On Fri, Mar 24, 2017 at 04:19:43PM -0700, Andrew Baumann wrote:
> long is 32-bits on 64-bit windows, which caused the top half of the
> address to be truncated; this patch changes it to use the
> QEMU_ALIGN_UP macro which does not suffer the same problem
>
> Signed-off-by: Andrew Baumann <andrew.baum...@microsoft.com>
> Reviewed-by: Eric Blake <ebl...@redhat.com>
Reviewed-by: Michael S. Tsirkin <m...@redhat.com>
> ---
> include/hw/virtio/virtio.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h
> index 15efcf2..7b6edba 100644
> --- a/include/hw/virtio/virtio.h
> +++ b/include/hw/virtio/virtio.h
> @@ -34,7 +34,7 @@ struct VirtQueue;
> static inline hwaddr vring_align(hwaddr addr,
> unsigned long align)
> {
> - return (addr + align - 1) & ~(align - 1);
> + return QEMU_ALIGN_UP(addr, align);
> }
>
> typedef struct VirtQueue VirtQueue;
> --
> 2.8.3
