Re: vdso_standalone_test_x86.c build failure on Linus' tree

From: Josh Boyer
Date: Wed Oct 08 2014 - 17:21:57 EST

On Wed, Oct 8, 2014 at 5:09 PM, Chuck Ebbert <cebbert.lkml@xxxxxxxxx> wrote:
> On Wed, 08 Oct 2014 13:55:00 -0700
> "H. Peter Anvin" <hpa@xxxxxxxxx> wrote:
>> On 10/08/2014 01:46 PM, Chuck Ebbert wrote:
>> >
>> > Fedora doesn't cross-compile i686 builds because of problems like
>> > this. It sets up an i386 chroot and runs all native tools inside of
>> > it.
>> >
>> Breaking cross-compilation is not okay, though, regardless of what
>> Fedora does. It should be okay to, for example, build an i386 kernel on
>> an ARM box.
> I think they tried that for a while, and ended up chasing compiler
> and makefile bugs all day. And then there's the software that wants
> to run self-tests as part of its build...

The Fedora kernel package cross builds the other way (ARM on i386)
just fine. It might build ARM->i386 as well, but that's less useful.
At any rate, Peter is talking about the kernel, not software in

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