2 files changed, 11 insertions, 2 deletions

diff --git a/meta/classes/kernel-arch.bbclass b/meta/classes/kernel-arch.bbclass
index 4cd08b96fb..0a79dea0af 100644
--- a/meta/classes/kernel-arch.bbclass
+++ b/meta/classes/kernel-arch.bbclass
@@ -66,3 +66,10 @@ KERNEL_LD = "${CCACHE}${HOST_PREFIX}ld.bfd ${HOST_LD_KERNEL_ARCH}"
 KERNEL_AR = "${CCACHE}${HOST_PREFIX}ar ${HOST_AR_KERNEL_ARCH}"
 TOOLCHAIN ?= "gcc"
 
+# 6.3+ requires the variable LOCALVERSION to be set to not get a "+" in
+# the local version. Having it empty means nothing will be added, and any
+# value will be appended to the local kernel version. This replaces the
+# use of .scmversion file for setting a localversion without using
+# the CONFIG_LOCALVERSION option.
+KERNEL_LOCALVERSION ??= ""
+export LOCALVERSION ?= "${KERNEL_LOCALVERSION}"
diff --git a/meta/classes/kernel.bbclass b/meta/classes/kernel.bbclass
index 80fb1879b0..940f1a3cf4 100644
--- a/meta/classes/kernel.bbclass
+++ b/meta/classes/kernel.bbclass
@@ -418,7 +418,7 @@ do_compile_kernelmodules() {
         if (grep -q -i -e '^CONFIG_MODULES=y$' ${B}/.config); then
                 oe_runmake -C ${B} ${PARALLEL_MAKE} modules ${KERNEL_EXTRA_ARGS}
 
-                # Module.symvers gets updated during the 
+                # Module.symvers gets updated during the
                 # building of the kernel modules. We need to
                 # update this in the shared workdir since some
                 # external kernel modules has a dependency on
@@ -614,7 +614,6 @@ do_shared_workdir () {
 # We don't need to stage anything, not the modules/firmware since those would clash with linux-firmware
 SYSROOT_DIRS = ""
 
-KERNEL_LOCALVERSION ??= ""
 KERNEL_CONFIG_COMMAND ?= "oe_runmake_call -C ${S} O=${B} olddefconfig || oe_runmake -C ${S} O=${B} oldnoconfig"
 
 python check_oldest_kernel() {
@@ -636,6 +635,9 @@ kernel_do_configure() {
         # $ scripts/setlocalversion . => +
         # $ make kernelversion => 2.6.37
         # $ make kernelrelease => 2.6.37+
+        # See kernel-arch.bbclass for post v6.3 removal of the extra
+        # + in localversion. .scmversion is no longer used, and the
+        # variable LOCALVERSION must be used
         if [ ! -e ${B}/.scmversion -a ! -e ${S}/.scmversion ]; then
                 echo ${KERNEL_LOCALVERSION} > ${B}/.scmversion
                 echo ${KERNEL_LOCALVERSION} > ${S}/.scmversion