[dpdk-dev] [PATCH v3 01/20] vhost: declare backend with int type
Yuanhan Liu
yuanhan.liu at linux.intel.com
Tue Jun 7 05:51:51 CEST 2016
It's an fd; so define it as "int", which could also save the unncessary
(int) case.
Signed-off-by: Yuanhan Liu <yuanhan.liu at linux.intel.com>
Tested-by: Rich Lane <rich.lane at bigswitch.com>
Acked-by: Rich Lane <rich.lane at bigswitch.com>
---
lib/librte_vhost/rte_virtio_net.h | 2 +-
lib/librte_vhost/virtio-net.c | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/lib/librte_vhost/rte_virtio_net.h b/lib/librte_vhost/rte_virtio_net.h
index 600b20b..4d25f79 100644
--- a/lib/librte_vhost/rte_virtio_net.h
+++ b/lib/librte_vhost/rte_virtio_net.h
@@ -85,7 +85,7 @@ struct vhost_virtqueue {
struct vring_avail *avail; /**< Virtqueue available ring. */
struct vring_used *used; /**< Virtqueue used ring. */
uint32_t size; /**< Size of descriptor ring. */
- uint32_t backend; /**< Backend value to determine if device should started/stopped. */
+ int backend; /**< Backend value to determine if device should started/stopped. */
uint16_t vhost_hlen; /**< Vhost header length (varies depending on RX merge buffers. */
volatile uint16_t last_used_idx; /**< Last index used on the available ring */
volatile uint16_t last_used_idx_res; /**< Used for multiple devices reserving buffers. */
diff --git a/lib/librte_vhost/virtio-net.c b/lib/librte_vhost/virtio-net.c
index f4695af..1a6259b 100644
--- a/lib/librte_vhost/virtio-net.c
+++ b/lib/librte_vhost/virtio-net.c
@@ -717,8 +717,8 @@ vhost_set_backend(struct vhost_device_ctx ctx, struct vhost_vring_file *file)
* we add the device.
*/
if (!(dev->flags & VIRTIO_DEV_RUNNING)) {
- if (((int)dev->virtqueue[VIRTIO_TXQ]->backend != VIRTIO_DEV_STOPPED) &&
- ((int)dev->virtqueue[VIRTIO_RXQ]->backend != VIRTIO_DEV_STOPPED)) {
+ if (dev->virtqueue[VIRTIO_TXQ]->backend != VIRTIO_DEV_STOPPED &&
+ dev->virtqueue[VIRTIO_RXQ]->backend != VIRTIO_DEV_STOPPED) {
return notify_ops->new_device(dev);
}
/* Otherwise we remove it. */
--
1.9.0
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