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File _service:tar_scm:virtio-net-set-the-max-of-queue-size-to-4096.patch of Package qemu
From 58fe483bf5824db177843675629ed955051078fd Mon Sep 17 00:00:00 2001 From: Jinhua Cao <caojinhua1@huawei.com> Date: Sat, 12 Feb 2022 17:22:38 +0800 Subject: [PATCH] virtio-net: set the max of queue size to 4096 set the max of virtio-net queue size to 4096. Now the queue_size of virtio-net is set by rx_queue_size and tx_queue_size Signed-off-by: Jinhua Cao <caojinhua1@huawei.com> --- hw/net/virtio-net.c | 5 +++-- hw/virtio/virtio.c | 2 +- 2 files changed, 4 insertions(+), 3 deletions(-) diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c index 7f69a4b842..0ae2ddc002 100644 --- a/hw/net/virtio-net.c +++ b/hw/net/virtio-net.c @@ -710,6 +710,7 @@ static int virtio_net_max_tx_queue_size(VirtIONet *n) switch(peer->info->type) { case NET_CLIENT_DRIVER_VHOST_USER: + return VIRTIO_NET_VQ_MAX_SIZE; case NET_CLIENT_DRIVER_VHOST_VDPA: return VIRTQUEUE_MAX_SIZE; default: @@ -3638,12 +3639,12 @@ static void virtio_net_device_realize(DeviceState *dev, Error **errp) * help from us (using virtio 1 and up). */ 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 > VIRTIO_NET_VQ_MAX_SIZE || !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.", n->net_conf.rx_queue_size, VIRTIO_NET_RX_QUEUE_MIN_SIZE, - VIRTQUEUE_MAX_SIZE); + VIRTIO_NET_VQ_MAX_SIZE); virtio_cleanup(vdev); return; } diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c index 267c1e6fd0..d00effe4d5 100644 --- a/hw/virtio/virtio.c +++ b/hw/virtio/virtio.c @@ -2338,7 +2338,7 @@ VirtQueue *virtio_add_queue(VirtIODevice *vdev, int queue_size, break; } - if (i == VIRTIO_QUEUE_MAX || queue_size > VIRTQUEUE_MAX_SIZE) { + if (i == VIRTIO_QUEUE_MAX) { qemu_log("unacceptable queue_size (%d) or num (%d)\n", queue_size, i); abort(); -- 2.27.0
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