From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Michael S. Tsirkin" <mst@redhat.com>
Subject: Re: [Qemu-devel] [PATCH 1/2] virtio-gpu/2d: add hardware spec
	include file
Date: Sun, 14 Sep 2014 17:11:58 +0300
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To: Peter Maydell <peter.maydell@linaro.org>
Cc: QEMU Developers <qemu-devel@nongnu.org>, Dave Airlie <airlied@redhat.com>, virtio-dev@lists.oasis-open.org, "virtualization@lists.linux-foundation.org" <virtualization@lists.linux-foundation.org>
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On Sun, Sep 14, 2014 at 07:04:11AM -0700, Peter Maydell wrote:
> On 14 September 2014 06:46, Michael S. Tsirkin <mst@redhat.com> wrote:
> > BUILD_BUG_ON in linux, QEMU_BUILD_BUG_ON in QEMU.
> > You have to stick it in a C file though, so it
> > won't be visible in this patch.
> 
> Why do you think that? We have several header files which
> use QEMU_BUILD_BUG_ON and I don't see any reason why
> it would have to be invoked from a .c file.
> 
> -- PMM

Because Gerd wants to share this with linux uapi, and
you can't use BUILD_BUG_ON in uapi headers on linux.