With CONFIG_UNWINDER_ORC (the default in 4.14), objtool is required for
out-of-tree modules to be able to generate object files.

For instance, meta-skeleton/hello-mod fails with:
    | make[3]: *** No rule to make target 'tools/objtool/objtool', needed by ...

Signed-off-by: Justin Bronder <jsbron...@cold-front.org>
---
 meta/classes/kernel.bbclass | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/meta/classes/kernel.bbclass b/meta/classes/kernel.bbclass
index 943938df0e..5cdff581ef 100644
--- a/meta/classes/kernel.bbclass
+++ b/meta/classes/kernel.bbclass
@@ -479,6 +479,13 @@ do_shared_workdir () {
                mkdir -p $kerneldir/arch/${ARCH}/include/generated/
                cp -fR arch/${ARCH}/include/generated/* 
$kerneldir/arch/${ARCH}/include/generated/
        fi
+
+       # 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
 }
 
 # We don't need to stage anything, not the modules/firmware since those would 
clash with linux-firmware
-- 
2.13.6

-- 
_______________________________________________
Openembedded-core mailing list
Openembedded-core@lists.openembedded.org
http://lists.openembedded.org/mailman/listinfo/openembedded-core

Reply via email to