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[PATCH v10 11/18] virtio-net: Disable RSS on reset
From: |
Akihiko Odaki |
Subject: |
[PATCH v10 11/18] virtio-net: Disable RSS on reset |
Date: |
Sun, 28 Apr 2024 16:00:54 +0900 |
RSS is disabled by default.
Fixes: 590790297c ("virtio-net: implement RSS configuration command")
Signed-off-by: Akihiko Odaki <akihiko.odaki@daynix.com>
Reviewed-by: Michael Tokarev <mjt@tls.msk.ru>
---
hw/net/virtio-net.c | 70 +++++++++++++++++++++++++++--------------------------
1 file changed, 36 insertions(+), 34 deletions(-)
diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c
index 5aa0527a1921..1ac9c06f6865 100644
--- a/hw/net/virtio-net.c
+++ b/hw/net/virtio-net.c
@@ -600,40 +600,6 @@ static void virtio_net_queue_enable(VirtIODevice *vdev,
uint32_t queue_index)
}
}
-static void virtio_net_reset(VirtIODevice *vdev)
-{
- VirtIONet *n = VIRTIO_NET(vdev);
- int i;
-
- /* Reset back to compatibility mode */
- n->promisc = 1;
- n->allmulti = 0;
- n->alluni = 0;
- n->nomulti = 0;
- n->nouni = 0;
- n->nobcast = 0;
- /* multiqueue is disabled by default */
- n->curr_queue_pairs = 1;
- timer_del(n->announce_timer.tm);
- n->announce_timer.round = 0;
- n->status &= ~VIRTIO_NET_S_ANNOUNCE;
-
- /* Flush any MAC and VLAN filter table state */
- n->mac_table.in_use = 0;
- n->mac_table.first_multi = 0;
- n->mac_table.multi_overflow = 0;
- n->mac_table.uni_overflow = 0;
- memset(n->mac_table.macs, 0, MAC_TABLE_ENTRIES * ETH_ALEN);
- memcpy(&n->mac[0], &n->nic->conf->macaddr, sizeof(n->mac));
- qemu_format_nic_info_str(qemu_get_queue(n->nic), n->mac);
- memset(n->vlans, 0, MAX_VLAN >> 3);
-
- /* Flush any async TX */
- for (i = 0; i < n->max_queue_pairs; i++) {
- flush_or_purge_queued_packets(qemu_get_subqueue(n->nic, i));
- }
-}
-
static void peer_test_vnet_hdr(VirtIONet *n)
{
NetClientState *nc = qemu_get_queue(n->nic);
@@ -3861,6 +3827,42 @@ static void virtio_net_device_unrealize(DeviceState *dev)
virtio_cleanup(vdev);
}
+static void virtio_net_reset(VirtIODevice *vdev)
+{
+ VirtIONet *n = VIRTIO_NET(vdev);
+ int i;
+
+ /* Reset back to compatibility mode */
+ n->promisc = 1;
+ n->allmulti = 0;
+ n->alluni = 0;
+ n->nomulti = 0;
+ n->nouni = 0;
+ n->nobcast = 0;
+ /* multiqueue is disabled by default */
+ n->curr_queue_pairs = 1;
+ timer_del(n->announce_timer.tm);
+ n->announce_timer.round = 0;
+ n->status &= ~VIRTIO_NET_S_ANNOUNCE;
+
+ /* Flush any MAC and VLAN filter table state */
+ n->mac_table.in_use = 0;
+ n->mac_table.first_multi = 0;
+ n->mac_table.multi_overflow = 0;
+ n->mac_table.uni_overflow = 0;
+ memset(n->mac_table.macs, 0, MAC_TABLE_ENTRIES * ETH_ALEN);
+ memcpy(&n->mac[0], &n->nic->conf->macaddr, sizeof(n->mac));
+ qemu_format_nic_info_str(qemu_get_queue(n->nic), n->mac);
+ memset(n->vlans, 0, MAX_VLAN >> 3);
+
+ /* Flush any async TX */
+ for (i = 0; i < n->max_queue_pairs; i++) {
+ flush_or_purge_queued_packets(qemu_get_subqueue(n->nic, i));
+ }
+
+ virtio_net_disable_rss(n);
+}
+
static void virtio_net_instance_init(Object *obj)
{
VirtIONet *n = VIRTIO_NET(obj);
--
2.44.0
- [PATCH v10 01/18] tap: Remove tap_probe_vnet_hdr_len(), (continued)
- [PATCH v10 01/18] tap: Remove tap_probe_vnet_hdr_len(), Akihiko Odaki, 2024/04/28
- [PATCH v10 02/18] tap: Remove qemu_using_vnet_hdr(), Akihiko Odaki, 2024/04/28
- [PATCH v10 03/18] net: Move virtio-net header length assertion, Akihiko Odaki, 2024/04/28
- [PATCH v10 04/18] net: Remove receive_raw(), Akihiko Odaki, 2024/04/28
- [PATCH v10 05/18] tap: Call tap_receive_iov() from tap_receive(), Akihiko Odaki, 2024/04/28
- [PATCH v10 06/18] tap: Shrink zeroed virtio-net header, Akihiko Odaki, 2024/04/28
- [PATCH v10 07/18] virtio-net: Do not propagate ebpf-rss-fds errors, Akihiko Odaki, 2024/04/28
- [PATCH v10 08/18] virtio-net: Add only one queue pair when realizing, Akihiko Odaki, 2024/04/28
- [PATCH v10 09/18] virtio-net: Copy header only when necessary, Akihiko Odaki, 2024/04/28
- [PATCH v10 10/18] virtio-net: Shrink header byte swapping buffer, Akihiko Odaki, 2024/04/28
- [PATCH v10 11/18] virtio-net: Disable RSS on reset,
Akihiko Odaki <=
- [PATCH v10 13/18] virtio-net: Always set populate_hash, Akihiko Odaki, 2024/04/28
- [PATCH v10 14/18] virtio-net: Do not write hashes to peer buffer, Akihiko Odaki, 2024/04/28
- [PATCH v10 12/18] virtio-net: Unify the logic to update NIC state for RSS, Akihiko Odaki, 2024/04/28
- [PATCH v10 17/18] ebpf: Refactor tun_rss_steering_prog(), Akihiko Odaki, 2024/04/28
- [PATCH v10 15/18] ebpf: Fix RSS error handling, Akihiko Odaki, 2024/04/28
- [PATCH v10 16/18] ebpf: Return 0 when configuration fails, Akihiko Odaki, 2024/04/28
- [PATCH v10 18/18] ebpf: Add a separate target for skeleton, Akihiko Odaki, 2024/04/28