1 files changed, 9 insertions, 0 deletions

diff --git a/meta/classes/kernel.bbclass b/meta/classes/kernel.bbclass
index a5b1df1b0d..9da9818962 100644
--- a/meta/classes/kernel.bbclass
+++ b/meta/classes/kernel.bbclass
@@ -487,6 +487,15 @@ do_shared_workdir () {
                 mkdir -p $kerneldir/arch/${ARCH}/include/generated/
                 cp -fR arch/${ARCH}/include/generated/* $kerneldir/arch/${ARCH}/include/generated/
         fi
+
+        if (grep -q -i -e '^CONFIG_UNWINDER_ORC=y$' $kerneldir/.config); then
+                # With CONFIG_UNWINDER_ORC (the default in 4.14), objtool is required for
+                # out-of-tree modules to be able to generate object files.
+                if [ -x tools/objtool/objtool ]; then
+                        mkdir -p ${kerneldir}/tools/objtool
+                        cp tools/objtool/objtool ${kerneldir}/tools/objtool/
+                fi
+        fi
 }
 
 # We don't need to stage anything, not the modules/firmware since those would clash with linux-firmware