From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
To: buildroot@busybox.net
Subject: [Buildroot] Parallel top-level make and multiple rootfs types
Date: Sat, 4 Nov 2017 23:05:58 +0100 [thread overview]
Message-ID: <20171104230558.4e785082@windsurf> (raw)
In-Reply-To: <32f8ab99-e828-f276-fc5a-61f9955db8cc@mind.be>
Hello,
On Sat, 4 Nov 2017 21:56:58 +0100, Arnout Vandecappelle wrote:
> > can I disable parallel execution of the rootfs-* build steps while still
> > building everything up to target-finalize in parallel?
>
> No, that's not possible with make. I don't know if Thomas has already thought
> about this aspect of top-level parallel...
No, I haven't thought about this aspect of top-level parallel build.
> I think the solution is to change the way we build the rootfs: instead of doing
> the fakeroot steps over and over again, do it once, save with the -s option, and
> then do the individual filesystems in a separate (readonly) fakeroot with -i to
> read the previously created fakeroot file.
I think Yann did some work in terms of parallel generation of
filesystem images, but I'm not sure exactly what he did :)
Thomas
--
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
next prev parent reply other threads:[~2017-11-04 22:05 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-25 23:10 [Buildroot] Parallel top-level make and multiple rootfs types Jan Kundrát
2017-11-02 18:27 ` Jan Kundrát
2017-11-04 20:56 ` Arnout Vandecappelle
2017-11-04 22:05 ` Thomas Petazzoni [this message]
2017-11-05 8:41 ` Yann E. MORIN
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