the //kernel/linux-4.19 kernel is not the final codes used to
generate linux kernel image, it is patched before compile.
so we should use the patched kernel source to generate uapi
header files.
Signed-off-by: NCaoruihong <crh.cao@huawei.com>
Change-Id: Id229522e2d10a4960ca010a2742bf2ca4cc9264c