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path: root/drivers/net/ethernet/sun/sunvnet_common.c
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Diffstat (limited to 'drivers/net/ethernet/sun/sunvnet_common.c')
-rw-r--r--drivers/net/ethernet/sun/sunvnet_common.c62
1 files changed, 22 insertions, 40 deletions
diff --git a/drivers/net/ethernet/sun/sunvnet_common.c b/drivers/net/ethernet/sun/sunvnet_common.c
index baa3088b475c..0212853c9430 100644
--- a/drivers/net/ethernet/sun/sunvnet_common.c
+++ b/drivers/net/ethernet/sun/sunvnet_common.c
@@ -25,6 +25,7 @@
#endif
#include <net/ip.h>
+#include <net/gso.h>
#include <net/icmp.h>
#include <net/route.h>
@@ -38,7 +39,7 @@
*/
#define VNET_MAX_RETRIES 10
-MODULE_AUTHOR("David S. Miller (davem@davemloft.net)");
+MODULE_AUTHOR("David S. Miller <davem@davemloft.net>");
MODULE_DESCRIPTION("Sun LDOM virtual network support library");
MODULE_LICENSE("GPL");
MODULE_VERSION("1.1");
@@ -1043,7 +1044,7 @@ static inline void vnet_free_skbs(struct sk_buff *skb)
void sunvnet_clean_timer_expire_common(struct timer_list *t)
{
- struct vnet_port *port = from_timer(port, t, clean_timer);
+ struct vnet_port *port = timer_container_of(port, t, clean_timer);
struct sk_buff *freeskbs;
unsigned pending;
@@ -1057,7 +1058,7 @@ void sunvnet_clean_timer_expire_common(struct timer_list *t)
(void)mod_timer(&port->clean_timer,
jiffies + VNET_CLEAN_TIMEOUT);
else
- del_timer(&port->clean_timer);
+ timer_delete(&port->clean_timer);
}
EXPORT_SYMBOL_GPL(sunvnet_clean_timer_expire_common);
@@ -1085,13 +1086,13 @@ static inline int vnet_skb_map(struct ldc_channel *lp, struct sk_buff *skb,
u8 *vaddr;
if (nc < ncookies) {
- vaddr = kmap_atomic(skb_frag_page(f));
+ vaddr = kmap_local_page(skb_frag_page(f));
blen = skb_frag_size(f);
blen += 8 - (blen & 7);
- err = ldc_map_single(lp, vaddr + f->page_offset,
+ err = ldc_map_single(lp, vaddr + skb_frag_off(f),
blen, cookies + nc, ncookies - nc,
map_perm);
- kunmap_atomic(vaddr);
+ kunmap_local(vaddr);
} else {
err = -EMSGSIZE;
}
@@ -1124,7 +1125,7 @@ static inline struct sk_buff *vnet_skb_shape(struct sk_buff *skb, int ncookies)
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
skb_frag_t *f = &skb_shinfo(skb)->frags[i];
- docopy |= f->page_offset & 7;
+ docopy |= skb_frag_off(f) & 7;
}
if (((unsigned long)skb->data & 7) != VNET_PACKET_SKIP ||
skb_tailroom(skb) < pad ||
@@ -1143,9 +1144,9 @@ static inline struct sk_buff *vnet_skb_shape(struct sk_buff *skb, int ncookies)
nskb->protocol = skb->protocol;
offset = skb_mac_header(skb) - skb->data;
skb_set_mac_header(nskb, offset);
- offset = skb_network_header(skb) - skb->data;
+ offset = skb_network_offset(skb);
skb_set_network_header(nskb, offset);
- offset = skb_transport_header(skb) - skb->data;
+ offset = skb_transport_offset(skb);
skb_set_transport_header(nskb, offset);
offset = 0;
@@ -1168,7 +1169,7 @@ static inline struct sk_buff *vnet_skb_shape(struct sk_buff *skb, int ncookies)
*(__sum16 *)(skb->data + offset) = 0;
csum = skb_copy_and_csum_bits(skb, start,
nskb->data + start,
- skb->len - start, 0);
+ skb->len - start);
/* add in the header checksums */
if (skb->protocol == htons(ETH_P_IP)) {
@@ -1223,7 +1224,7 @@ vnet_handle_offloads(struct vnet_port *port, struct sk_buff *skb,
{
struct net_device *dev = VNET_PORT_TO_NET_DEVICE(port);
struct vio_dring_state *dr = &port->vio.drings[VIO_DRIVER_TX_RING];
- struct sk_buff *segs;
+ struct sk_buff *segs, *curr, *next;
int maclen, datalen;
int status;
int gso_size, gso_type, gso_segs;
@@ -1282,11 +1283,8 @@ vnet_handle_offloads(struct vnet_port *port, struct sk_buff *skb,
skb_reset_mac_header(skb);
status = 0;
- while (segs) {
- struct sk_buff *curr = segs;
-
- segs = segs->next;
- curr->next = NULL;
+ skb_list_walk_safe(segs, curr, next) {
+ skb_mark_not_on_list(curr);
if (port->tso && curr->len > dev->mtu) {
skb_shinfo(curr)->gso_size = gso_size;
skb_shinfo(curr)->gso_type = gso_type;
@@ -1353,27 +1351,12 @@ sunvnet_start_xmit_common(struct sk_buff *skb, struct net_device *dev,
if (vio_version_after_eq(&port->vio, 1, 3))
localmtu -= VLAN_HLEN;
- if (skb->protocol == htons(ETH_P_IP)) {
- struct flowi4 fl4;
- struct rtable *rt = NULL;
-
- memset(&fl4, 0, sizeof(fl4));
- fl4.flowi4_oif = dev->ifindex;
- fl4.flowi4_tos = RT_TOS(ip_hdr(skb)->tos);
- fl4.daddr = ip_hdr(skb)->daddr;
- fl4.saddr = ip_hdr(skb)->saddr;
-
- rt = ip_route_output_key(dev_net(dev), &fl4);
- if (!IS_ERR(rt)) {
- skb_dst_set(skb, &rt->dst);
- icmp_send(skb, ICMP_DEST_UNREACH,
- ICMP_FRAG_NEEDED,
- htonl(localmtu));
- }
- }
+ if (skb->protocol == htons(ETH_P_IP))
+ icmp_ndo_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED,
+ htonl(localmtu));
#if IS_ENABLED(CONFIG_IPV6)
else if (skb->protocol == htons(ETH_P_IPV6))
- icmpv6_send(skb, ICMPV6_PKT_TOOBIG, 0, localmtu);
+ icmpv6_ndo_send(skb, ICMPV6_PKT_TOOBIG, 0, localmtu);
#endif
goto out_dropped;
}
@@ -1530,17 +1513,16 @@ out_dropped:
(void)mod_timer(&port->clean_timer,
jiffies + VNET_CLEAN_TIMEOUT);
else if (port)
- del_timer(&port->clean_timer);
+ timer_delete(&port->clean_timer);
rcu_read_unlock();
- if (skb)
- dev_kfree_skb(skb);
+ dev_kfree_skb(skb);
vnet_free_skbs(freeskbs);
dev->stats.tx_dropped++;
return NETDEV_TX_OK;
}
EXPORT_SYMBOL_GPL(sunvnet_start_xmit_common);
-void sunvnet_tx_timeout_common(struct net_device *dev)
+void sunvnet_tx_timeout_common(struct net_device *dev, unsigned int txqueue)
{
/* XXX Implement me XXX */
}
@@ -1725,7 +1707,7 @@ EXPORT_SYMBOL_GPL(sunvnet_port_free_tx_bufs_common);
void vnet_port_reset(struct vnet_port *port)
{
- del_timer(&port->clean_timer);
+ timer_delete(&port->clean_timer);
sunvnet_port_free_tx_bufs_common(port);
port->rmtu = 0;
port->tso = (port->vsw == 0); /* no tso in vsw, misbehaves in bridge */
generated by cgit (git 2.34.1) at 2025-12-24 21:57:43 +0000