On Thu, Dec 14, 2017 at 10:04:22PM +0100, Christoffer Dall wrote:
> From: Marc Zyngier <marc.zyngier@xxxxxxx>
>
> Commit 5553b142be11e794ebc0805950b2e8313f93d718 upstream.
>
> VTTBR_BADDR_MASK is used to sanity check the size and alignment of the
> VTTBR address. It seems to currently be off by one, thereby only
> allowing up to 39-bit addresses (instead of 40-bit) and also
> insufficiently checking the alignment. This patch fixes it.
>
> This patch is the 32bit pendent of Kristina's arm64 fix, and
> she deserves the actual kudos for pinpointing that one.
>
> Fixes: f7ed45be3ba52 ("KVM: ARM: World-switch implementation")
> Cc: <stable@xxxxxxxxxxxxxxx> # 3.9
> Reported-by: Kristina Martsenko <kristina.martsenko@xxxxxxx>
> Reviewed-by: Christoffer Dall <christoffer.dall@xxxxxxxxxx>
> Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx>
> Signed-off-by: Christoffer Dall <christoffer.dall@xxxxxxxxxx>
> ---
> arch/arm/include/asm/kvm_arm.h | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
Now applied, thanks.
greg k-h