From 8d2a02b24d66aa359e83eebc1ed3c0f85367a1cb Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Thu, 16 May 2024 03:11:33 +0000
Subject: [PATCH] AX88772C_eeprom and ax8872c build together
---
kernel/drivers/net/xen-netback/rx.c | 26 +++++++++++++++++++++-----
1 files changed, 21 insertions(+), 5 deletions(-)
diff --git a/kernel/drivers/net/xen-netback/rx.c b/kernel/drivers/net/xen-netback/rx.c
index 7f68067..0ba754e 100644
--- a/kernel/drivers/net/xen-netback/rx.c
+++ b/kernel/drivers/net/xen-netback/rx.c
@@ -82,9 +82,10 @@
return false;
}
-void xenvif_rx_queue_tail(struct xenvif_queue *queue, struct sk_buff *skb)
+bool xenvif_rx_queue_tail(struct xenvif_queue *queue, struct sk_buff *skb)
{
unsigned long flags;
+ bool ret = true;
spin_lock_irqsave(&queue->rx_queue.lock, flags);
@@ -92,8 +93,7 @@
struct net_device *dev = queue->vif->dev;
netif_tx_stop_queue(netdev_get_tx_queue(dev, queue->id));
- kfree_skb(skb);
- queue->vif->dev->stats.rx_dropped++;
+ ret = false;
} else {
if (skb_queue_empty(&queue->rx_queue))
xenvif_update_needed_slots(queue, skb);
@@ -104,6 +104,8 @@
}
spin_unlock_irqrestore(&queue->rx_queue.lock, flags);
+
+ return ret;
}
static struct sk_buff *xenvif_rx_dequeue(struct xenvif_queue *queue)
@@ -282,6 +284,19 @@
pkt->extra_count++;
}
+ if (queue->vif->xdp_headroom) {
+ struct xen_netif_extra_info *extra;
+
+ extra = &pkt->extras[XEN_NETIF_EXTRA_TYPE_XDP - 1];
+
+ memset(extra, 0, sizeof(struct xen_netif_extra_info));
+ extra->u.xdp.headroom = queue->vif->xdp_headroom;
+ extra->type = XEN_NETIF_EXTRA_TYPE_XDP;
+ extra->flags = 0;
+
+ pkt->extra_count++;
+ }
+
if (skb->sw_hash) {
struct xen_netif_extra_info *extra;
@@ -380,7 +395,7 @@
struct xen_netif_rx_request *req,
struct xen_netif_rx_response *rsp)
{
- unsigned int offset = 0;
+ unsigned int offset = queue->vif->xdp_headroom;
unsigned int flags;
do {
@@ -473,7 +488,7 @@
#define RX_BATCH_SIZE 64
-void xenvif_rx_action(struct xenvif_queue *queue)
+static void xenvif_rx_action(struct xenvif_queue *queue)
{
struct sk_buff_head completed_skbs;
unsigned int work_done = 0;
@@ -482,6 +497,7 @@
queue->rx_copy.completed = &completed_skbs;
while (xenvif_rx_ring_slots_available(queue) &&
+ !skb_queue_empty(&queue->rx_queue) &&
work_done < RX_BATCH_SIZE) {
xenvif_rx_skb(queue);
work_done++;
--
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