040000 tree 21f13c7889812f74ea0124ac94faffc5a4cd04d4	arch
040000 tree 8a742a3452b9c988a5ad6b90d8b8ab438d3cf699	drivers
040000 tree 046ab02c6a542f3e624bd8d9bffe1ae42e2601d5	include
040000 tree 10354fdbcfe866e2322693544f89e97f8551ff47	net
040000 tree 094a06cd59dda2164937e3f7422dbd0ab72966f2	sound