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Re: [Qemu-devel] [PATCH v1] virtio-net: code cleanup
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] [PATCH v1] virtio-net: code cleanup |
Date: |
Mon, 3 Jul 2017 20:28:18 +0300 |
On Wed, Jun 28, 2017 at 01:53:20PM +0800, Wei Wang wrote:
> Use is_power_of_2(), and remove trailing "." from error_setg().
>
> Signed-off-by: Wei Wang <address@hidden>
Reviewed-by: Michael S. Tsirkin <address@hidden>
> ---
> hw/net/virtio-net.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
> index 91eddaf..144169c 100644
> --- a/hw/net/virtio-net.c
> +++ b/hw/net/virtio-net.c
> @@ -1918,9 +1918,9 @@ static void virtio_net_device_realize(DeviceState *dev,
> Error **errp)
> */
> if (n->net_conf.rx_queue_size < VIRTIO_NET_RX_QUEUE_MIN_SIZE ||
> n->net_conf.rx_queue_size > VIRTQUEUE_MAX_SIZE ||
> - (n->net_conf.rx_queue_size & (n->net_conf.rx_queue_size - 1))) {
> + !is_power_of_2(n->net_conf.rx_queue_size)) {
> error_setg(errp, "Invalid rx_queue_size (= %" PRIu16 "), "
> - "must be a power of 2 between %d and %d.",
> + "must be a power of 2 between %d and %d",
> n->net_conf.rx_queue_size, VIRTIO_NET_RX_QUEUE_MIN_SIZE,
> VIRTQUEUE_MAX_SIZE);
> virtio_cleanup(vdev);
> @@ -1930,7 +1930,7 @@ static void virtio_net_device_realize(DeviceState *dev,
> Error **errp)
> n->max_queues = MAX(n->nic_conf.peers.queues, 1);
> if (n->max_queues * 2 + 1 > VIRTIO_QUEUE_MAX) {
> error_setg(errp, "Invalid number of queues (= %" PRIu32 "), "
> - "must be a positive integer less than %d.",
> + "must be a positive integer less than %d",
> n->max_queues, (VIRTIO_QUEUE_MAX - 1) / 2);
> virtio_cleanup(vdev);
> return;
> --
> 2.7.4
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