From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christoph Hellwig <hch-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
Subject: Re: [RFC PATCH kernel] Revert "net/mlx4_core: Set UAR page size to
 4KB regardless of system page size"
Date: Tue, 15 Mar 2016 05:18:32 -0700
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Cc: Alexey Kardashevskiy <aik-sLpHqDYs0B2HXe+LvDLADg@public.gmane.org>,
	Huy Nguyen <huyn-VPRAkNaXOzVWk0Htik3J/w@public.gmane.org>,
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To: Or Gerlitz <gerlitz.or-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
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On Tue, Mar 15, 2016 at 12:40:06PM +0200, Or Gerlitz wrote:
> "[..] Regarding backward compatibility in SR-IOV, if hypervisor has
> this new code, the virtual OS must be updated. [...]"

Which is broken, we can't break user or guest VM ABIs ever.
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