[Buildroot] [PATCH 00/15 v2] fs: support parallel filesystems build

[Matthew Weber]

Yann,

On Mon, Feb 5, 2018 at 9:42 AM, Yann E. MORIN <yann.morin.1998 at free.fr> wrote:
> Hello All!
>
> TL;DR: filsystems are not parallel-safe, so we generate an intermediate
> tarball from target/, which then serves as input for the various
> filesystems; we also run pre-gen hooks under fakeroot, and get rid of
> post-fs package-provided hooks.
>

I ran a build using master with this patchset to create a tar, romfs,
cpio gz uboot, and squashfs gz compressed images.  Once that initial
build completed, I enabled the existing parallel build option and
observed my filesystems being re-created in parallel (used -j 6).

Tested-by: Matt Weber <matthew.weber at rockwellcollins.com>