Re: [Xen-devel] [PATCH v2 1/3] xen/arm: Don't emulate the MMIO access if the instruction syndrome is invalid

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Thu, 2013-07-25 at 16:21 +0100, Julien Grall wrote:
> When the instruction syndrome is not valid, the transfer register is unknown.
> If this register is used in the emulation code (it's the case for the VGIC),
> Xen can retrieve wrong data.
> 
> For safety, consider invalid instruction syndrome as wrong memory access.
> 
> Signed-off-by: Julien Grall <julien.grall@xxxxxxxxxx>
> Acked-by: Ian Campbell <ian.campbell@xxxxxxxxxx>

Applied, thanks.



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