From fde9f1f6df9ab6a39977328fb0497b448b537916 Mon Sep 17 00:00:00 2001 From: Maxime Coquelin Date: Mon, 28 Sep 2020 11:17:09 +0200 Subject: [PATCH] net/vhost: remove dequeue zero-copy support The dequeue zero-copy feature from the Vhost library is being removed in this release, this patch remove its support in the Vhost PMD. Signed-off-by: Maxime Coquelin Reviewed-by: Chenbo Xia --- drivers/net/vhost/rte_eth_vhost.c | 14 -------------- 1 file changed, 14 deletions(-) diff --git a/drivers/net/vhost/rte_eth_vhost.c b/drivers/net/vhost/rte_eth_vhost.c index 32ad27fe4e..66efecb320 100644 --- a/drivers/net/vhost/rte_eth_vhost.c +++ b/drivers/net/vhost/rte_eth_vhost.c @@ -29,7 +29,6 @@ enum {VIRTIO_RXQ, VIRTIO_TXQ, VIRTIO_QNUM}; #define ETH_VHOST_IFACE_ARG "iface" #define ETH_VHOST_QUEUES_ARG "queues" #define ETH_VHOST_CLIENT_ARG "client" -#define ETH_VHOST_DEQUEUE_ZERO_COPY "dequeue-zero-copy" #define ETH_VHOST_IOMMU_SUPPORT "iommu-support" #define ETH_VHOST_POSTCOPY_SUPPORT "postcopy-support" #define ETH_VHOST_VIRTIO_NET_F_HOST_TSO "tso" @@ -41,7 +40,6 @@ static const char *valid_arguments[] = { ETH_VHOST_IFACE_ARG, ETH_VHOST_QUEUES_ARG, ETH_VHOST_CLIENT_ARG, - ETH_VHOST_DEQUEUE_ZERO_COPY, ETH_VHOST_IOMMU_SUPPORT, ETH_VHOST_POSTCOPY_SUPPORT, ETH_VHOST_VIRTIO_NET_F_HOST_TSO, @@ -1506,7 +1504,6 @@ rte_pmd_vhost_probe(struct rte_vdev_device *dev) uint64_t flags = 0; uint64_t disable_flags = 0; int client_mode = 0; - int dequeue_zero_copy = 0; int iommu_support = 0; int postcopy_support = 0; int tso = 0; @@ -1566,16 +1563,6 @@ rte_pmd_vhost_probe(struct rte_vdev_device *dev) flags |= RTE_VHOST_USER_CLIENT; } - if (rte_kvargs_count(kvlist, ETH_VHOST_DEQUEUE_ZERO_COPY) == 1) { - ret = rte_kvargs_process(kvlist, ETH_VHOST_DEQUEUE_ZERO_COPY, - &open_int, &dequeue_zero_copy); - if (ret < 0) - goto out_free; - - if (dequeue_zero_copy) - flags |= RTE_VHOST_USER_DEQUEUE_ZERO_COPY; - } - if (rte_kvargs_count(kvlist, ETH_VHOST_IOMMU_SUPPORT) == 1) { ret = rte_kvargs_process(kvlist, ETH_VHOST_IOMMU_SUPPORT, &open_int, &iommu_support); @@ -1675,7 +1662,6 @@ RTE_PMD_REGISTER_PARAM_STRING(net_vhost, "iface= " "queues= " "client=<0|1> " - "dequeue-zero-copy=<0|1> " "iommu-support=<0|1> " "postcopy-support=<0|1> " "tso=<0|1> "