Re: [Xen-devel] [PATCH] stubdom: disable parallel build

[Olaf Hering <olaf@xxxxxxxxx>]

On Tue, Jul 31, Ian Campbell wrote:

> On Mon, 2012-07-30 at 17:35 +0100, Olaf Hering wrote:
> > # HG changeset patch
> > # User Olaf Hering <olaf@xxxxxxxxx>
> > # Date 1343666089 -7200
> > # Node ID ccbebdbe44da0460408172338af9daab31e56788
> > # Parent  db8adce4f09307a90f96103f7fd67efa97fc9ac0
> > stubdom: disable parallel build
> > 
> > Recently I changed my rpm xen.spec file from doing
> > 'make -C tools -j N && make stubdom' to 'make -j N stubdom' because
> > stubdom depends on tools, so both get built.
> > The result was the failure below.
> 
> I always do -j12 builds of the stubdom sub=tree and I don't see
> parallelisation issues. The stubdom build is pretty big and time
> consuming so it would be a shame to needlessly linearise it.

Is it always a clean build?
For me nothing in stubdom is built in parallel, if I interpret the
repated output of 'ps fax' right.

Olaf

> > make[2]: *** INTERNAL: readdir: Bad file descriptor
> 
> This is an internal error inside make? That's surely more critical than
> any problem with our build system and needs to be solved before adding
> workarounds to our tree.

Perhaps there is an issue, yes. I will see if I find something.

Olaf

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