Yocto 2.3

Move OpenBMC to Yocto 2.3(pyro).

Tested: Built and verified Witherspoon and Palmetto images
Change-Id: I50744030e771f4850afc2a93a10d3507e76d36bc
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
Resolves: openbmc/openbmc#2461
diff --git a/import-layers/yocto-poky/meta/recipes-kernel/linux/linux-yocto.inc b/import-layers/yocto-poky/meta/recipes-kernel/linux/linux-yocto.inc
index 09cd1f1..637506a 100644
--- a/import-layers/yocto-poky/meta/recipes-kernel/linux/linux-yocto.inc
+++ b/import-layers/yocto-poky/meta/recipes-kernel/linux/linux-yocto.inc
@@ -12,9 +12,9 @@
 # PREFERRED_PROVIDER for virtual/kernel. This avoids network access required
 # by the use of AUTOREV SRCREVs, which are the default for this recipe.
 python () {
-    if d.getVar("PREFERRED_PROVIDER_virtual/kernel", True) != d.getVar("PN", True):
+    if d.getVar("PREFERRED_PROVIDER_virtual/kernel") != d.getVar("PN"):
         d.delVar("BB_DONT_CACHE")
-        raise bb.parse.SkipPackage("Set PREFERRED_PROVIDER_virtual/kernel to %s to enable it" % (d.getVar("PN", True)))
+        raise bb.parse.SkipPackage("Set PREFERRED_PROVIDER_virtual/kernel to %s to enable it" % (d.getVar("PN")))
 }
 
 DEPENDS += "xz-native bc-native"
@@ -65,6 +65,5 @@
 
 # extra tasks
 addtask kernel_version_sanity_check after do_kernel_metadata do_kernel_checkout before do_compile
-addtask kernel_link_images after do_compile before do_strip
 addtask validate_branches before do_patch after do_kernel_checkout
 addtask kernel_configcheck after do_configure before do_compile