Re: [Xen-devel] [PATCH 7/8] evtchn: add FIFO-based event channel ABI

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 09.08.13 at 20:08, David Vrabel <david.vrabel@xxxxxxxxxx> wrote:
> +struct evtchn_init_control {
> +    /* IN parameters. */
> +    uint64_t control_mfn;
> +    uint32_t offset;
> +    uint32_t vcpu;
> +    /* OUT parameters. */
> +    uint8_t link_bits;
> +};

This needs explicit padding at the end, or else its size for 32-bit
and 64-bit guests will differ.

Jan


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