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-rw-r--r--net/core/dev.c31
-rw-r--r--net/core/drop_monitor.c1
-rw-r--r--net/core/flow_dissector.c10
-rw-r--r--net/core/neighbour.c3
-rw-r--r--net/core/netpoll.c13
-rw-r--r--net/core/pktgen.c7
-rw-r--r--net/core/skbuff.c1
-rw-r--r--net/core/sock.c2
8 files changed, 46 insertions, 22 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index ba3b7ea5ebb..0ce469e5ec8 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2539,7 +2539,7 @@ static inline int skb_needs_linearize(struct sk_buff *skb,
}
int dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev,
- struct netdev_queue *txq, void *accel_priv)
+ struct netdev_queue *txq)
{
const struct net_device_ops *ops = dev->netdev_ops;
int rc = NETDEV_TX_OK;
@@ -2605,13 +2605,10 @@ int dev_hard_start_xmit(struct sk_buff *skb, struct net_device *dev,
dev_queue_xmit_nit(skb, dev);
skb_len = skb->len;
- if (accel_priv)
- rc = ops->ndo_dfwd_start_xmit(skb, dev, accel_priv);
- else
rc = ops->ndo_start_xmit(skb, dev);
trace_net_dev_xmit(skb, rc, dev, skb_len);
- if (rc == NETDEV_TX_OK && txq)
+ if (rc == NETDEV_TX_OK)
txq_trans_update(txq);
return rc;
}
@@ -2627,10 +2624,7 @@ gso:
dev_queue_xmit_nit(nskb, dev);
skb_len = nskb->len;
- if (accel_priv)
- rc = ops->ndo_dfwd_start_xmit(nskb, dev, accel_priv);
- else
- rc = ops->ndo_start_xmit(nskb, dev);
+ rc = ops->ndo_start_xmit(nskb, dev);
trace_net_dev_xmit(nskb, rc, dev, skb_len);
if (unlikely(rc != NETDEV_TX_OK)) {
if (rc & ~NETDEV_TX_MASK)
@@ -2811,7 +2805,7 @@ EXPORT_SYMBOL(dev_loopback_xmit);
* the BH enable code must have IRQs enabled so that it will not deadlock.
* --BLG
*/
-int dev_queue_xmit(struct sk_buff *skb)
+int __dev_queue_xmit(struct sk_buff *skb, void *accel_priv)
{
struct net_device *dev = skb->dev;
struct netdev_queue *txq;
@@ -2827,7 +2821,7 @@ int dev_queue_xmit(struct sk_buff *skb)
skb_update_prio(skb);
- txq = netdev_pick_tx(dev, skb);
+ txq = netdev_pick_tx(dev, skb, accel_priv);
q = rcu_dereference_bh(txq->qdisc);
#ifdef CONFIG_NET_CLS_ACT
@@ -2863,7 +2857,7 @@ int dev_queue_xmit(struct sk_buff *skb)
if (!netif_xmit_stopped(txq)) {
__this_cpu_inc(xmit_recursion);
- rc = dev_hard_start_xmit(skb, dev, txq, NULL);
+ rc = dev_hard_start_xmit(skb, dev, txq);
__this_cpu_dec(xmit_recursion);
if (dev_xmit_complete(rc)) {
HARD_TX_UNLOCK(dev, txq);
@@ -2892,8 +2886,19 @@ out:
rcu_read_unlock_bh();
return rc;
}
+
+int dev_queue_xmit(struct sk_buff *skb)
+{
+ return __dev_queue_xmit(skb, NULL);
+}
EXPORT_SYMBOL(dev_queue_xmit);
+int dev_queue_xmit_accel(struct sk_buff *skb, void *accel_priv)
+{
+ return __dev_queue_xmit(skb, accel_priv);
+}
+EXPORT_SYMBOL(dev_queue_xmit_accel);
+
/*=======================================================================
Receiver routines
@@ -4500,7 +4505,7 @@ struct net_device *netdev_all_upper_get_next_dev_rcu(struct net_device *dev,
{
struct netdev_adjacent *upper;
- WARN_ON_ONCE(!rcu_read_lock_held());
+ WARN_ON_ONCE(!rcu_read_lock_held() && !lockdep_rtnl_is_held());
upper = list_entry_rcu((*iter)->next, struct netdev_adjacent, list);
diff --git a/net/core/drop_monitor.c b/net/core/drop_monitor.c
index 95897183226..e70301eb7a4 100644
--- a/net/core/drop_monitor.c
+++ b/net/core/drop_monitor.c
@@ -64,7 +64,6 @@ static struct genl_family net_drop_monitor_family = {
.hdrsize = 0,
.name = "NET_DM",
.version = 2,
- .maxattr = NET_DM_CMD_MAX,
};
static DEFINE_PER_CPU(struct per_cpu_dm_data, dm_cpu_data);
diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c
index d6ef1732250..2fc5beaf578 100644
--- a/net/core/flow_dissector.c
+++ b/net/core/flow_dissector.c
@@ -395,17 +395,21 @@ u16 __netdev_pick_tx(struct net_device *dev, struct sk_buff *skb)
EXPORT_SYMBOL(__netdev_pick_tx);
struct netdev_queue *netdev_pick_tx(struct net_device *dev,
- struct sk_buff *skb)
+ struct sk_buff *skb,
+ void *accel_priv)
{
int queue_index = 0;
if (dev->real_num_tx_queues != 1) {
const struct net_device_ops *ops = dev->netdev_ops;
if (ops->ndo_select_queue)
- queue_index = ops->ndo_select_queue(dev, skb);
+ queue_index = ops->ndo_select_queue(dev, skb,
+ accel_priv);
else
queue_index = __netdev_pick_tx(dev, skb);
- queue_index = dev_cap_txqueue(dev, queue_index);
+
+ if (!accel_priv)
+ queue_index = dev_cap_txqueue(dev, queue_index);
}
skb_set_queue_mapping(skb, queue_index);
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index ca15f32821f..932c6d7cf66 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -1161,6 +1161,7 @@ int neigh_update(struct neighbour *neigh, const u8 *lladdr, u8 new,
neigh->parms->reachable_time :
0)));
neigh->nud_state = new;
+ notify = 1;
}
if (lladdr != neigh->ha) {
@@ -1274,7 +1275,7 @@ int neigh_compat_output(struct neighbour *neigh, struct sk_buff *skb)
if (dev_hard_header(skb, dev, ntohs(skb->protocol), NULL, NULL,
skb->len) < 0 &&
- dev->header_ops->rebuild(skb))
+ dev_rebuild_header(skb))
return 0;
return dev_queue_xmit(skb);
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index 8f971990677..19fe9c717ce 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -375,7 +375,7 @@ void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb,
if (skb_queue_len(&npinfo->txq) == 0 && !netpoll_owner_active(dev)) {
struct netdev_queue *txq;
- txq = netdev_pick_tx(dev, skb);
+ txq = netdev_pick_tx(dev, skb, NULL);
/* try until next clock tick */
for (tries = jiffies_to_usecs(1)/USEC_PER_POLL;
@@ -386,8 +386,14 @@ void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb,
!vlan_hw_offload_capable(netif_skb_features(skb),
skb->vlan_proto)) {
skb = __vlan_put_tag(skb, skb->vlan_proto, vlan_tx_tag_get(skb));
- if (unlikely(!skb))
- break;
+ if (unlikely(!skb)) {
+ /* This is actually a packet drop, but we
+ * don't want the code at the end of this
+ * function to try and re-queue a NULL skb.
+ */
+ status = NETDEV_TX_OK;
+ goto unlock_txq;
+ }
skb->vlan_tci = 0;
}
@@ -395,6 +401,7 @@ void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb,
if (status == NETDEV_TX_OK)
txq_trans_update(txq);
}
+ unlock_txq:
__netif_tx_unlock(txq);
if (status == NETDEV_TX_OK)
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 261357a6630..a797fff7f22 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -2527,6 +2527,8 @@ static int process_ipsec(struct pktgen_dev *pkt_dev,
if (x) {
int ret;
__u8 *eth;
+ struct iphdr *iph;
+
nhead = x->props.header_len - skb_headroom(skb);
if (nhead > 0) {
ret = pskb_expand_head(skb, nhead, 0, GFP_ATOMIC);
@@ -2548,6 +2550,11 @@ static int process_ipsec(struct pktgen_dev *pkt_dev,
eth = (__u8 *) skb_push(skb, ETH_HLEN);
memcpy(eth, pkt_dev->hh, 12);
*(u16 *) &eth[12] = protocol;
+
+ /* Update IPv4 header len as well as checksum value */
+ iph = ip_hdr(skb);
+ iph->tot_len = htons(skb->len - ETH_HLEN);
+ ip_send_check(iph);
}
}
return 1;
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 2718fed53d8..06e72d3cdf6 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -3584,6 +3584,7 @@ void skb_scrub_packet(struct sk_buff *skb, bool xnet)
skb->tstamp.tv64 = 0;
skb->pkt_type = PACKET_HOST;
skb->skb_iif = 0;
+ skb->local_df = 0;
skb_dst_drop(skb);
skb->mark = 0;
secpath_reset(skb);
diff --git a/net/core/sock.c b/net/core/sock.c
index ab20ed9b0f3..5393b4b719d 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -882,7 +882,7 @@ set_rcvbuf:
case SO_PEEK_OFF:
if (sock->ops->set_peek_off)
- sock->ops->set_peek_off(sk, val);
+ ret = sock->ops->set_peek_off(sk, val);
else
ret = -EOPNOTSUPP;
break;
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-03-19 20:42:22 +0000