classes: image_types_ostree: use locking during OSTree repo update

The OSTree repository might be shared accross several individual
OSTree builders. Use bitbakes lockfiles mechanism to lock the
OSTree for exclusive use.

Signed-off-by: Stefan Agner <stefan.agner@toradex.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/classes/image_types_ostree.bbclass b/classes/image_types_ostree.bbclass
index d74b7ae..d2feb50 100644
--- a/classes/image_types_ostree.bbclass
+++ b/classes/image_types_ostree.bbclass
@@ -7,6 +7,7 @@ do_image_ostree[depends] += "ostree-native:do_populate_sysroot \
                         virtual/kernel:do_deploy \
                         ${INITRAMFS_IMAGE}:do_image_complete \
 "
+do_image_ostree[lockfiles] += "${OSTREE_REPO}/ostree.lock"
 
 export OSTREE_REPO
 export OSTREE_BRANCHNAME