Skip to content

Commit

Permalink
netdrv: don't truncate VLAN TCI with VLAN stripping
Browse files Browse the repository at this point in the history 
The vlan_hwaccel_{rx,receive_skb} functions expect the full TCI field
for priority mappings, don't truncate the upper 4 bits.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Acked-by: Jeff Garzik <jgarzik@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
  • Loading branch information
Patrick McHardy authored and David S. Miller committed Jul 7, 2008
1 parent 4b5a698 commit 38b2219
Show file tree
Hide file tree
Showing 7 changed files with 11 additions and 18 deletions.
12 changes: 4 additions & 8 deletions drivers/net/e1000/e1000_main.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -4277,17 +4277,15 @@ e1000_clean_rx_irq(struct e1000_adapter *adapter,
if (unlikely(adapter->vlgrp &&
(status & E1000_RXD_STAT_VP))) {
vlan_hwaccel_receive_skb(skb, adapter->vlgrp,
le16_to_cpu(rx_desc->special) &
E1000_RXD_SPC_VLAN_MASK);
le16_to_cpu(rx_desc->special));
} else {
netif_receive_skb(skb);
}
#else /* CONFIG_E1000_NAPI */
if (unlikely(adapter->vlgrp &&
(status & E1000_RXD_STAT_VP))) {
vlan_hwaccel_rx(skb, adapter->vlgrp,
le16_to_cpu(rx_desc->special) &
E1000_RXD_SPC_VLAN_MASK);
le16_to_cpu(rx_desc->special));
} else {
netif_rx(skb);
}
Expand Down Expand Up @@ -4464,16 +4462,14 @@ e1000_clean_rx_irq_ps(struct e1000_adapter *adapter,
#ifdef CONFIG_E1000_NAPI
if (unlikely(adapter->vlgrp && (staterr & E1000_RXD_STAT_VP))) {
vlan_hwaccel_receive_skb(skb, adapter->vlgrp,
le16_to_cpu(rx_desc->wb.middle.vlan) &
E1000_RXD_SPC_VLAN_MASK);
le16_to_cpu(rx_desc->wb.middle.vlan));
} else {
netif_receive_skb(skb);
}
#else /* CONFIG_E1000_NAPI */
if (unlikely(adapter->vlgrp && (staterr & E1000_RXD_STAT_VP))) {
vlan_hwaccel_rx(skb, adapter->vlgrp,
le16_to_cpu(rx_desc->wb.middle.vlan) &
E1000_RXD_SPC_VLAN_MASK);
le16_to_cpu(rx_desc->wb.middle.vlan));
} else {
netif_rx(skb);
}
Expand Down
3 changes: 1 addition & 2 deletions drivers/net/e1000e/netdev.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -98,8 +98,7 @@ static void e1000_receive_skb(struct e1000_adapter *adapter,

if (adapter->vlgrp && (status & E1000_RXD_STAT_VP))
vlan_hwaccel_receive_skb(skb, adapter->vlgrp,
le16_to_cpu(vlan) &
E1000_RXD_SPC_VLAN_MASK);
le16_to_cpu(vlan));
else
netif_receive_skb(skb);

Expand Down
3 changes: 1 addition & 2 deletions drivers/net/igb/igb_main.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -3391,8 +3391,7 @@ static void igb_receive_skb(struct igb_adapter *adapter, u8 status, __le16 vlan,
{
if (adapter->vlgrp && (status & E1000_RXD_STAT_VP))
vlan_hwaccel_receive_skb(skb, adapter->vlgrp,
le16_to_cpu(vlan) &
E1000_RXD_SPC_VLAN_MASK);
le16_to_cpu(vlan));
else
netif_receive_skb(skb);
}
Expand Down
6 changes: 2 additions & 4 deletions drivers/net/ixgb/ixgb_main.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -2045,16 +2045,14 @@ ixgb_clean_rx_irq(struct ixgb_adapter *adapter)
#ifdef CONFIG_IXGB_NAPI
if(adapter->vlgrp && (status & IXGB_RX_DESC_STATUS_VP)) {
vlan_hwaccel_receive_skb(skb, adapter->vlgrp,
le16_to_cpu(rx_desc->special) &
IXGB_RX_DESC_SPECIAL_VLAN_MASK);
le16_to_cpu(rx_desc->special));
} else {
netif_receive_skb(skb);
}
#else /* CONFIG_IXGB_NAPI */
if(adapter->vlgrp && (status & IXGB_RX_DESC_STATUS_VP)) {
vlan_hwaccel_rx(skb, adapter->vlgrp,
le16_to_cpu(rx_desc->special) &
IXGB_RX_DESC_SPECIAL_VLAN_MASK);
le16_to_cpu(rx_desc->special));
} else {
netif_rx(skb);
}
Expand Down
2 changes: 1 addition & 1 deletion drivers/net/starfire.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -1510,7 +1510,7 @@ static int __netdev_rx(struct net_device *dev, int *quota)
if (debug > 4)
printk(KERN_DEBUG " netdev_rx() vlanid = %d\n", le16_to_cpu(desc->vlanid));
/* vlan_netdev_receive_skb() expects a packet with the VLAN tag stripped out */
vlan_netdev_receive_skb(skb, np->vlgrp, le16_to_cpu(desc->vlanid) & VLAN_VID_MASK);
vlan_netdev_receive_skb(skb, np->vlgrp, le16_to_cpu(desc->vlanid));
} else
#endif /* VLAN_SUPPORT */
netdev_receive_skb(skb);
Expand Down
2 changes: 1 addition & 1 deletion drivers/net/tehuti.c
View file
Original file line number Diff line number Diff line change
Expand Up @@ -1165,7 +1165,7 @@ NETIF_RX_MUX(struct bdx_priv *priv, u32 rxd_val1, u16 rxd_vlan,
GET_RXD_VLAN_ID(rxd_vlan))->name);
/* NAPI variant of receive functions */
vlan_hwaccel_receive_skb(skb, priv->vlgrp,
GET_RXD_VLAN_ID(rxd_vlan));
GET_RXD_VLAN_TCI(rxd_vlan));
} else {
netif_receive_skb(skb);
}
Expand Down
1 change: 1 addition & 0 deletions drivers/net/tehuti.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -309,6 +309,7 @@ struct rxf_desc {
#define GET_RXD_PKT_ID(x) GET_BITS_SHIFT((x), 3, 28)
#define GET_RXD_VTAG(x) GET_BITS_SHIFT((x), 1, 31)
#define GET_RXD_VLAN_ID(x) GET_BITS_SHIFT((x), 12, 0)
#define GET_RXD_VLAN_TCI(x) GET_BITS_SHIFT((x), 16, 0)
#define GET_RXD_CFI(x) GET_BITS_SHIFT((x), 1, 12)
#define GET_RXD_PRIO(x) GET_BITS_SHIFT((x), 3, 13)

Expand Down

0 comments on commit 38b2219

Please sign in to comment.