not in include_layers:
+        return
+
     nvd_link = "https://web.nvd.nist.gov/view/vuln/detail?vulnId="
     write_string = ""
     unpatched_cves = []
@@ -337,6 +364,7 @@ def cve_write_data(d, patched, unpatched, whitelisted, cve_data):
         is_patched = cve in patched
         if is_patched and (d.getVar("CVE_CHECK_REPORT_PATCHED") != "1"):
             continue
+        write_string += "LAYER: %s\n" % layer
         write_string += "PACKAGE NAME: %s\n" % d.getVar("PN")
         write_string += "PACKAGE VERSION: %s%s\n" % (d.getVar("EXTENDPE"), d.getVar("PV"))
         write_string += "CVE: %s\n" % cve
diff --git a/meta/classes/devshell.bbclass b/meta/classes/devshell.bbclass
index fdf7dc100f..76dd0b42ee 100644
--- a/meta/classes/devshell.bbclass
+++ b/meta/classes/devshell.bbclass
@@ -128,6 +128,7 @@ def devpyshell(d):
                     more = i.runsource(source, "<pyshell>")
                     if not more:
                         buf = []
+                    sys.stderr.flush()
                     prompt(more)
             except KeyboardInterrupt:
                 i.write("\nKeyboardInterrupt\n")
diff --git a/meta/classes/distutils-common-base.bbclass b/meta/classes/distutils-common-base.bbclass
index 94b5fd426d..43a38e5a3a 100644
--- a/meta/classes/distutils-common-base.bbclass
+++ b/meta/classes/distutils-common-base.bbclass
@@ -11,7 +11,7 @@ export LDCXXSHARED  = "${CXX} -shared"
 export CCSHARED  = "-fPIC -DPIC"
 # LINKFORSHARED are the flags passed to the $(CC) command that links
 # the python executable
-export LINKFORSHARED = "{SECURITY_CFLAGS} -Xlinker -export-dynamic"
+export LINKFORSHARED = "${SECURITY_CFLAGS} -Xlinker -export-dynamic"
 
 FILES_${PN} += "${libdir}/* ${libdir}/${PYTHON_DIR}/*"
 
diff --git a/meta/classes/distutils3-base.bbclass b/meta/classes/distutils3-base.bbclass
index 7dbf07ac4b..a277d1c7bc 100644
--- a/meta/classes/distutils3-base.bbclass
+++ b/meta/classes/distutils3-base.bbclass
@@ -1,5 +1,5 @@
 DEPENDS  += "${@["${PYTHON_PN}-native ${PYTHON_PN}", ""][(d.getVar('PACKAGES') == '')]}"
 RDEPENDS_${PN} += "${@['', '${PYTHON_PN}-core']['${CLASSOVERRIDE}' == 'class-target']}"
 
-inherit distutils-common-base python3native
+inherit distutils-common-base python3native python3targetconfig
 
diff --git a/meta/classes/externalsrc.bbclass b/meta/classes/externalsrc.bbclass
index dd09395788..3d6b80bee2 100644
--- a/meta/classes/externalsrc.bbclass
+++ b/meta/classes/externalsrc.bbclass
@@ -68,6 +68,7 @@ python () {
             url_data = fetch.ud[url]
             parm = url_data.parm
             if (url_data.type == 'file' or
+                    url_data.type == 'npmsw' or
                     'type' in parm and parm['type'] == 'kmeta'):
                 local_srcuri.append(url)
 
@@ -190,6 +191,7 @@ def srctree_hash_files(d, srcdir=None):
     import shutil
     import subprocess
     import tempfile
+    import hashlib
 
     s_dir = srcdir or d.getVar('EXTERNALSRC')
     git_dir = None
@@ -197,6 +199,10 @@ def srctree_hash_files(d, srcdir=None):
     try:
         git_dir = os.path.join(s_dir,
             subprocess.check_output(['git', '-C', s_dir, 'rev-parse', '--git-dir'], stderr=subprocess.DEVNULL).decode("utf-8").rstrip())
+        top_git_dir = os.path.join(s_dir, subprocess.check_output(['git', '-C', d.getVar("TOPDIR"), 'rev-parse', '--git-dir'],
+            stderr=subprocess.DEVNULL).decode("utf-8").rstrip())
+        if git_dir == top_git_dir:
+            git_dir = None
     except subprocess.CalledProcessError:
         pass
 
@@ -210,7 +216,17 @@ def srctree_hash_files(d, srcdir=None):
             env = os.environ.copy()
             env['GIT_INDEX_FILE'] = tmp_index.name
             subprocess.check_output(['git', 'add', '-A', '.'], cwd=s_dir, env=env)
-            sha1 = subprocess.check_output(['git', 'write-tree'], cwd=s_dir, env=env).decode("utf-8")
+            git_sha1 = subprocess.check_output(['git', 'write-tree'], cwd=s_dir, env=env).decode("utf-8")
+            submodule_helper = subprocess.check_output(['git', 'submodule--helper', 'list'], cwd=s_dir, env=env).decode("utf-8")
+            for line in submodule_helper.splitlines():
+                module_dir = os.path.join(s_dir, line.rsplit(maxsplit=1)[1])
+                if os.path.isdir(module_dir):
+                    proc = subprocess.Popen(['git', 'add', '-A', '.'], cwd=module_dir, env=env, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
+                    proc.communicate()
+                    proc = subprocess.Popen(['git', 'write-tree'], cwd=module_dir, env=env, stdout=subprocess.PIPE, stderr=subprocess.DEVNULL)
+                    stdout, _ = proc.communicate()
+                    git_sha1 += stdout.decode("utf-8")
+            sha1 = hashlib.sha1(git_sha1.encode("utf-8")).hexdigest()
         with open(oe_hash_file, 'w') as fobj:
             fobj.write(sha1)
         ret = oe_hash_file + ':True'
diff --git a/meta/classes/go.bbclass b/meta/classes/go.bbclass
index a9e31b50ea..5b26378a4e 100644
--- a/meta/classes/go.bbclass
+++ b/meta/classes/go.bbclass
@@ -40,6 +40,7 @@ GO_RPATH_LINK_class-native = "${@'-Wl,-rpath-link=${STAGING_LIBDIR_NATIVE}/go/pk
 GO_EXTLDFLAGS ?= "${HOST_CC_ARCH}${TOOLCHAIN_OPTIONS} ${GO_RPATH_LINK} ${LDFLAGS}"
 GO_LINKMODE ?= ""
 GO_LINKMODE_class-nativesdk = "--linkmode=external"
+GO_LINKMODE_class-native = "--linkmode=external"
 GO_LDFLAGS ?= '-ldflags="${GO_RPATH} ${GO_LINKMODE} -extldflags '${GO_EXTLDFLAGS}'"'
 export GOBUILDFLAGS ?= "-v ${GO_LDFLAGS} -trimpath"
 export GOPATH_OMIT_IN_ACTIONID ?= "1"
diff --git a/meta/classes/image-live.bbclass b/meta/classes/image-live.bbclass
index 9ea5ddc312..47c44b4aad 100644
--- a/meta/classes/image-live.bbclass
+++ b/meta/classes/image-live.bbclass
@@ -30,7 +30,7 @@ do_bootimg[depends] += "dosfstools-native:do_populate_sysroot \
                         virtual/kernel:do_deploy \
                         ${MLPREFIX}syslinux:do_populate_sysroot \
                         syslinux-native:do_populate_sysroot \
-                        ${PN}:do_image_${@d.getVar('LIVE_ROOTFS_TYPE').replace('-', '_')} \
+                        ${@'%s:do_image_%s' % (d.getVar('PN'), d.getVar('LIVE_ROOTFS_TYPE').replace('-', '_')) if d.getVar('ROOTFS') else ''} \
                         "
 
 
diff --git a/meta/classes/image.bbclass b/meta/classes/image.bbclass
index 045f4494c8..2f1d5cfb46 100644
--- a/meta/classes/image.bbclass
+++ b/meta/classes/image.bbclass
@@ -112,7 +112,7 @@ def rootfs_command_variables(d):
             'IMAGE_PREPROCESS_COMMAND','RPM_PREPROCESS_COMMANDS','RPM_POSTPROCESS_COMMANDS','DEB_PREPROCESS_COMMANDS','DEB_POSTPROCESS_COMMANDS']
 
 python () {
-    variables = rootfs_command_variables(d) + sdk_command_variables(d)
+    variables = rootfs_command_variables(d)
     for var in variables:
         if d.getVar(var, False):
             d.setVarFlag(var, 'func', '1')
@@ -180,6 +180,8 @@ IMAGE_LOCALES_ARCHIVE ?= '1'
 # aren't yet available.
 PSEUDO_PASSWD = "${IMAGE_ROOTFS}:${STAGING_DIR_NATIVE}"
 
+PSEUDO_IGNORE_PATHS .= ",${WORKDIR}/intercept_scripts,${WORKDIR}/oe-rootfs-repo,${WORKDIR}/sstate-build-image_complete"
+
 PACKAGE_EXCLUDE ??= ""
 PACKAGE_EXCLUDE[type] = "list"
 
diff --git a/meta/classes/image_types.bbclass b/meta/classes/image_types.bbclass
index 66884af8e0..30951ae366 100644
--- a/meta/classes/image_types.bbclass
+++ b/meta/classes/image_types.bbclass
@@ -108,19 +108,9 @@ IMAGE_CMD_squashfs-xz = "mksquashfs ${IMAGE_ROOTFS} ${IMGDEPLOYDIR}/${IMAGE_NAME
 IMAGE_CMD_squashfs-lzo = "mksquashfs ${IMAGE_ROOTFS} ${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.squashfs-lzo ${EXTRA_IMAGECMD} -noappend -comp lzo"
 IMAGE_CMD_squashfs-lz4 = "mksquashfs ${IMAGE_ROOTFS} ${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.squashfs-lz4 ${EXTRA_IMAGECMD} -noappend -comp lz4"
 
-# By default, tar from the host is used, which can be quite old. If
-# you need special parameters (like --xattrs) which are only supported
-# by GNU tar upstream >= 1.27, then override that default:
-# IMAGE_CMD_TAR = "tar --xattrs --xattrs-include=*"
-# do_image_tar[depends] += "tar-replacement-native:do_populate_sysroot"
-# EXTRANATIVEPATH += "tar-native"
-#
-# The GNU documentation does not specify whether --xattrs-include is necessary.
-# In practice, it turned out to be not needed when creating archives and
-# required when extracting, but it seems prudent to use it in both cases.
 IMAGE_CMD_TAR ?= "tar"
 # ignore return code 1 "file changed as we read it" as other tasks(e.g. do_image_wic) may be hardlinking rootfs
-IMAGE_CMD_tar = "${IMAGE_CMD_TAR} --numeric-owner -cf ${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.tar -C ${IMAGE_ROOTFS} . || [ $? -eq 1 ]"
+IMAGE_CMD_tar = "${IMAGE_CMD_TAR} --sort=name --format=posix --numeric-owner -cf ${IMGDEPLOYDIR}/${IMAGE_NAME}${IMAGE_NAME_SUFFIX}.tar -C ${IMAGE_ROOTFS} . || [ $? -eq 1 ]"
 
 do_image_cpio[cleandirs] += "${WORKDIR}/cpio_append"
 IMAGE_CMD_cpio () {
diff --git a/meta/classes/image_types_wic.bbclass b/meta/classes/image_types_wic.bbclass
index 286e0f5d54..49be1da77a 100644
--- a/meta/classes/image_types_wic.bbclass
+++ b/meta/classes/image_types_wic.bbclass
@@ -3,7 +3,7 @@
 WICVARS ?= "\
            BBLAYERS IMGDEPLOYDIR DEPLOY_DIR_IMAGE FAKEROOTCMD IMAGE_BASENAME IMAGE_EFI_BOOT_FILES IMAGE_BOOT_FILES \
            IMAGE_LINK_NAME IMAGE_ROOTFS INITRAMFS_FSTYPES INITRD INITRD_LIVE ISODIR RECIPE_SYSROOT_NATIVE \
-           ROOTFS_SIZE STAGING_DATADIR STAGING_DIR STAGING_LIBDIR TARGET_SYS \
+           ROOTFS_SIZE STAGING_DATADIR STAGING_DIR STAGING_LIBDIR TARGET_SYS HOSTTOOLS_DIR \
            KERNEL_IMAGETYPE MACHINE INITRAMFS_IMAGE INITRAMFS_IMAGE_BUNDLE INITRAMFS_LINK_NAME APPEND \
            ASSUME_PROVIDED PSEUDO_IGNORE_PATHS"
 
@@ -29,11 +29,17 @@ WIC_CREATE_EXTRA_ARGS ?= ""
 IMAGE_CMD_wic () {
         out="${IMGDEPLOYDIR}/${IMAGE_NAME}"
         build_wic="${WORKDIR}/build-wic"
+        tmp_wic="${WORKDIR}/tmp-wic"
         wks="${WKS_FULL_PATH}"
+        if [ -e "$tmp_wic" ]; then
+                # Ensure we don't have any junk leftover from a previously interrupted
+                # do_image_wic execution
+                rm -rf "$tmp_wic"
+        fi
         if [ -z "$wks" ]; then
                 bbfatal "No kickstart files from WKS_FILES were found: ${WKS_FILES}. Please set WKS_FILE or WKS_FILES appropriately."
         fi
-        BUILDDIR="${TOPDIR}" PSEUDO_UNLOAD=1 wic create "$wks" --vars "${STAGING_DIR}/${MACHINE}/imgdata/" -e "${IMAGE_BASENAME}" -o "$build_wic/" ${WIC_CREATE_EXTRA_ARGS}
+        BUILDDIR="${TOPDIR}" PSEUDO_UNLOAD=1 wic create "$wks" --vars "${STAGING_DIR}/${MACHINE}/imgdata/" -e "${IMAGE_BASENAME}" -o "$build_wic/" -w "$tmp_wic" ${WIC_CREATE_EXTRA_ARGS}
         mv "$build_wic/$(basename "${wks%.wks}")"*.direct "$out${IMAGE_NAME_SUFFIX}.wic"
 }
 IMAGE_CMD_wic[vardepsexclude] = "WKS_FULL_PATH WKS_FILES TOPDIR"
diff --git a/meta/classes/insane.bbclass b/meta/classes/insane.bbclass
index c6dff9659c..44dbed875b 100644
--- a/meta/classes/insane.bbclass
+++ b/meta/classes/insane.bbclass
@@ -175,7 +175,7 @@ def package_qa_check_useless_rpaths(file, name, d, elf, messages):
             if rpath_eq(rpath, libdir) or rpath_eq(rpath, base_libdir):
                 # The dynamic linker searches both these places anyway.  There is no point in
                 # looking there again.
-                package_qa_add_message(messages, "useless-rpaths", "%s: %s contains probably-redundant RPATH %s" % (name, package_qa_clean_path(file, d), rpath))
+                package_qa_add_message(messages, "useless-rpaths", "%s: %s contains probably-redundant RPATH %s" % (name, package_qa_clean_path(file, d, name), rpath))
 
 QAPATHTEST[dev-so] = "package_qa_check_dev"
 def package_qa_check_dev(path, name, d, elf, messages):
@@ -184,8 +184,8 @@ def package_qa_check_dev(path, name, d, elf, messages):
     """
 
     if not name.endswith("-dev") and not name.endswith("-dbg") and not name.endswith("-ptest") and not name.startswith("nativesdk-") and path.endswith(".so") and os.path.islink(path):
-        package_qa_add_message(messages, "dev-so", "non -dev/-dbg/nativesdk- package contains symlink .so: %s path '%s'" % \
-                 (name, package_qa_clean_path(path,d)))
+        package_qa_add_message(messages, "dev-so", "non -dev/-dbg/nativesdk- package %s contains symlink .so '%s'" % \
+                 (name, package_qa_clean_path(path, d, name)))
 
 QAPATHTEST[dev-elf] = "package_qa_check_dev_elf"
 def package_qa_check_dev_elf(path, name, d, elf, messages):
@@ -195,8 +195,8 @@ def package_qa_check_dev_elf(path, name, d, elf, messages):
     install link-time .so files that are linker scripts.
     """
     if name.endswith("-dev") and path.endswith(".so") and not os.path.islink(path) and elf:
-        package_qa_add_message(messages, "dev-elf", "-dev package contains non-symlink .so: %s path '%s'" % \
-                 (name, package_qa_clean_path(path,d)))
+        package_qa_add_message(messages, "dev-elf", "-dev package %s contains non-symlink .so '%s'" % \
+                 (name, package_qa_clean_path(path, d, name)))
 
 QAPATHTEST[staticdev] = "package_qa_check_staticdev"
 def package_qa_check_staticdev(path, name, d, elf, messages):
@@ -209,7 +209,7 @@ def package_qa_check_staticdev(path, name, d, elf, messages):
 
     if not name.endswith("-pic") and not name.endswith("-staticdev") and not name.endswith("-ptest") and path.endswith(".a") and not path.endswith("_nonshared.a") and not '/usr/lib/debug-static/' in path and not '/.debug-static/' in path:
         package_qa_add_message(messages, "staticdev", "non -staticdev package contains static .a library: %s path '%s'" % \
-                 (name, package_qa_clean_path(path,d)))
+                 (name, package_qa_clean_path(path,d, name)))
 
 QAPATHTEST[mime] = "package_qa_check_mime"
 def package_qa_check_mime(path, name, d, elf, messages):
diff --git a/meta/classes/kernel-devicetree.bbclass b/meta/classes/kernel-devicetree.bbclass
index 81dda8003f..3c5def1041 100644
--- a/meta/classes/kernel-devicetree.bbclass
+++ b/meta/classes/kernel-devicetree.bbclass
@@ -1,8 +1,11 @@
 # Support for device tree generation
-PACKAGES_append = " \
-    ${KERNEL_PACKAGE_NAME}-devicetree \
-    ${@[d.getVar('KERNEL_PACKAGE_NAME') + '-image-zimage-bundle', ''][d.getVar('KERNEL_DEVICETREE_BUNDLE') != '1']} \
-"
+python () {
+    if not bb.data.inherits_class('nopackages', d):
+        d.appendVar("PACKAGES", " ${KERNEL_PACKAGE_NAME}-devicetree")
+        if d.getVar('KERNEL_DEVICETREE_BUNDLE') == '1':
+            d.appendVar("PACKAGES", " ${KERNEL_PACKAGE_NAME}-image-zimage-bundle")
+}
+
 FILES_${KERNEL_PACKAGE_NAME}-devicetree = "/${KERNEL_IMAGEDEST}/*.dtb /${KERNEL_IMAGEDEST}/*.dtbo"
 FILES_${KERNEL_PACKAGE_NAME}-image-zimage-bundle = "/${KERNEL_IMAGEDEST}/zImage-*.dtb.bin"
 
diff --git a/meta/classes/kernel-module-split.bbclass b/meta/classes/kernel-module-split.bbclass
index c8ede26996..baa32e0a90 100644
--- a/meta/classes/kernel-module-split.bbclass
+++ b/meta/classes/kernel-module-split.bbclass
@@ -120,7 +120,10 @@ python split_kernel_module_packages () {
         files = d.getVar('FILES_%s' % pkg)
         files = "%s /etc/modules-load.d/%s.conf /etc/modprobe.d/%s.conf" % (files, basename, basename)
         d.setVar('FILES_%s' % pkg, files)
-        d.setVar('CONFFILES_%s' % pkg, files)
+
+        conffiles = d.getVar('CONFFILES_%s' % pkg)
+        conffiles = "%s /etc/modules-load.d/%s.conf /etc/modprobe.d/%s.conf" % (conffiles, basename, basename)
+        d.setVar('CONFFILES_%s' % pkg, conffiles)
 
         if "description" in vals:
             old_desc = d.getVar('DESCRIPTION_' + pkg) or ""
diff --git a/meta/classes/kernel.bbclass b/meta/classes/kernel.bbclass
index 1a444efabf..b03a286ed4 100644
--- a/meta/classes/kernel.bbclass
+++ b/meta/classes/kernel.bbclass
@@ -90,6 +90,8 @@ python __anonymous () {
     imagedest = d.getVar('KERNEL_IMAGEDEST')
 
     for type in types.split():
+        if bb.data.inherits_class('nopackages', d):
+            continue
         typelower = type.lower()
         d.appendVar('PACKAGES', ' %s-image-%s' % (kname, typelower))
         d.setVar('FILES_' + kname + '-image-' + typelower, '/' + imagedest + '/' + type + '-${KERNEL_VERSION_NAME}' + ' /' + imagedest + '/' + type)
@@ -743,7 +745,7 @@ kernel_do_deploy() {
         fi
 
         if [ ! -z "${INITRAMFS_IMAGE}" -a x"${INITRAMFS_IMAGE_BUNDLE}" = x1 ]; then
-                for imageType in ${KERNEL_IMAGETYPES} ; do
+                for imageType in ${KERNEL_IMAGETYPE_FOR_MAKE} ; do
                         if [ "$imageType" = "fitImage" ] ; then
                                 continue
                         fi
diff --git a/meta/classes/license.bbclass b/meta/classes/license.bbclass
index f90176d6c0..dc91118340 100644
--- a/meta/classes/license.bbclass
+++ b/meta/classes/license.bbclass
@@ -31,6 +31,7 @@ python do_populate_lic() {
             f.write("%s: %s\n" % (key, info[key]))
 }
 
+PSEUDO_IGNORE_PATHS .= ",${@','.join(((d.getVar('COMMON_LICENSE_DIR') or '') + ' ' + (d.getVar('LICENSE_PATH') or '')).split())}"
 # it would be better to copy them in do_install_append, but find_license_filesa is python
 python perform_packagecopy_prepend () {
     enabled = oe.data.typed_value('LICENSE_CREATE_PACKAGE', d)
diff --git a/meta/classes/license_image.bbclass b/meta/classes/license_image.bbclass
index 702e9f9c55..6f478ce22c 100644
--- a/meta/classes/license_image.bbclass
+++ b/meta/classes/license_image.bbclass
@@ -125,7 +125,6 @@ def write_license_files(d, license_manifest, pkg_dic, rootfs=True):
 
                 licenses = os.listdir(pkg_license_dir)
                 for lic in licenses:
-                    rootfs_license = os.path.join(rootfs_license_dir, lic)
                     pkg_license = os.path.join(pkg_license_dir, lic)
                     pkg_rootfs_license = os.path.join(pkg_rootfs_license_dir, lic)
 
@@ -144,6 +143,8 @@ def write_license_files(d, license_manifest, pkg_dic, rootfs=True):
                                 bad_licenses) == False:
                             continue
 
+                        # Make sure we use only canonical name for the license file
+                        rootfs_license = os.path.join(rootfs_license_dir, "generic_%s" % generic_lic)
                         if not os.path.exists(rootfs_license):
                             oe.path.copyhardlink(pkg_license, rootfs_license)
 
@@ -209,7 +210,8 @@ def license_deployed_manifest(d):
             os.unlink(lic_manifest_symlink_dir)
 
         # create the image dir symlink
-        os.symlink(lic_manifest_dir, lic_manifest_symlink_dir)
+        if lic_manifest_dir != lic_manifest_symlink_dir:
+            os.symlink(lic_manifest_dir, lic_manifest_symlink_dir)
 
 def get_deployed_dependencies(d):
     """
diff --git a/meta/classes/linuxloader.bbclass b/meta/classes/linuxloader.bbclass
index 720e5dfad4..b161c51a50 100644
--- a/meta/classes/linuxloader.bbclass
+++ b/meta/classes/linuxloader.bbclass
@@ -1,6 +1,6 @@
 def get_musl_loader_arch(d):
     import re
-    ldso_arch = None
+    ldso_arch = "NotSupported"
 
     targetarch = d.getVar("TARGET_ARCH")
     if targetarch.startswith("microblaze"):
@@ -32,7 +32,7 @@ def get_musl_loader(d):
 def get_glibc_loader(d):
     import re
 
-    dynamic_loader = None
+    dynamic_loader = "NotSupported"
     targetarch = d.getVar("TARGET_ARCH")
     if targetarch in ["powerpc", "microblaze"]:
         dynamic_loader = "${base_libdir}/ld.so.1"
@@ -58,7 +58,7 @@ def get_linuxloader(d):
     overrides = d.getVar("OVERRIDES").split(":")
 
     if "libc-baremetal" in overrides:
-        return None
+        return "NotSupported"
 
     if "libc-musl" in overrides:
         dynamic_loader = get_musl_loader(d)
diff --git a/meta/classes/npm.bbclass b/meta/classes/npm.bbclass
index 068032a1e5..55a6985fb0 100644
--- a/meta/classes/npm.bbclass
+++ b/meta/classes/npm.bbclass
@@ -17,8 +17,10 @@
 #  NPM_INSTALL_DEV:
 #       Set to 1 to also install devDependencies.
 
+inherit python3native
+
 DEPENDS_prepend = "nodejs-native "
-RDEPENDS_${PN}_prepend = "nodejs "
+RDEPENDS_${PN}_append_class-target = " nodejs"
 
 NPM_INSTALL_DEV ?= "0"
 
@@ -130,11 +132,17 @@ python npm_do_configure() {
     cached_manifest.pop("dependencies", None)
     cached_manifest.pop("devDependencies", None)
 
-    with open(orig_shrinkwrap_file, "r") as f:
-        orig_shrinkwrap = json.load(f)
+    has_shrinkwrap_file = True
+
+    try:
+        with open(orig_shrinkwrap_file, "r") as f:
+            orig_shrinkwrap = json.load(f)
+    except IOError:
+        has_shrinkwrap_file = False
 
-    cached_shrinkwrap = copy.deepcopy(orig_shrinkwrap)
-    cached_shrinkwrap.pop("dependencies", None)
+    if has_shrinkwrap_file:
+       cached_shrinkwrap = copy.deepcopy(orig_shrinkwrap)
+       cached_shrinkwrap.pop("dependencies", None)
 
     # Manage the dependencies
     progress = OutOfProgressHandler(d, r"^(\d+)/(\d+)$")
@@ -165,8 +173,10 @@ python npm_do_configure() {
             progress.write("%d/%d" % (progress_done, progress_total))
 
     dev = bb.utils.to_boolean(d.getVar("NPM_INSTALL_DEV"), False)
-    foreach_dependencies(orig_shrinkwrap, _count_dependency, dev)
-    foreach_dependencies(orig_shrinkwrap, _cache_dependency, dev)
+
+    if has_shrinkwrap_file:
+        foreach_dependencies(orig_shrinkwrap, _count_dependency, dev)
+        foreach_dependencies(orig_shrinkwrap, _cache_dependency, dev)
 
     # Configure the main package
     with tempfile.TemporaryDirectory() as tmpdir:
@@ -181,16 +191,19 @@ python npm_do_configure() {
                 cached_manifest[depkey] = {}
             cached_manifest[depkey][name] = version
 
-    _update_manifest("dependencies")
+    if has_shrinkwrap_file:
+        _update_manifest("dependencies")
 
     if dev:
-        _update_manifest("devDependencies")
+        if has_shrinkwrap_file:
+            _update_manifest("devDependencies")
 
     with open(cached_manifest_file, "w") as f:
         json.dump(cached_manifest, f, indent=2)
 
-    with open(cached_shrinkwrap_file, "w") as f:
-        json.dump(cached_shrinkwrap, f, indent=2)
+    if has_shrinkwrap_file:
+        with open(cached_shrinkwrap_file, "w") as f:
+            json.dump(cached_shrinkwrap, f, indent=2)
 }
 
 python npm_do_compile() {
@@ -237,9 +250,7 @@ python npm_do_compile() {
         sysroot = d.getVar("RECIPE_SYSROOT_NATIVE")
         nodedir = os.path.join(sysroot, d.getVar("prefix_native").strip("/"))
         configs.append(("nodedir", nodedir))
-        bindir = os.path.join(sysroot, d.getVar("bindir_native").strip("/"))
-        pythondir = os.path.join(bindir, "python-native", "python")
-        configs.append(("python", pythondir))
+        configs.append(("python", d.getVar("PYTHON")))
 
         # Add node-pre-gyp configuration
         args.append(("target_arch", d.getVar("NPM_ARCH")))
diff --git a/meta/classes/package.bbclass b/meta/classes/package.bbclass
index e6236c0bb2..5a32e5c2e3 100644
--- a/meta/classes/package.bbclass
+++ b/meta/classes/package.bbclass
@@ -2340,7 +2340,7 @@ python do_package () {
     # cache.  This is useful if an item this class depends on changes in a
     # way that the output of this class changes.  rpmdeps is a good example
     # as any change to rpmdeps requires this to be rerun.
-    # PACKAGE_BBCLASS_VERSION = "2"
+    # PACKAGE_BBCLASS_VERSION = "4"
 
     # Init cachedpath
     global cpath
@@ -2446,6 +2446,7 @@ python do_packagedata () {
 
     bb.build.exec_func("packagedata_translate_pr_autoinc", d)
 }
+do_packagedata[cleandirs] += "${WORKDIR}/pkgdata-pdata-input"
 
 # Translate the EXTENDPRAUTO and AUTOINC to the final values
 packagedata_translate_pr_autoinc() {
diff --git a/meta/classes/package_rpm.bbclass b/meta/classes/package_rpm.bbclass
index 53b4700cdd..89b4c6bbfc 100644
--- a/meta/classes/package_rpm.bbclass
+++ b/meta/classes/package_rpm.bbclass
@@ -687,6 +687,7 @@ python do_package_rpm () {
     cmd = cmd + " --define '_binary_payload w6T.xzdio'"
     cmd = cmd + " --define '_source_payload w6T.xzdio'"
     cmd = cmd + " --define 'clamp_mtime_to_source_date_epoch 1'"
+    cmd = cmd + " --define 'use_source_date_epoch_as_buildtime 1'"
     cmd = cmd + " --define '_buildhost reproducible'"
     if perfiledeps:
         cmd = cmd + " --define '__find_requires " + outdepends + "'"
diff --git a/meta/classes/populate_sdk_base.bbclass b/meta/classes/populate_sdk_base.bbclass
index 49b1833265..635b3a6b80 100644
--- a/meta/classes/populate_sdk_base.bbclass
+++ b/meta/classes/populate_sdk_base.bbclass
@@ -178,7 +178,7 @@ do_populate_sdk[sstate-inputdirs] = "${SDKDEPLOYDIR}"
 do_populate_sdk[sstate-outputdirs] = "${SDK_DEPLOY}"
 do_populate_sdk[stamp-extra-info] = "${MACHINE_ARCH}${SDKMACHINE}"
 
-PSEUDO_IGNORE_PATHS .= ",${SDKDEPLOYDIR}"
+PSEUDO_IGNORE_PATHS .= ",${SDKDEPLOYDIR},${WORKDIR}/oe-sdk-repo,${WORKDIR}/sstate-build-populate_sdk"
 
 fakeroot create_sdk_files() {
         cp ${COREBASE}/scripts/relocate_sdk.py ${SDK_OUTPUT}/${SDKPATH}/
@@ -329,6 +329,13 @@ def sdk_variables(d):
 
 do_populate_sdk[vardeps] += "${@sdk_variables(d)}"
 
+python () {
+    variables = sdk_command_variables(d)
+    for var in variables:
+        if d.getVar(var, False):
+            d.setVarFlag(var, 'func', '1')
+}
+
 do_populate_sdk[file-checksums] += "${TOOLCHAIN_SHAR_REL_TMPL}:True \
                                     ${TOOLCHAIN_SHAR_EXT_TMPL}:True"
 
diff --git a/meta/classes/populate_sdk_ext.bbclass b/meta/classes/populate_sdk_ext.bbclass
index 6f35b612c2..14689ec6ac 100644
--- a/meta/classes/populate_sdk_ext.bbclass
+++ b/meta/classes/populate_sdk_ext.bbclass
@@ -24,6 +24,7 @@ SDK_INCLUDE_NATIVESDK ?= "0"
 SDK_INCLUDE_BUILDTOOLS ?= '1'
 
 SDK_RECRDEP_TASKS ?= ""
+SDK_CUSTOM_TEMPLATECONF ?= "0"
 
 SDK_LOCAL_CONF_WHITELIST ?= ""
 SDK_LOCAL_CONF_BLACKLIST ?= "CONF_VERSION \
@@ -199,6 +200,9 @@ python copy_buildsystem () {
     buildsystem = oe.copy_buildsystem.BuildSystem('extensible SDK', d)
     baseoutpath = d.getVar('SDK_OUTPUT') + '/' + d.getVar('SDKPATH')
 
+    #check if custome templateconf path is set
+    use_custom_templateconf = d.getVar('SDK_CUSTOM_TEMPLATECONF')
+
     # Determine if we're building a derivative extensible SDK (from devtool build-sdk)
     derivative = (d.getVar('SDK_DERIVATIVE') or '') == '1'
     if derivative:
@@ -247,7 +251,9 @@ python copy_buildsystem () {
 
     # Create a layer for new recipes / appends
     bbpath = d.getVar('BBPATH')
-    bb.process.run(['devtool', '--bbpath', bbpath, '--basepath', baseoutpath, 'create-workspace', '--create-only', os.path.join(baseoutpath, 'workspace')])
+    env = os.environ.copy()
+    env['PYTHONDONTWRITEBYTECODE'] = '1'
+    bb.process.run(['devtool', '--bbpath', bbpath, '--basepath', baseoutpath, 'create-workspace', '--create-only', os.path.join(baseoutpath, 'workspace')], env=env)
 
     # Create bblayers.conf
     bb.utils.mkdirhier(baseoutpath + '/conf')
@@ -360,6 +366,9 @@ python copy_buildsystem () {
             # Hide the config information from bitbake output (since it's fixed within the SDK)
             f.write('BUILDCFG_HEADER = ""\n\n')
 
+            # Write METADATA_REVISION
+            f.write('METADATA_REVISION = "%s"\n\n' % d.getVar('METADATA_REVISION'))
+
             f.write('# Provide a flag to indicate we are in the EXT_SDK Context\n')
             f.write('WITHIN_EXT_SDK = "1"\n\n')
 
@@ -390,7 +399,7 @@ python copy_buildsystem () {
         shutil.copyfile(builddir + '/cache/bb_unihashes.dat', baseoutpath + '/cache/bb_unihashes.dat')
 
     # Use templateconf.cfg file from builddir if exists
-    if os.path.exists(builddir + '/conf/templateconf.cfg'):
+    if os.path.exists(builddir + '/conf/templateconf.cfg') and use_custom_templateconf == '1':
         shutil.copyfile(builddir + '/conf/templateconf.cfg', baseoutpath + '/conf/templateconf.cfg')
     else:
         # Write a templateconf.cfg
diff --git a/meta/classes/python3native.bbclass b/meta/classes/python3native.bbclass
index d98fb4c758..2e3a88c126 100644
--- a/meta/classes/python3native.bbclass
+++ b/meta/classes/python3native.bbclass
@@ -17,8 +17,6 @@ export STAGING_LIBDIR
 export PYTHON_LIBRARY="${STAGING_LIBDIR}/lib${PYTHON_DIR}${PYTHON_ABI}.so"
 export PYTHON_INCLUDE_DIR="${STAGING_INCDIR}/${PYTHON_DIR}${PYTHON_ABI}"
 
-export _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata"
-
 # suppress host user's site-packages dirs.
 export PYTHONNOUSERSITE = "1"
 
diff --git a/meta/classes/python3targetconfig.bbclass b/meta/classes/python3targetconfig.bbclass
new file mode 100644
index 0000000000..fc1025c207
--- /dev/null
+++ b/meta/classes/python3targetconfig.bbclass
@@ -0,0 +1,17 @@
+inherit python3native
+
+EXTRA_PYTHON_DEPENDS ?= ""
+EXTRA_PYTHON_DEPENDS_class-target = "python3"
+DEPENDS_append = " ${EXTRA_PYTHON_DEPENDS}"
+
+do_configure_prepend_class-target() {
+        export _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata"
+}
+
+do_compile_prepend_class-target() {
+        export _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata"
+}
+
+do_install_prepend_class-target() {
+        export _PYTHON_SYSCONFIGDATA_NAME="_sysconfigdata"
+}
diff --git a/meta/classes/report-error.bbclass b/meta/classes/report-error.bbclass
index 1a12db1206..9cb6b0bd31 100644
--- a/meta/classes/report-error.bbclass
+++ b/meta/classes/report-error.bbclass
@@ -6,6 +6,8 @@
 #
 # Licensed under the MIT license, see COPYING.MIT for details
 
+inherit base
+
 ERR_REPORT_DIR ?= "${LOG_DIR}/error-report"
 
 def errorreport_getdata(e):
@@ -64,6 +66,8 @@ python errorreport_handler () {
             data['failures'] = []
             data['component'] = " ".join(e.getPkgs())
             data['branch_commit'] = str(base_detect_branch(e.data)) + ": " + str(base_detect_revision(e.data))
+            data['bitbake_version'] = e.data.getVar("BB_VERSION")
+            data['layer_version'] = get_layers_branch_rev(e.data)
             data['local_conf'] = get_conf_data(e, 'local.conf')
             data['auto_conf'] = get_conf_data(e, 'auto.conf')
             lock = bb.utils.lockfile(datafile + '.lock')
diff --git a/meta/classes/rootfs_deb.bbclass b/meta/classes/rootfs_deb.bbclass
index ef616da229..0469ba7059 100644
--- a/meta/classes/rootfs_deb.bbclass
+++ b/meta/classes/rootfs_deb.bbclass
@@ -32,4 +32,8 @@ python () {
          d.setVar('DEB_SDK_ARCH', 'amd64')
     elif darch == "arm":
          d.setVar('DEB_SDK_ARCH', 'armel')
+    elif darch == "aarch64":
+         d.setVar('DEB_SDK_ARCH', 'arm64')
+    else:
+         bb.fatal("Unhandled SDK_ARCH %s" % darch)
 }
diff --git a/meta/classes/sanity.bbclass b/meta/classes/sanity.bbclass
index 3262d08fbf..03a9792f68 100644
--- a/meta/classes/sanity.bbclass
+++ b/meta/classes/sanity.bbclass
@@ -703,6 +703,23 @@ def check_sanity_version_change(status, d):
     if (tmpdirmode & stat.S_ISUID):
         status.addresult("TMPDIR is setuid, please don't build in a setuid directory")
 
+    # Check that a user isn't building in a path in PSEUDO_IGNORE_PATHS
+    pseudoignorepaths = d.getVar('PSEUDO_IGNORE_PATHS', expand=True).split(",")
+    workdir = d.getVar('WORKDIR', expand=True)
+    for i in pseudoignorepaths:
+        if i and workdir.startswith(i):
+            status.addresult("You are building in a path included in PSEUDO_IGNORE_PATHS " + str(i) + " please locate the build outside this path.\n")
+
+    # Check if PSEUDO_IGNORE_PATHS and and paths under pseudo control overlap
+    pseudoignorepaths = d.getVar('PSEUDO_IGNORE_PATHS', expand=True).split(",")
+    pseudo_control_dir = "${D},${PKGD},${PKGDEST},${IMAGEROOTFS},${SDK_OUTPUT}"
+    pseudocontroldir = d.expand(pseudo_control_dir).split(",")
+    for i in pseudoignorepaths:
+        for j in pseudocontroldir:
+            if i and j:
+                if j.startswith(i):
+                    status.addresult("A path included in PSEUDO_IGNORE_PATHS " + str(i) + " and the path " + str(j) + " overlap and this will break pseudo permission and ownership tracking. Please set the path " + str(j) + " to a different directory which does not overlap with pseudo controlled directories. \n")
+
     # Some third-party software apparently relies on chmod etc. being suid root (!!)
     import stat
     suid_check_bins = "chown chmod mknod".split()
@@ -787,6 +804,11 @@ def check_sanity_everybuild(status, d):
     if "." in paths or "./" in paths or "" in paths:
         status.addresult("PATH contains '.', './' or '' (empty element), which will break the build, please remove this.\nParsed PATH is " + str(paths) + "\n")
 
+    #Check if bitbake is present in PATH environment variable
+    bb_check = bb.utils.which(d.getVar('PATH'), 'bitbake')
+    if not bb_check:
+        bb.warn("bitbake binary is not found in PATH, did you source the script?")
+
     # Check whether 'inherit' directive is found (used for a class to inherit)
     # in conf file it's supposed to be uppercase INHERIT
     inherit = d.getVar('inherit')
@@ -860,13 +882,18 @@ def check_sanity_everybuild(status, d):
         except:
             pass
 
-    oeroot = d.getVar('COREBASE')
-    if oeroot.find('+') != -1:
-        status.addresult("Error, you have an invalid character (+) in your COREBASE directory path. Please move the installation to a directory which doesn't include any + characters.")
-    if oeroot.find('@') != -1:
-        status.addresult("Error, you have an invalid character (@) in your COREBASE directory path. Please move the installation to a directory which doesn't include any @ characters.")
-    if oeroot.find(' ') != -1:
-        status.addresult("Error, you have a space in your COREBASE directory path. Please move the installation to a directory which doesn't include a space since autotools doesn't support this.")
+    for checkdir in ['COREBASE', 'TMPDIR']:
+        val = d.getVar(checkdir)
+        if val.find('..') != -1:
+            status.addresult("Error, you have '..' in your %s directory path. Please ensure the variable contains an absolute path as this can break some recipe builds in obtuse ways." % checkdir)
+        if val.find('+') != -1:
+            status.addresult("Error, you have an invalid character (+) in your %s directory path. Please move the installation to a directory which doesn't include any + characters." % checkdir)
+        if val.find('@') != -1:
+            status.addresult("Error, you have an invalid character (@) in your %s directory path. Please move the installation to a directory which doesn't include any @ characters." % checkdir)
+        if val.find(' ') != -1:
+            status.addresult("Error, you have a space in your %s directory path. Please move the installation to a directory which doesn't include a space since autotools doesn't support this." % checkdir)
+        if val.find('%') != -1:
+            status.addresult("Error, you have an invalid character (%) in your %s directory path which causes problems with python string formatting. Please move the installation to a directory which doesn't include any % characters." % checkdir)
 
     # Check the format of MIRRORS, PREMIRRORS and SSTATE_MIRRORS
     import re
diff --git a/meta/classes/scons.bbclass b/meta/classes/scons.bbclass
index 6b171ca8df..4f3ae502ef 100644
--- a/meta/classes/scons.bbclass
+++ b/meta/classes/scons.bbclass
@@ -5,7 +5,6 @@ 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}
@@ -17,13 +16,11 @@ do_configure() {
 }
 
 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/meta/classes/sstate.bbclass b/meta/classes/sstate.bbclass
index a8ae75101d..d08d950e76 100644
--- a/meta/classes/sstate.bbclass
+++ b/meta/classes/sstate.bbclass
@@ -72,6 +72,7 @@ BB_HASHFILENAME = "False ${SSTATE_PKGSPEC} ${SSTATE_SWSPEC}"
 
 SSTATE_ARCHS = " \
     ${BUILD_ARCH} \
+    ${BUILD_ARCH}_${ORIGNATIVELSBSTRING} \
     ${BUILD_ARCH}_${SDK_ARCH}_${SDK_OS} \
     ${BUILD_ARCH}_${TARGET_ARCH} \
     ${SDK_ARCH}_${SDK_OS} \
@@ -80,6 +81,7 @@ SSTATE_ARCHS = " \
     ${PACKAGE_ARCH} \
     ${PACKAGE_EXTRA_ARCHS} \
     ${MACHINE_ARCH}"
+SSTATE_ARCHS[vardepsexclude] = "ORIGNATIVELSBSTRING"
 
 SSTATE_MANMACH ?= "${SSTATE_PKGARCH}"
 
@@ -121,6 +123,8 @@ SSTATE_HASHEQUIV_REPORT_TASKDATA[doc] = "Report additional useful data to the \
 python () {
     if bb.data.inherits_class('native', d):
         d.setVar('SSTATE_PKGARCH', d.getVar('BUILD_ARCH', False))
+        if d.getVar("PN") == "pseudo-native":
+            d.appendVar('SSTATE_PKGARCH', '_${ORIGNATIVELSBSTRING}')
     elif bb.data.inherits_class('crosssdk', d):
         d.setVar('SSTATE_PKGARCH', d.expand("${BUILD_ARCH}_${SDK_ARCH}_${SDK_OS}"))
     elif bb.data.inherits_class('cross', d):
diff --git a/meta/classes/staging.bbclass b/meta/classes/staging.bbclass
index f0a619b35b..8165ab268e 100644
--- a/meta/classes/staging.bbclass
+++ b/meta/classes/staging.bbclass
@@ -27,11 +27,15 @@ SYSROOT_DIRS_BLACKLIST = " \
     ${mandir} \
     ${docdir} \
     ${infodir} \
+    ${datadir}/X11/locale \
     ${datadir}/applications \
+    ${datadir}/bash-completion \
     ${datadir}/fonts \
     ${datadir}/gtk-doc/html \
+    ${datadir}/installed-tests \
     ${datadir}/locale \
     ${datadir}/pixmaps \
+    ${datadir}/terminfo \
     ${libdir}/${BPN}/ptest \
 "
 
diff --git a/meta/classes/systemd.bbclass b/meta/classes/systemd.bbclass
index 9e8a82c9f1..a4bff732b9 100644
--- a/meta/classes/systemd.bbclass
+++ b/meta/classes/systemd.bbclass
@@ -174,7 +174,8 @@ python systemd_populate_packages() {
                 if path_found != '':
                     systemd_add_files_and_parse(pkg_systemd, path_found, service, keys)
                 else:
-                    bb.fatal("SYSTEMD_SERVICE_%s value %s does not exist" % (pkg_systemd, service))
+                    bb.fatal("Didn't find service unit '{0}', specified in SYSTEMD_SERVICE_{1}. {2}".format(
+                        service, pkg_systemd, "Also looked for service unit '{0}'.".format(base) if base is not None else ""))
 
     def systemd_create_presets(pkg, action):
         presetf = oe.path.join(d.getVar("PKGD"), d.getVar("systemd_unitdir"), "system-preset/98-%s.preset" % pkg)