Re: [Xen-devel] [PATCH] xen/arm64: Correctly align VFP regs

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Thu, 2014-04-10 at 12:43 +0100, Julien Grall wrote:
> On arm64, VFP instructions requires vfpregs to be 128-byte aligned.
> 
> By chance, the field is already correctly aligned. In the case if someone
> decides to add a new field before, Xen will receive a data abort as soon as
> it saves/restores VFP.
> 
> We are safe on arm32 as the only constraint is to be 32-byte aligned.
> 
> Reported-by: Chen Baozi <baozich@xxxxxxxxx>
> Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx>

Acked + applied.

> ---
>     I think this patch is a good candidate for backporting to Xen 4.4

noted


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