linux-kernel - Re: vdso_standalone_test_x86.c build failure on Linus' tree

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Date:	Wed, 8 Oct 2014 16:09:56 -0500
From:	Chuck Ebbert <cebbert.lkml@...il.com>
To:	"H. Peter Anvin" <hpa@...or.com>
Cc:	Andy Lutomirski <luto@...capital.net>,
	Josh Boyer <jwboyer@...oraproject.org>,
	Peter Foley <pefoley2@...oley.com>,
	Randy Dunlap <rdunlap@...radead.org>,
	Jiri Kosina <jkosina@...e.cz>,
	"Linux-Kernel@...r. Kernel. Org" <linux-kernel@...r.kernel.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: vdso_standalone_test_x86.c build failure on Linus' tree

On Wed, 08 Oct 2014 13:55:00 -0700
"H. Peter Anvin" <hpa@...or.com> 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...
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