This is required during early boot in the extroot setup phase to support
loading kmods from the overlay that depend on kmods on the rom partition.
The subsequent mount_root updates will use the LD_LIBRARY_PATH env
variable to pass kmod directories to kmodloader.
Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
Backport of r42813, r44533
git-svn-id: svn://svn.openwrt.org/openwrt/branches/barrier_breaker@44536 3c298f89-4303-0410-b956-a3cf2f4a3e73