Switch comments to kernel style + limit to 80 cols
Switch comments to kernel style + limit to 80 cols

Cyan4973/zstd,Majlen/zstd,Cyan4973/zstd,Cyan4973/zstd,Cyan4973/zstd,Majlen/zstd,Cyan4973/zstd,Majlen/zstd,Majlen/zstd