diff --git a/poky/meta/classes/clutter.bbclass b/poky/meta/classes/clutter.bbclass
index 8550363..5edab0e 100644
--- a/poky/meta/classes/clutter.bbclass
+++ b/poky/meta/classes/clutter.bbclass
@@ -1,11 +1,11 @@
 def get_minor_dir(v):
     import re
-    m = re.match("^([0-9]+)\.([0-9]+)", v)
+    m = re.match(r"^([0-9]+)\.([0-9]+)", v)
     return "%s.%s" % (m.group(1), m.group(2))
 
 def get_real_name(n):
     import re
-    m = re.match("^([a-z]+(-[a-z]+)?)(-[0-9]+\.[0-9]+)?", n)
+    m = re.match(r"^([a-z]+(-[a-z]+)?)(-[0-9]+\.[0-9]+)?", n)
     return "%s" % (m.group(1))
 
 VERMINOR = "${@get_minor_dir("${PV}")}"
diff --git a/poky/meta/classes/cmake.bbclass b/poky/meta/classes/cmake.bbclass
index fd40a98..b364d2b 100644
--- a/poky/meta/classes/cmake.bbclass
+++ b/poky/meta/classes/cmake.bbclass
@@ -20,7 +20,7 @@
     elif generator == "Ninja":
         d.appendVar("DEPENDS", " ninja-native")
         d.setVar("OECMAKE_GENERATOR_ARGS", "-G Ninja -DCMAKE_MAKE_PROGRAM=ninja")
-        d.setVarFlag("do_compile", "progress", "outof:^\[(\d+)/(\d+)\]\s+")
+        d.setVarFlag("do_compile", "progress", r"outof:^\[(\d+)/(\d+)\]\s+")
     else:
         bb.fatal("Unknown CMake Generator %s" % generator)
 }
diff --git a/poky/meta/classes/icecc.bbclass b/poky/meta/classes/icecc.bbclass
index 2b18923..7d94525 100644
--- a/poky/meta/classes/icecc.bbclass
+++ b/poky/meta/classes/icecc.bbclass
@@ -38,6 +38,8 @@
 
 ICECC_ENV_EXEC ?= "${STAGING_BINDIR_NATIVE}/icecc-create-env"
 
+HOSTTOOLS_NONFATAL += "icecc patchelf"
+
 # This version can be incremented when changes are made to the environment that
 # invalidate the version on the compile nodes. Changing it will cause a new
 # environment to be created.
@@ -98,9 +100,11 @@
 
 get_cross_kernel_cc[vardepsexclude] += "KERNEL_CC"
 def get_cross_kernel_cc(bb,d):
-    kernel_cc = d.getVar('KERNEL_CC')
+    if not icecc_is_kernel(bb, d):
+        return None
 
     # evaluate the expression by the shell if necessary
+    kernel_cc = d.getVar('KERNEL_CC')
     if '`' in kernel_cc or '$(' in kernel_cc:
         import subprocess
         kernel_cc = subprocess.check_output("echo %s" % kernel_cc, shell=True).decode("utf-8")[:-1]
@@ -113,38 +117,6 @@
 def get_icecc(d):
     return d.getVar('ICECC_PATH') or bb.utils.which(os.getenv("PATH"), "icecc")
 
-def create_path(compilers, bb, d):
-    """
-    Create Symlinks for the icecc in the staging directory
-    """
-    staging = os.path.join(d.expand('${STAGING_BINDIR}'), "ice")
-    if icecc_is_kernel(bb, d):
-        staging += "-kernel"
-
-    #check if the icecc path is set by the user
-    icecc = get_icecc(d)
-
-    # Create the dir if necessary
-    try:
-        os.stat(staging)
-    except:
-        try:
-            os.makedirs(staging)
-        except:
-            pass
-
-    for compiler in compilers:
-        gcc_path = os.path.join(staging, compiler)
-        try:
-            os.stat(gcc_path)
-        except:
-            try:
-                os.symlink(icecc, gcc_path)
-            except:
-                pass
-
-    return staging
-
 def use_icecc(bb,d):
     if d.getVar('ICECC_DISABLED') == "1":
         # don't even try it, when explicitly disabled
@@ -248,12 +220,11 @@
         # don't create unnecessary directories when icecc is disabled
         return
 
+    staging = os.path.join(d.expand('${STAGING_BINDIR}'), "ice")
     if icecc_is_kernel(bb, d):
-        return create_path( [get_cross_kernel_cc(bb,d), ], bb, d)
+        staging += "-kernel"
 
-    else:
-        prefix = d.expand('${HOST_PREFIX}')
-        return create_path( [prefix+"gcc", prefix+"g++"], bb, d)
+    return staging
 
 def icecc_get_external_tool(bb, d, tool):
     external_toolchain_bindir = d.expand('${EXTERNAL_TOOLCHAIN}${bindir_cross}')
@@ -303,9 +274,9 @@
     # compiler environment package.
     t = icecc_get_tool(bb, d, tool)
     if t:
-        link_path = icecc_get_tool_link(tool, d)
+        link_path = icecc_get_tool_link(t, d)
         if link_path == get_icecc(d):
-            bb.error("%s is a symlink to %s in PATH and this prevents icecc from working" % (t, get_icecc(d)))
+            bb.error("%s is a symlink to %s in PATH and this prevents icecc from working" % (t, link_path))
             return ""
         else:
             return t
@@ -350,6 +321,27 @@
         return
     fi
 
+    ICECC_BIN="${@get_icecc(d)}"
+    if [ -z "${ICECC_BIN}" ]; then
+        bbwarn "Cannot use icecc: icecc binary not found"
+        return
+    fi
+    if [ -z "$(which patchelf patchelf-uninative)" ]; then
+        bbwarn "Cannot use icecc: patchelf not found"
+        return
+    fi
+
+    # Create symlinks to icecc in the recipe-sysroot directory
+    mkdir -p ${ICE_PATH}
+    if [ -n "${KERNEL_CC}" ]; then
+        compilers="${@get_cross_kernel_cc(bb,d)}"
+    else
+        compilers="${HOST_PREFIX}gcc ${HOST_PREFIX}g++"
+    fi
+    for compiler in $compilers; do
+        ln -sf ${ICECC_BIN} ${ICE_PATH}/$compiler
+    done
+
     ICECC_CC="${@icecc_get_and_check_tool(bb, d, "gcc")}"
     ICECC_CXX="${@icecc_get_and_check_tool(bb, d, "g++")}"
     # cannot use icecc_get_and_check_tool here because it assumes as without target_sys prefix
@@ -387,7 +379,7 @@
             ${ICECC_ENV_EXEC} ${ICECC_ENV_DEBUG} "${ICECC_CC}" "${ICECC_CXX}" "${ICECC_AS}" "${ICECC_VERSION}"
         then
             touch "${ICECC_VERSION}.done"
-        elif [ ! wait_for_file "${ICECC_VERSION}.done" 30 ]
+        elif ! wait_for_file "${ICECC_VERSION}.done" 30 
         then
             # locking failed so wait for ${ICECC_VERSION}.done to appear
             bbwarn "Timeout waiting for ${ICECC_VERSION}.done"
diff --git a/poky/meta/classes/insane.bbclass b/poky/meta/classes/insane.bbclass
index 6718feb..295feb8 100644
--- a/poky/meta/classes/insane.bbclass
+++ b/poky/meta/classes/insane.bbclass
@@ -111,7 +111,7 @@
     phdrs = elf.run_objdump("-p", d)
 
     import re
-    rpath_re = re.compile("\s+RPATH\s+(.*)")
+    rpath_re = re.compile(r"\s+RPATH\s+(.*)")
     for line in phdrs.split("\n"):
         m = rpath_re.match(line)
         if m:
@@ -140,7 +140,7 @@
     phdrs = elf.run_objdump("-p", d)
 
     import re
-    rpath_re = re.compile("\s+RPATH\s+(.*)")
+    rpath_re = re.compile(r"\s+RPATH\s+(.*)")
     for line in phdrs.split("\n"):
         m = rpath_re.match(line)
         if m:
@@ -203,8 +203,8 @@
     # The re's are purposely fuzzy, as some there are some .so.x.y.z files
     # that don't follow the standard naming convention. It checks later
     # that they are actual ELF files
-    lib_re = re.compile("^/lib.+\.so(\..+)?$")
-    exec_re = re.compile("^%s.*/lib.+\.so(\..+)?$" % exec_prefix)
+    lib_re = re.compile(r"^/lib.+\.so(\..+)?$")
+    exec_re = re.compile(r"^%s.*/lib.+\.so(\..+)?$" % exec_prefix)
 
     for root, dirs, files in os.walk(pkgdest):
         if root == pkgdest:
@@ -302,7 +302,7 @@
     # Check the architecture and endiannes of the binary
     is_32 = (("virtual/kernel" in provides) or bb.data.inherits_class("module", d)) and \
             (target_os == "linux-gnux32" or target_os == "linux-muslx32" or \
-            target_os == "linux-gnu_ilp32" or re.match('mips64.*32', d.getVar('DEFAULTTUNE')))
+            target_os == "linux-gnu_ilp32" or re.match(r'mips64.*32', d.getVar('DEFAULTTUNE')))
     is_bpf = (oe.qa.elf_machine_to_string(elf.machine()) == "BPF")
     if not ((machine == elf.machine()) or is_32 or is_bpf):
         package_qa_add_message(messages, "arch", "Architecture did not match (%s, expected %s) on %s" % \
@@ -342,7 +342,7 @@
     sane = True
 
     import re
-    textrel_re = re.compile("\s+TEXTREL\s+")
+    textrel_re = re.compile(r"\s+TEXTREL\s+")
     for line in phdrs.split("\n"):
         if textrel_re.match(line):
             sane = False
@@ -952,7 +952,7 @@
 
     import re
     # The package name matches the [a-z0-9.+-]+ regular expression
-    pkgname_pattern = re.compile("^[a-z0-9.+-]+$")
+    pkgname_pattern = re.compile(r"^[a-z0-9.+-]+$")
 
     taskdepdata = d.getVar("BB_TASKDEPDATA", False)
     taskdeps = set()
@@ -1160,7 +1160,7 @@
     if pn in overrides:
         msg = 'Recipe %s has PN of "%s" which is in OVERRIDES, this can result in unexpected behaviour.' % (d.getVar("FILE"), pn)
         package_qa_handle_error("pn-overrides", msg, d)
-    prog = re.compile('[A-Z]')
+    prog = re.compile(r'[A-Z]')
     if prog.search(pn):
         package_qa_handle_error("uppercase-pn", 'PN: %s is upper case, this can result in unexpected behavior.' % pn, d)
 
diff --git a/poky/meta/classes/kernel.bbclass b/poky/meta/classes/kernel.bbclass
index e04d2fe..45cb4fa 100644
--- a/poky/meta/classes/kernel.bbclass
+++ b/poky/meta/classes/kernel.bbclass
@@ -157,8 +157,8 @@
 export OS = "${TARGET_OS}"
 export CROSS_COMPILE = "${TARGET_PREFIX}"
 export KBUILD_BUILD_VERSION = "1"
-export KBUILD_BUILD_USER = "oe-user"
-export KBUILD_BUILD_HOST = "oe-host"
+export KBUILD_BUILD_USER ?= "oe-user"
+export KBUILD_BUILD_HOST ?= "oe-host"
 
 KERNEL_RELEASE ?= "${KERNEL_VERSION}"
 
@@ -492,7 +492,7 @@
 	:
 }
 
-KERNEL_CONFIG_COMMAND ?= "oe_runmake_call -C ${S} CC="${KERNEL_CC}" O=${B} oldnoconfig"
+KERNEL_CONFIG_COMMAND ?= "oe_runmake_call -C ${S} CC="${KERNEL_CC}" O=${B} olddefconfig || oe_runmake -C ${S} O=${B} CC="${KERNEL_CC}" oldnoconfig"
 
 python check_oldest_kernel() {
     oldest_kernel = d.getVar('OLDEST_KERNEL')
@@ -682,6 +682,9 @@
 
 	if [ ! -z "${INITRAMFS_IMAGE}" -a x"${INITRAMFS_IMAGE_BUNDLE}" = x1 ]; then
 		for imageType in ${KERNEL_IMAGETYPES} ; do
+			if [ "$imageType" = "fitImage" ] ; then
+				continue
+			fi
 			initramfs_base_name=${imageType}-${INITRAMFS_NAME}
 			initramfs_symlink_name=${imageType}-${INITRAMFS_LINK_NAME}
 			install -m 0644 ${KERNEL_OUTPUT_DIR}/${imageType}.initramfs $deployDir/${initramfs_base_name}.bin
diff --git a/poky/meta/classes/license_image.bbclass b/poky/meta/classes/license_image.bbclass
index f0fbb76..b65ff56 100644
--- a/poky/meta/classes/license_image.bbclass
+++ b/poky/meta/classes/license_image.bbclass
@@ -52,8 +52,8 @@
                 except oe.license.LicenseError as exc:
                     bb.fatal('%s: %s' % (d.getVar('P'), exc))
             else:
-                pkg_dic[pkg]["LICENSES"] = re.sub('[|&()*]', ' ', pkg_dic[pkg]["LICENSE"])
-                pkg_dic[pkg]["LICENSES"] = re.sub('  *', ' ', pkg_dic[pkg]["LICENSES"])
+                pkg_dic[pkg]["LICENSES"] = re.sub(r'[|&()*]', ' ', pkg_dic[pkg]["LICENSE"])
+                pkg_dic[pkg]["LICENSES"] = re.sub(r'  *', ' ', pkg_dic[pkg]["LICENSES"])
                 pkg_dic[pkg]["LICENSES"] = pkg_dic[pkg]["LICENSES"].split()
 
             if not "IMAGE_MANIFEST" in pkg_dic[pkg]:
@@ -78,7 +78,7 @@
             for lic in pkg_dic[pkg]["LICENSES"]:
                 lic_file = os.path.join(d.getVar('LICENSE_DIRECTORY'),
                                         pkg_dic[pkg]["PN"], "generic_%s" % 
-                                        re.sub('\+', '', lic))
+                                        re.sub(r'\+', '', lic))
                 # add explicity avoid of CLOSED license because isn't generic
                 if lic == "CLOSED":
                    continue
@@ -119,14 +119,14 @@
                     pkg_license = os.path.join(pkg_license_dir, lic)
                     pkg_rootfs_license = os.path.join(pkg_rootfs_license_dir, lic)
 
-                    if re.match("^generic_.*$", lic):
+                    if re.match(r"^generic_.*$", lic):
                         generic_lic = canonical_license(d,
-                                re.search("^generic_(.*)$", lic).group(1))
+                                re.search(r"^generic_(.*)$", lic).group(1))
 
                         # Do not copy generic license into package if isn't
                         # declared into LICENSES of the package.
-                        if not re.sub('\+$', '', generic_lic) in \
-                                [re.sub('\+', '', lic) for lic in \
+                        if not re.sub(r'\+$', '', generic_lic) in \
+                                [re.sub(r'\+', '', lic) for lic in \
                                  pkg_manifest_licenses]:
                             continue
 
diff --git a/poky/meta/classes/package.bbclass b/poky/meta/classes/package.bbclass
index d1e9138..0fe9576 100644
--- a/poky/meta/classes/package.bbclass
+++ b/poky/meta/classes/package.bbclass
@@ -368,7 +368,8 @@
     # is still assuming that.
     debuglistoutput = '\0'.join(debugsources) + '\0'
     lf = bb.utils.lockfile(sourcefile + ".lock")
-    open(sourcefile, 'a').write(debuglistoutput)
+    with open(sourcefile, 'a') as sf:
+        sf.write(debuglistoutput)
     bb.utils.unlockfile(lf)
 
 
diff --git a/poky/meta/classes/patch.bbclass b/poky/meta/classes/patch.bbclass
index 3e0a181..cd241f1 100644
--- a/poky/meta/classes/patch.bbclass
+++ b/poky/meta/classes/patch.bbclass
@@ -153,6 +153,7 @@
 patch_do_patch[vardepsexclude] = "PATCHRESOLVE"
 
 addtask patch after do_unpack
+do_patch[umask] = "022"
 do_patch[dirs] = "${WORKDIR}"
 do_patch[depends] = "${PATCHDEPENDENCY}"
 
diff --git a/poky/meta/classes/perl-version.bbclass b/poky/meta/classes/perl-version.bbclass
index fafe68a..bafd965 100644
--- a/poky/meta/classes/perl-version.bbclass
+++ b/poky/meta/classes/perl-version.bbclass
@@ -13,7 +13,7 @@
         return None
     l = f.readlines();
     f.close();
-    r = re.compile("^version='(\d*\.\d*\.\d*)'")
+    r = re.compile(r"^version='(\d*\.\d*\.\d*)'")
     for s in l:
         m = r.match(s)
         if m:
diff --git a/poky/meta/classes/sstate.bbclass b/poky/meta/classes/sstate.bbclass
index 9f059a0..edbfba5 100644
--- a/poky/meta/classes/sstate.bbclass
+++ b/poky/meta/classes/sstate.bbclass
@@ -362,7 +362,10 @@
 
     for plain in ss['plaindirs']:
         workdir = d.getVar('WORKDIR')
+        sharedworkdir = os.path.join(d.getVar('TMPDIR'), "work-shared")
         src = sstateinst + "/" + plain.replace(workdir, '')
+        if sharedworkdir in plain:
+            src = sstateinst + "/" + plain.replace(sharedworkdir, '')
         dest = plain
         bb.utils.mkdirhier(src)
         prepdir(dest)
@@ -620,8 +623,11 @@
         os.rename(state[1], sstatebuild + state[0])
 
     workdir = d.getVar('WORKDIR')
+    sharedworkdir = os.path.join(d.getVar('TMPDIR'), "work-shared")
     for plain in ss['plaindirs']:
         pdir = plain.replace(workdir, sstatebuild)
+        if sharedworkdir in plain:
+            pdir = plain.replace(sharedworkdir, sstatebuild)
         bb.utils.mkdirhier(plain)
         bb.utils.mkdirhier(pdir)
         os.rename(plain, pdir)
diff --git a/poky/meta/classes/systemd.bbclass b/poky/meta/classes/systemd.bbclass
index c7b784d..c8f4fde 100644
--- a/poky/meta/classes/systemd.bbclass
+++ b/poky/meta/classes/systemd.bbclass
@@ -86,7 +86,7 @@
     def systemd_generate_package_scripts(pkg):
         bb.debug(1, 'adding systemd calls to postinst/postrm for %s' % pkg)
 
-        paths_escaped = ' '.join(shlex.quote(s) for s in d.getVar('SYSTEMD_SERVICE_' + pkg, True).split())
+        paths_escaped = ' '.join(shlex.quote(s) for s in d.getVar('SYSTEMD_SERVICE_' + pkg).split())
         d.setVar('SYSTEMD_SERVICE_ESCAPED_' + pkg, paths_escaped)
 
         # Add pkg to the overrides so that it finds the SYSTEMD_SERVICE_pkg
diff --git a/poky/meta/classes/testimage.bbclass b/poky/meta/classes/testimage.bbclass
index f2ff91d..cb8c12a 100644
--- a/poky/meta/classes/testimage.bbclass
+++ b/poky/meta/classes/testimage.bbclass
@@ -31,6 +31,7 @@
 # TEST_LOG_DIR contains a command ssh log and may contain infromation about what command is running, output and return codes and for qemu a boot log till login.
 # Booting is handled by this class, and it's not a test in itself.
 # TEST_QEMUBOOT_TIMEOUT can be used to set the maximum time in seconds the launch code will wait for the login prompt.
+# TEST_QEMUPARAMS can be used to pass extra parameters to qemu, e.g. "-m 1024" for setting the amount of ram to 1 GB.
 
 TEST_LOG_DIR ?= "${WORKDIR}/testimage"
 
@@ -40,31 +41,13 @@
 TEST_EXTRACTED_DIR ?= "${TEST_NEEDED_PACKAGES_DIR}/extracted"
 TEST_PACKAGED_DIR ?= "${TEST_NEEDED_PACKAGES_DIR}/packaged"
 
-PKGMANTESTSUITE = "\
-    ${@bb.utils.contains('IMAGE_PKGTYPE', 'rpm', 'dnf rpm', '', d)} \
-    ${@bb.utils.contains('IMAGE_PKGTYPE', 'ipk', 'opkg', '', d)} \
-    ${@bb.utils.contains('IMAGE_PKGTYPE', 'deb', 'apt', '', d)} \
-    "
-SYSTEMDSUITE = "${@bb.utils.filter('DISTRO_FEATURES', 'systemd', d)}"
-MINTESTSUITE = "ping"
-NETTESTSUITE = "${MINTESTSUITE} ssh df date scp oe_syslog ${SYSTEMDSUITE}"
-DEVTESTSUITE = "gcc kernelmodule ldd"
-PTESTTESTSUITE = "${MINTESTSUITE} ssh scp ptest"
+BASICTESTSUITE = "\
+    ping date df ssh scp python perl gi ptest parselogs \
+    logrotate connman systemd oe_syslog pam stap ldd xorg \
+    kernelmodule gcc buildcpio buildlzip buildgalculator \
+    dnf rpm opkg apt"
 
-DEFAULT_TEST_SUITES = "${MINTESTSUITE} auto"
-DEFAULT_TEST_SUITES_pn-core-image-minimal = "${MINTESTSUITE}"
-DEFAULT_TEST_SUITES_pn-core-image-minimal-dev = "${MINTESTSUITE}"
-DEFAULT_TEST_SUITES_pn-core-image-full-cmdline = "${NETTESTSUITE} perl python logrotate ptest"
-DEFAULT_TEST_SUITES_pn-core-image-x11 = "${MINTESTSUITE}"
-DEFAULT_TEST_SUITES_pn-core-image-lsb = "${NETTESTSUITE} pam parselogs ${PKGMANTESTSUITE} ptest"
-DEFAULT_TEST_SUITES_pn-core-image-sato = "${NETTESTSUITE} connman xorg parselogs ${PKGMANTESTSUITE} \
-    ${@bb.utils.contains('IMAGE_PKGTYPE', 'rpm', 'python', '', d)} ptest gi"
-DEFAULT_TEST_SUITES_pn-core-image-sato-sdk = "${NETTESTSUITE} buildcpio buildlzip buildgalculator \
-    connman ${DEVTESTSUITE} logrotate perl parselogs python ${PKGMANTESTSUITE} xorg ptest gi stap"
-DEFAULT_TEST_SUITES_pn-core-image-lsb-dev = "${NETTESTSUITE} pam perl python parselogs ${PKGMANTESTSUITE} ptest gi"
-DEFAULT_TEST_SUITES_pn-core-image-lsb-sdk = "${NETTESTSUITE} buildcpio buildlzip buildgalculator \
-    connman ${DEVTESTSUITE} logrotate pam parselogs perl python ${PKGMANTESTSUITE} ptest gi stap"
-DEFAULT_TEST_SUITES_pn-meta-toolchain = "auto"
+DEFAULT_TEST_SUITES = "${BASICTESTSUITE}"
 
 # aarch64 has no graphics
 DEFAULT_TEST_SUITES_remove_aarch64 = "xorg"
@@ -81,21 +64,20 @@
 
 TEST_QEMUBOOT_TIMEOUT ?= "1000"
 TEST_TARGET ?= "qemu"
+TEST_QEMUPARAMS ?= ""
 
 TESTIMAGEDEPENDS = ""
 TESTIMAGEDEPENDS_append_qemuall = " qemu-native:do_populate_sysroot qemu-helper-native:do_populate_sysroot qemu-helper-native:do_addto_recipe_sysroot"
 TESTIMAGEDEPENDS += "${@bb.utils.contains('IMAGE_PKGTYPE', 'rpm', 'cpio-native:do_populate_sysroot', '', d)}"
-TESTIMAGEDEPENDS_append_qemuall = " ${@bb.utils.contains('IMAGE_PKGTYPE', 'rpm', 'cpio-native:do_populate_sysroot', '', d)}"
-TESTIMAGEDEPENDS_append_qemuall = " ${@bb.utils.contains('IMAGE_PKGTYPE', 'rpm', 'createrepo-c-native:do_populate_sysroot', '', d)}"
 TESTIMAGEDEPENDS += "${@bb.utils.contains('IMAGE_PKGTYPE', 'rpm', 'dnf-native:do_populate_sysroot', '', d)}"
+TESTIMAGEDEPENDS += "${@bb.utils.contains('IMAGE_PKGTYPE', 'rpm', 'createrepo-c-native:do_populate_sysroot', '', d)}"
 TESTIMAGEDEPENDS += "${@bb.utils.contains('IMAGE_PKGTYPE', 'ipk', 'opkg-utils-native:do_populate_sysroot package-index:do_package_index', '', d)}"
 TESTIMAGEDEPENDS += "${@bb.utils.contains('IMAGE_PKGTYPE', 'deb', 'apt-native:do_populate_sysroot  package-index:do_package_index', '', d)}"
-TESTIMAGEDEPENDS += "${@bb.utils.contains('IMAGE_PKGTYPE', 'rpm', 'createrepo-c-native:do_populate_sysroot', '', d)}"
 
 TESTIMAGELOCK = "${TMPDIR}/testimage.lock"
 TESTIMAGELOCK_qemuall = ""
 
-TESTIMAGE_DUMP_DIR ?= "/tmp/oe-saved-tests/"
+TESTIMAGE_DUMP_DIR ?= "${LOG_DIR}/runtime-hostdump/"
 
 TESTIMAGE_UPDATE_VARS ?= "DL_DIR WORKDIR DEPLOY_DIR"
 
@@ -219,12 +201,13 @@
     machine = d.getVar("MACHINE")
 
     # Get rootfs
-    fstypes = [fs for fs in d.getVar('IMAGE_FSTYPES').split(' ')
-                  if fs in supported_fstypes]
-    if not fstypes:
-        bb.fatal('Unsupported image type built. Add a comptible image to '
-                 'IMAGE_FSTYPES. Supported types: %s' %
-                 ', '.join(supported_fstypes))
+    fstypes = d.getVar('IMAGE_FSTYPES').split()
+    if d.getVar("TEST_TARGET") == "qemu":
+        fstypes = [fs for fs in fstypes if fs in supported_fstypes]
+        if not fstypes:
+            bb.fatal('Unsupported image type built. Add a comptible image to '
+                     'IMAGE_FSTYPES. Supported types: %s' %
+                     ', '.join(supported_fstypes))
     rootfs = '%s.%s' % (image_name, fstypes[0])
 
     # Get tmpdir (not really used, just for compatibility)
@@ -248,13 +231,11 @@
     boottime = int(d.getVar("TEST_QEMUBOOT_TIMEOUT"))
 
     # Get use_kvm
-    qemu_use_kvm = d.getVar("QEMU_USE_KVM")
-    if qemu_use_kvm and \
-       (d.getVar('MACHINE') in qemu_use_kvm.split() or \
-        oe.types.boolean(qemu_use_kvm) and 'x86' in machine):
-        kvm = True
-    else:
-        kvm = False
+    kvm = oe.types.qemu_use_kvm(d.getVar('QEMU_USE_KVM'), d.getVar('TARGET_ARCH'))
+
+    slirp = False
+    if d.getVar("QEMU_USE_SLIRP"):
+        slirp = True
 
     # TODO: We use the current implementatin of qemu runner because of
     # time constrains, qemu runner really needs a refactor too.
@@ -267,6 +248,8 @@
                       'boottime'    : boottime,
                       'bootlog'     : bootlog,
                       'kvm'         : kvm,
+                      'slirp'       : slirp,
+                      'dump_dir'    : d.getVar("TESTIMAGE_DUMP_DIR"),
                     }
 
     # TODO: Currently BBPATH is needed for custom loading of targets.
@@ -306,17 +289,12 @@
 
     package_extraction(d, tc.suites)
 
-    bootparams = None
-    if d.getVar('VIRTUAL-RUNTIME_init_manager', '') == 'systemd':
-        # Add systemd.log_level=debug to enable systemd debug logging
-        bootparams = 'systemd.log_target=console'
-
     results = None
     orig_sigterm_handler = signal.signal(signal.SIGTERM, sigterm_exception)
     try:
         # We need to check if runqemu ends unexpectedly
         # or if the worker send us a SIGTERM
-        tc.target.start(extra_bootparams=bootparams)
+        tc.target.start(params=d.getVar("TEST_QEMUPARAMS"))
         results = tc.runTests()
     except (RuntimeError, BlockingIOError) as err:
         if isinstance(err, RuntimeError):
diff --git a/poky/meta/classes/testsdk.bbclass b/poky/meta/classes/testsdk.bbclass
index 458c3f4..758a23a 100644
--- a/poky/meta/classes/testsdk.bbclass
+++ b/poky/meta/classes/testsdk.bbclass
@@ -14,218 +14,31 @@
 #
 # where "<image-name>" is an image like core-image-sato.
 
-def get_sdk_configuration(d, test_type):
-    import platform
-    from oeqa.utils.metadata import get_layers
-    configuration = {'TEST_TYPE': test_type,
-                    'MACHINE': d.getVar("MACHINE"),
-                    'SDKMACHINE': d.getVar("SDKMACHINE"),
-                    'IMAGE_BASENAME': d.getVar("IMAGE_BASENAME"),
-                    'IMAGE_PKGTYPE': d.getVar("IMAGE_PKGTYPE"),
-                    'STARTTIME': d.getVar("DATETIME"),
-                    'HOST_DISTRO': oe.lsb.distro_identifier().replace(' ', '-'),
-                    'LAYERS': get_layers(d.getVar("BBLAYERS"))}
-    return configuration
-get_sdk_configuration[vardepsexclude] = "DATETIME"
+TESTSDK_CLASS_NAME ?= "oeqa.sdk.testsdk.TestSDK"
+TESTSDKEXT_CLASS_NAME ?= "oeqa.sdkext.testsdk.TestSDKExt"
 
-def get_sdk_json_result_dir(d):
-    json_result_dir = os.path.join(d.getVar("LOG_DIR"), 'oeqa')
-    custom_json_result_dir = d.getVar("OEQA_JSON_RESULT_DIR")
-    if custom_json_result_dir:
-        json_result_dir = custom_json_result_dir
-    return json_result_dir
+def import_and_run(name, d):
+    import importlib
 
-def get_sdk_result_id(configuration):
-    return '%s_%s_%s_%s_%s' % (configuration['TEST_TYPE'], configuration['IMAGE_BASENAME'], configuration['SDKMACHINE'], configuration['MACHINE'], configuration['STARTTIME'])
+    class_name = d.getVar(name)
+    if class_name:
+        module, cls = class_name.rsplit('.', 1)
+        m = importlib.import_module(module)
+        c = getattr(m, cls)()
+        c.run(d)
+    else:
+        bb.warn('No tests were run because %s did not define a class' % name)
 
-def testsdk_main(d):
-    import os
-    import subprocess
-    import json
-    import logging
-
-    from bb.utils import export_proxies
-    from oeqa.sdk.context import OESDKTestContext, OESDKTestContextExecutor
-    from oeqa.utils import make_logger_bitbake_compatible
-
-    pn = d.getVar("PN")
-    logger = make_logger_bitbake_compatible(logging.getLogger("BitBake"))
-
-    # sdk use network for download projects for build
-    export_proxies(d)
-
-    tcname = d.expand("${SDK_DEPLOY}/${TOOLCHAIN_OUTPUTNAME}.sh")
-    if not os.path.exists(tcname):
-        bb.fatal("The toolchain %s is not built. Build it before running the tests: 'bitbake <image> -c populate_sdk' ." % tcname)
-
-    tdname = d.expand("${SDK_DEPLOY}/${TOOLCHAIN_OUTPUTNAME}.testdata.json")
-    test_data = json.load(open(tdname, "r"))
-
-    target_pkg_manifest = OESDKTestContextExecutor._load_manifest(
-        d.expand("${SDK_DEPLOY}/${TOOLCHAIN_OUTPUTNAME}.target.manifest"))
-    host_pkg_manifest = OESDKTestContextExecutor._load_manifest(
-        d.expand("${SDK_DEPLOY}/${TOOLCHAIN_OUTPUTNAME}.host.manifest"))
-
-    processes = d.getVar("TESTIMAGE_NUMBER_THREADS") or d.getVar("BB_NUMBER_THREADS")
-    if processes:
-        try:
-            import testtools, subunit
-        except ImportError:
-            bb.warn("Failed to import testtools or subunit, the testcases will run serially")
-            processes = None
-
-    sdk_dir = d.expand("${WORKDIR}/testimage-sdk/")
-    bb.utils.remove(sdk_dir, True)
-    bb.utils.mkdirhier(sdk_dir)
-    try:
-        subprocess.check_output("cd %s; %s <<EOF\n./\nY\nEOF" % (sdk_dir, tcname), shell=True)
-    except subprocess.CalledProcessError as e:
-        bb.fatal("Couldn't install the SDK:\n%s" % e.output.decode("utf-8"))
-
-    fail = False
-    sdk_envs = OESDKTestContextExecutor._get_sdk_environs(sdk_dir)
-    for s in sdk_envs:
-        sdk_env = sdk_envs[s]
-        bb.plain("SDK testing environment: %s" % s)
-        tc = OESDKTestContext(td=test_data, logger=logger, sdk_dir=sdk_dir,
-            sdk_env=sdk_env, target_pkg_manifest=target_pkg_manifest,
-            host_pkg_manifest=host_pkg_manifest)
-
-        try:
-            tc.loadTests(OESDKTestContextExecutor.default_cases)
-        except Exception as e:
-            import traceback
-            bb.fatal("Loading tests failed:\n%s" % traceback.format_exc())
-
-        if processes:
-            result = tc.runTests(processes=int(processes))
-        else:
-            result = tc.runTests()
-
-        component = "%s %s" % (pn, OESDKTestContextExecutor.name)
-        context_msg = "%s:%s" % (os.path.basename(tcname), os.path.basename(sdk_env))
-        configuration = get_sdk_configuration(d, 'sdk')
-        result.logDetails(get_sdk_json_result_dir(d),
-                          configuration,
-                          get_sdk_result_id(configuration))
-        result.logSummary(component, context_msg)
-
-        if not result.wasSuccessful():
-            fail = True
-
-    if fail:
-        bb.fatal("%s - FAILED - check the task log and the commands log" % pn)
-  
-testsdk_main[vardepsexclude] =+ "BB_ORIGENV"
+import_and_run[vardepsexclude] = "DATETIME BB_ORIGENV"
 
 python do_testsdk() {
-    testsdk_main(d)
+    import_and_run('TESTSDK_CLASS_NAME', d)
 }
 addtask testsdk
 do_testsdk[nostamp] = "1"
 
-def testsdkext_main(d):
-    import os
-    import json
-    import subprocess
-    import logging
-
-    from bb.utils import export_proxies
-    from oeqa.utils import avoid_paths_in_environ, make_logger_bitbake_compatible, subprocesstweak
-    from oeqa.sdkext.context import OESDKExtTestContext, OESDKExtTestContextExecutor
-
-    pn = d.getVar("PN")
-    logger = make_logger_bitbake_compatible(logging.getLogger("BitBake"))
-
-    # extensible sdk use network
-    export_proxies(d)
-
-    subprocesstweak.errors_have_output()
-
-    # extensible sdk can be contaminated if native programs are
-    # in PATH, i.e. use perl-native instead of eSDK one.
-    paths_to_avoid = [d.getVar('STAGING_DIR'),
-                      d.getVar('BASE_WORKDIR')]
-    os.environ['PATH'] = avoid_paths_in_environ(paths_to_avoid)
-
-    tcname = d.expand("${SDK_DEPLOY}/${TOOLCHAINEXT_OUTPUTNAME}.sh")
-    if not os.path.exists(tcname):
-        bb.fatal("The toolchain ext %s is not built. Build it before running the" \
-                 " tests: 'bitbake <image> -c populate_sdk_ext' ." % tcname)
-
-    tdname = d.expand("${SDK_DEPLOY}/${TOOLCHAINEXT_OUTPUTNAME}.testdata.json")
-    test_data = json.load(open(tdname, "r"))
-
-    target_pkg_manifest = OESDKExtTestContextExecutor._load_manifest(
-        d.expand("${SDK_DEPLOY}/${TOOLCHAINEXT_OUTPUTNAME}.target.manifest"))
-    host_pkg_manifest = OESDKExtTestContextExecutor._load_manifest(
-        d.expand("${SDK_DEPLOY}/${TOOLCHAINEXT_OUTPUTNAME}.host.manifest"))
-
-    sdk_dir = d.expand("${WORKDIR}/testsdkext/")
-    bb.utils.remove(sdk_dir, True)
-    bb.utils.mkdirhier(sdk_dir)
-    try:
-        subprocess.check_output("%s -y -d %s" % (tcname, sdk_dir), shell=True)
-    except subprocess.CalledProcessError as e:
-        msg = "Couldn't install the extensible SDK:\n%s" % e.output.decode("utf-8")
-        logfn = os.path.join(sdk_dir, 'preparing_build_system.log')
-        if os.path.exists(logfn):
-            msg += '\n\nContents of preparing_build_system.log:\n'
-            with open(logfn, 'r') as f:
-                for line in f:
-                    msg += line
-        bb.fatal(msg)
-
-    fail = False
-    sdk_envs = OESDKExtTestContextExecutor._get_sdk_environs(sdk_dir)
-    for s in sdk_envs:
-        bb.plain("Extensible SDK testing environment: %s" % s)
-
-        sdk_env = sdk_envs[s]
-
-        # Use our own SSTATE_DIR and DL_DIR so that updates to the eSDK come from our sstate cache
-        # and we don't spend hours downloading kernels for the kernel module test
-        # Abuse auto.conf since local.conf would be overwritten by the SDK
-        with open(os.path.join(sdk_dir, 'conf', 'auto.conf'), 'a+') as f:
-            f.write('SSTATE_MIRRORS += " \\n file://.* file://%s/PATH"\n' % test_data.get('SSTATE_DIR'))
-            f.write('SOURCE_MIRROR_URL = "file://%s"\n' % test_data.get('DL_DIR'))
-            f.write('INHERIT += "own-mirrors"\n')
-            f.write('PREMIRRORS_prepend = " git://git.yoctoproject.org/.* git://%s/git2/git.yoctoproject.org.BASENAME \\n "\n' % test_data.get('DL_DIR'))
-
-        # We need to do this in case we have a minimal SDK
-        subprocess.check_output(". %s > /dev/null; devtool sdk-install meta-extsdk-toolchain" % \
-                sdk_env, cwd=sdk_dir, shell=True, stderr=subprocess.STDOUT)
-
-        tc = OESDKExtTestContext(td=test_data, logger=logger, sdk_dir=sdk_dir,
-            sdk_env=sdk_env, target_pkg_manifest=target_pkg_manifest,
-            host_pkg_manifest=host_pkg_manifest)
-
-        try:
-            tc.loadTests(OESDKExtTestContextExecutor.default_cases)
-        except Exception as e:
-            import traceback
-            bb.fatal("Loading tests failed:\n%s" % traceback.format_exc())
-
-        result = tc.runTests()
-
-        component = "%s %s" % (pn, OESDKExtTestContextExecutor.name)
-        context_msg = "%s:%s" % (os.path.basename(tcname), os.path.basename(sdk_env))
-        configuration = get_sdk_configuration(d, 'sdkext')
-        result.logDetails(get_sdk_json_result_dir(d),
-                          configuration,
-                          get_sdk_result_id(configuration))
-        result.logSummary(component, context_msg)
-
-        if not result.wasSuccessful():
-            fail = True
-
-    if fail:
-        bb.fatal("%s - FAILED - check the task log and the commands log" % pn)
-
-testsdkext_main[vardepsexclude] =+ "BB_ORIGENV"
-
 python do_testsdkext() {
-    testsdkext_main(d)
+    import_and_run('TESTSDKEXT_CLASS_NAME', d)
 }
 addtask testsdkext
 do_testsdkext[nostamp] = "1"
diff --git a/poky/meta/classes/toolchain-scripts.bbclass b/poky/meta/classes/toolchain-scripts.bbclass
index 6d1ba69..1a2ec4f 100644
--- a/poky/meta/classes/toolchain-scripts.bbclass
+++ b/poky/meta/classes/toolchain-scripts.bbclass
@@ -128,30 +128,30 @@
 	touch $relocate_script
 
 	cat >> $relocate_script <<EOF
-# Source top-level SDK env scripts in case they are needed for the relocate
-# scripts.
-for env_setup_script in ${env_dir}/environment-setup-*; do
-    . \$env_setup_script
-    status=\$?
-    if [ \$status != 0 ]; then
-        echo "\$0: Failed to source \$env_setup_script with status \$status"
-        exit \$status
-    fi
-done
-
 if [ -d "${SDKPATHNATIVE}/post-relocate-setup.d/" ]; then
-    for s in ${SDKPATHNATIVE}/post-relocate-setup.d/*; do
-        if [ ! -x \$s ]; then
-            continue
-        fi
-        \$s "\$1"
-        status=\$?
-        if [ \$status != 0 ]; then
-            echo "post-relocate command \"\$s \$1\" failed with status \$status" >&2
-            exit \$status
-        fi
-    done
-    rm -rf "${SDKPATHNATIVE}/post-relocate-setup.d"
+	# Source top-level SDK env scripts in case they are needed for the relocate
+	# scripts.
+	for env_setup_script in ${env_dir}/environment-setup-*; do
+		. \$env_setup_script
+		status=\$?
+		if [ \$status != 0 ]; then
+			echo "\$0: Failed to source \$env_setup_script with status \$status"
+			exit \$status
+		fi
+
+		for s in ${SDKPATHNATIVE}/post-relocate-setup.d/*; do
+			if [ ! -x \$s ]; then
+				continue
+			fi
+			\$s "\$1"
+			status=\$?
+			if [ \$status != 0 ]; then
+				echo "post-relocate command \"\$s \$1\" failed with status \$status" >&2
+				exit \$status
+			fi
+		done
+	done
+	rm -rf "${SDKPATHNATIVE}/post-relocate-setup.d"
 fi
 EOF
 }
diff --git a/poky/meta/classes/update-alternatives.bbclass b/poky/meta/classes/update-alternatives.bbclass
index aa01058..a7f1a6f 100644
--- a/poky/meta/classes/update-alternatives.bbclass
+++ b/poky/meta/classes/update-alternatives.bbclass
@@ -143,7 +143,7 @@
             if not alt_link:
                 alt_link = "%s/%s" % (d.getVar('bindir'), alt_name)
                 d.setVarFlag('ALTERNATIVE_LINK_NAME', alt_name, alt_link)
-            if alt_link.startswith(os.path.join(d.getVar('sysconfdir', True), 'init.d')):
+            if alt_link.startswith(os.path.join(d.getVar('sysconfdir'), 'init.d')):
                 # Managing init scripts does not work (bug #10433), foremost
                 # because of a race with update-rc.d
                 bb.fatal("Using update-alternatives for managing SysV init scripts is not supported")
diff --git a/poky/meta/classes/useradd-staticids.bbclass b/poky/meta/classes/useradd-staticids.bbclass
index 64bf6dc..70d59e5 100644
--- a/poky/meta/classes/useradd-staticids.bbclass
+++ b/poky/meta/classes/useradd-staticids.bbclass
@@ -59,8 +59,8 @@
     # Paths are resolved via BBPATH.
     def get_table_list(d, var, default):
         files = []
-        bbpath = d.getVar('BBPATH', True)
-        tables = d.getVar(var, True)
+        bbpath = d.getVar('BBPATH')
+        tables = d.getVar(var)
         if not tables:
             tables = default
         for conf_file in tables.split():