diff --git a/poky/scripts/lib/devtool/deploy.py b/poky/scripts/lib/devtool/deploy.py
index b1749ce..e5af2c9 100644
--- a/poky/scripts/lib/devtool/deploy.py
+++ b/poky/scripts/lib/devtool/deploy.py
@@ -177,13 +177,19 @@
                         rd.getVar('base_libdir'), rd)
 
         filelist = []
+        inodes = set({})
         ftotalsize = 0
         for root, _, files in os.walk(recipe_outdir):
             for fn in files:
+                fstat = os.lstat(os.path.join(root, fn))
                 # Get the size in kiB (since we'll be comparing it to the output of du -k)
                 # MUST use lstat() here not stat() or getfilesize() since we don't want to
                 # dereference symlinks
-                fsize = int(math.ceil(float(os.lstat(os.path.join(root, fn)).st_size)/1024))
+                if fstat.st_ino in inodes:
+                    fsize = 0
+                else:
+                    fsize = int(math.ceil(float(fstat.st_size)/1024))
+                inodes.add(fstat.st_ino)
                 ftotalsize += fsize
                 # The path as it would appear on the target
                 fpath = os.path.join(destdir, os.path.relpath(root, recipe_outdir), fn)
diff --git a/poky/scripts/lib/devtool/standard.py b/poky/scripts/lib/devtool/standard.py
index bab644b..d140b97 100644
--- a/poky/scripts/lib/devtool/standard.py
+++ b/poky/scripts/lib/devtool/standard.py
@@ -1711,7 +1711,7 @@
 
 def _guess_recipe_update_mode(srctree, rdata):
     """Guess the recipe update mode to use"""
-    src_uri = (rdata.getVar('SRC_URI', False) or '').split()
+    src_uri = (rdata.getVar('SRC_URI') or '').split()
     git_uris = [uri for uri in src_uri if uri.startswith('git://')]
     if not git_uris:
         return 'patch'
diff --git a/poky/scripts/lib/wic/ksparser.py b/poky/scripts/lib/wic/ksparser.py
index 3453d9c..913e328 100644
--- a/poky/scripts/lib/wic/ksparser.py
+++ b/poky/scripts/lib/wic/ksparser.py
@@ -51,11 +51,11 @@
     def error(self, message):
         raise ArgumentError(None, message)
 
-def sizetype(default):
+def sizetype(default, size_in_bytes=False):
     def f(arg):
         """
         Custom type for ArgumentParser
-        Converts size string in <num>[K|k|M|G] format into the integer value
+        Converts size string in <num>[S|s|K|k|M|G] format into the integer value
         """
         try:
             suffix = default
@@ -67,12 +67,20 @@
             except ValueError:
                 raise ArgumentTypeError("Invalid size: %r" % arg)
 
+
+        if size_in_bytes:
+            if suffix == 's' or suffix == 'S':
+                return size * 512
+            mult = 1024
+        else:
+            mult = 1
+
         if suffix == "k" or suffix == "K":
-            return size
+            return size * mult
         if suffix == "M":
-            return size * 1024
+            return size * mult * 1024
         if suffix == "G":
-            return size * 1024 * 1024
+            return size * mult * 1024 * 1024
 
         raise ArgumentTypeError("Invalid size: %r" % arg)
     return f
@@ -141,7 +149,7 @@
         part.add_argument('mountpoint', nargs='?')
         part.add_argument('--active', action='store_true')
         part.add_argument('--align', type=int)
-        part.add_argument('--offset', type=sizetype("K"))
+        part.add_argument('--offset', type=sizetype("K", True))
         part.add_argument('--exclude-path', nargs='+')
         part.add_argument('--include-path', nargs='+', action='append')
         part.add_argument('--change-directory')
diff --git a/poky/scripts/lib/wic/misc.py b/poky/scripts/lib/wic/misc.py
index 91975ba..4b08d64 100644
--- a/poky/scripts/lib/wic/misc.py
+++ b/poky/scripts/lib/wic/misc.py
@@ -138,8 +138,9 @@
     if pseudo:
         cmd_and_args = pseudo + cmd_and_args
 
-    native_paths = "%s/sbin:%s/usr/sbin:%s/usr/bin" % \
-                   (native_sysroot, native_sysroot, native_sysroot)
+    native_paths = "%s/sbin:%s/usr/sbin:%s/usr/bin:%s/bin" % \
+                   (native_sysroot, native_sysroot,
+                    native_sysroot, native_sysroot)
 
     native_cmd_and_args = "export PATH=%s:$PATH;%s" % \
                    (native_paths, cmd_and_args)
diff --git a/poky/scripts/lib/wic/plugins/imager/direct.py b/poky/scripts/lib/wic/plugins/imager/direct.py
index 2f01999..55db826 100644
--- a/poky/scripts/lib/wic/plugins/imager/direct.py
+++ b/poky/scripts/lib/wic/plugins/imager/direct.py
@@ -429,14 +429,14 @@
                     self.offset += align_sectors
 
             if part.offset is not None:
-                offset = (part.offset * 1024) // self.sector_size
+                offset = part.offset // self.sector_size
 
-                if offset * self.sector_size != part.offset * 1024:
-                    raise WicError("Could not place %s%s at offset %dK with sector size %d" % (part.disk, self.numpart, part.offset, self.sector_size))
+                if offset * self.sector_size != part.offset:
+                    raise WicError("Could not place %s%s at offset %d with sector size %d" % (part.disk, self.numpart, part.offset, self.sector_size))
 
                 delta = offset - self.offset
                 if delta < 0:
-                    raise WicError("Could not place %s%s at offset %dK: next free sector is %d (delta: %d)" % (part.disk, self.numpart, part.offset, self.offset, delta))
+                    raise WicError("Could not place %s%s at offset %d: next free sector is %d (delta: %d)" % (part.disk, self.numpart, part.offset, self.offset, delta))
 
                 logger.debug("Skipping %d sectors to place %s%s at offset %dK",
                              delta, part.disk, self.numpart, part.offset)
diff --git a/poky/scripts/lib/wic/plugins/source/bootimg-efi.py b/poky/scripts/lib/wic/plugins/source/bootimg-efi.py
index 14c1723..cdc7254 100644
--- a/poky/scripts/lib/wic/plugins/source/bootimg-efi.py
+++ b/poky/scripts/lib/wic/plugins/source/bootimg-efi.py
@@ -212,8 +212,8 @@
         except KeyError:
             raise WicError("bootimg-efi requires a loader, none specified")
 
-        if get_bitbake_var("IMAGE_BOOT_FILES") is None:
-            logger.debug('No boot files defined in IMAGE_BOOT_FILES')
+        if get_bitbake_var("IMAGE_EFI_BOOT_FILES") is None:
+            logger.debug('No boot files defined in IMAGE_EFI_BOOT_FILES')
         else:
             boot_files = None
             for (fmt, id) in (("_uuid-%s", part.uuid), ("_label-%s", part.label), (None, None)):
@@ -222,7 +222,7 @@
                 else:
                     var = ""
 
-                boot_files = get_bitbake_var("IMAGE_BOOT_FILES" + var)
+                boot_files = get_bitbake_var("IMAGE_EFI_BOOT_FILES" + var)
                 if boot_files:
                     break
 
@@ -292,7 +292,7 @@
             (staging_kernel_dir, kernel, hdddir, kernel)
         exec_cmd(install_cmd)
 
-        if get_bitbake_var("IMAGE_BOOT_FILES"):
+        if get_bitbake_var("IMAGE_EFI_BOOT_FILES"):
             for src_path, dst_path in cls.install_task:
                 install_cmd = "install -m 0644 -D %s %s" \
                               % (os.path.join(kernel_dir, src_path),