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-rw-r--r--meta/recipes-core/udev/udev/udev-cache6
1 files changed, 6 insertions, 0 deletions
diff --git a/meta/recipes-core/udev/udev/udev-cache b/meta/recipes-core/udev/udev/udev-cache
index 8a84fa9dc8..db5a513e14 100644
--- a/meta/recipes-core/udev/udev/udev-cache
+++ b/meta/recipes-core/udev/udev/udev-cache
@@ -15,8 +15,14 @@ export TZ=/etc/localtime
[ -x @UDEVD@ ] || exit 1
[ -d /sys/class ] || exit 1
+[ -f /etc/default/rcS ] && . /etc/default/rcS
[ -f /etc/default/udev-cache ] && . /etc/default/udev-cache
+if [ "$ROOTFS_READ_ONLY" = "yes" ]; then
+ [ "$VERBOSE" != "no" ] && echo "udev-cache: read-only rootfs, skip generating udev-cache"
+ exit 0
+fi
+
if [ "$DEVCACHE" != "" -a -e /dev/shm/udev.cache ]; then
echo "Populating dev cache"
(cd /; tar cf "$DEVCACHE" dev)