The change has been compile-tested against the following vanilla kernels
- linux-3.18.130.tar.xz
- linux-4.14.90.tar.xz
- linux-4.19.9.tar.xz
- linux-4.9.146.tar.xz
Run tested with QEMU malta/be with kernel 4.9.146
Signed-off-by: Yousong Zhou <yszhou4tech@gmail.com>