All postinstalls should run on host
http://git.yoctoproject.org/cgit.cgi/poky/commit/?id=6cec82faf6d7bafaca31938521c885d1b14040b5 http://git.yoctoproject.org/cgit.cgi/poky/commit/?id=f3df2542dd65cd6be3ca611fdf1ae7b0845d0f08