Re: [LinuxBIOS] State of the buildrom

[Myles Watson]

> Optimizations:  There are always things we can do to clean up - add -j N
>
> support for make, reduce memory usage, avoid stupid gmake tricks and the
> like.  I think things are stable enough in the core that we can start to
> twist some knobs without blowing everything up.

This patch adds -jN support to speed builds.  It passes it as an
argument to make for the kernel and uClibc.  It breaks the build for
busybox, so it isn't passed there.

The default is -j1, or the status quo.

Signed-off-by: Myles Watson