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SubjectRe: [PATCH] vhost: replace % with & on data path
From
From: "Michael S. Tsirkin" <mst@redhat.com>
Date: Mon, 30 Nov 2015 10:34:07 +0200

> We know vring num is a power of 2, so use &
> to mask the high bits.
>
> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
> ---
> drivers/vhost/vhost.c | 8 +++++---
> 1 file changed, 5 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c
> index 080422f..85f0f0a 100644
> --- a/drivers/vhost/vhost.c
> +++ b/drivers/vhost/vhost.c
> @@ -1366,10 +1366,12 @@ int vhost_get_vq_desc(struct vhost_virtqueue *vq,
> /* Only get avail ring entries after they have been exposed by guest. */
> smp_rmb();
>
> + }
> +

!!!


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