Re: [PATCH V6 1/6] kvm: don't try to register to KVM_FAST_MMIO_BUS for non mmio eventfd

[Cornelia Huck]

On Tue, 15 Sep 2015 14:41:54 +0800
Jason Wang <jasowang@xxxxxxxxxx> wrote:

> We only want zero length mmio eventfd to be registered on
> KVM_FAST_MMIO_BUS. So check this explicitly when arg->len is zero to
> make sure this.
> 
> Cc: stable@xxxxxxxxxxxxxxx
> Cc: Gleb Natapov <gleb@xxxxxxxxxx>
> Cc: Paolo Bonzini <pbonzini@xxxxxxxxxx>
> Signed-off-by: Jason Wang <jasowang@xxxxxxxxxx>
> ---
>  virt/kvm/eventfd.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Reviewed-by: Cornelia Huck <cornelia.huck@xxxxxxxxxx>

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