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netdrv intel: disable VLAN filtering in promiscous mode

Telusuri Sumber 
As discussed in this thread:

http://www.mail-archive.com/netdev@vger.kernel.org/msg53976.html

promiscous mode means to disable *all* filters. Currently only unicast
and multicast filtering is disabled. This patch changes all Intel
drivers to also disable VLAN filtering.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Acked-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Acked-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy
2008-07-16 20:15:45 -07:00
committed by David S. Miller
orang tua 70efce27fc
melakukan 746b9f0228
5 mengubah file dengan 57 tambahan dan 27 penghapusan
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16
drivers/net/e1000e/netdev.c
Melihat File

@@ -1792,7 +1792,8 @@ static void e1000_vlan_rx_register(struct net_device *netdev,
if (adapter->flags & FLAG_HAS_HW_VLAN_FILTER) {
/* enable VLAN receive filtering */
rctl = er32(RCTL);
rctl |= E1000_RCTL_VFE;
if (!(netdev->flags & IFF_PROMISC))
rctl |= E1000_RCTL_VFE;
rctl &= ~E1000_RCTL_CFIEN;
ew32(RCTL, rctl);
e1000_update_mng_vlan(adapter);
@@ -2230,11 +2231,16 @@ static void e1000_set_multi(struct net_device *netdev)
if (netdev->flags & IFF_PROMISC) {
rctl |= (E1000_RCTL_UPE | E1000_RCTL_MPE);
} else if (netdev->flags & IFF_ALLMULTI) {
rctl |= E1000_RCTL_MPE;
rctl &= ~E1000_RCTL_UPE;
rctl &= ~E1000_RCTL_VFE;
} else {
rctl &= ~(E1000_RCTL_UPE | E1000_RCTL_MPE);
if (netdev->flags & IFF_ALLMULTI) {
rctl |= E1000_RCTL_MPE;
rctl &= ~E1000_RCTL_UPE;
} else {
rctl &= ~(E1000_RCTL_UPE | E1000_RCTL_MPE);
}
if (adapter->vlgrp && adapter->flags & FLAG_HAS_HW_VLAN_FILTER)
rctl |= E1000_RCTL_VFE;
}
ew32(RCTL, rctl);