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authorDavid S. Miller <davem@davemloft.net>2009-02-09 23:22:21 -0800
committerDavid S. Miller <davem@davemloft.net>2009-02-09 23:22:21 -0800
commit0ecc103aec454288cbaa5a33d8960ab3467e8a11 (patch)
treed911ae41c303a575913b8aca2a49f4acaaf0fc93 /drivers/net
parentppp: section fixes re netns (diff)
parentbridge: Fix LRO crash with tun (diff)
downloadlinux-dev-0ecc103aec454288cbaa5a33d8960ab3467e8a11.tar.xz
linux-dev-0ecc103aec454288cbaa5a33d8960ab3467e8a11.zip
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/gianfar.c
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/gianfar.c6
-rw-r--r--drivers/net/netxen/netxen_nic.h2
-rw-r--r--drivers/net/netxen/netxen_nic_main.c13
-rw-r--r--drivers/net/tulip/de2104x.c3
-rw-r--r--drivers/net/tun.c10
5 files changed, 29 insertions, 5 deletions
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 802a9516ce41..a64a4385f5a5 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -1668,6 +1668,12 @@ static void gfar_schedule_cleanup(struct net_device *dev)
if (napi_schedule_prep(&priv->napi)) {
gfar_write(&priv->regs->imask, IMASK_RTX_DISABLED);
__napi_schedule(&priv->napi);
+ } else {
+ /*
+ * Clear IEVENT, so interrupts aren't called again
+ * because of the packets that have already arrived.
+ */
+ gfar_write(&priv->regs->ievent, IEVENT_RTX_MASK);
}
spin_unlock(&priv->rxlock);
diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h
index 9c78c963b721..f4dd9acb6877 100644
--- a/drivers/net/netxen/netxen_nic.h
+++ b/drivers/net/netxen/netxen_nic.h
@@ -1203,7 +1203,7 @@ typedef struct {
#define NETXEN_IS_MSI_FAMILY(adapter) \
((adapter)->flags & (NETXEN_NIC_MSI_ENABLED | NETXEN_NIC_MSIX_ENABLED))
-#define MSIX_ENTRIES_PER_ADAPTER 8
+#define MSIX_ENTRIES_PER_ADAPTER 1
#define NETXEN_MSIX_TBL_SPACE 8192
#define NETXEN_PCI_REG_MSIX_TBL 0x44
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index ada462e94c96..5597c754f127 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -76,6 +76,7 @@ static void netxen_nic_poll_controller(struct net_device *netdev);
#endif
static irqreturn_t netxen_intr(int irq, void *data);
static irqreturn_t netxen_msi_intr(int irq, void *data);
+static irqreturn_t netxen_msix_intr(int irq, void *data);
/* PCI Device ID Table */
#define ENTRY(device) \
@@ -1084,7 +1085,9 @@ static int netxen_nic_open(struct net_device *netdev)
for (ring = 0; ring < adapter->max_rds_rings; ring++)
netxen_post_rx_buffers(adapter, ctx, ring);
}
- if (NETXEN_IS_MSI_FAMILY(adapter))
+ if (adapter->flags & NETXEN_NIC_MSIX_ENABLED)
+ handler = netxen_msix_intr;
+ else if (adapter->flags & NETXEN_NIC_MSI_ENABLED)
handler = netxen_msi_intr;
else {
flags |= IRQF_SHARED;
@@ -1612,6 +1615,14 @@ static irqreturn_t netxen_msi_intr(int irq, void *data)
return IRQ_HANDLED;
}
+static irqreturn_t netxen_msix_intr(int irq, void *data)
+{
+ struct netxen_adapter *adapter = data;
+
+ napi_schedule(&adapter->napi);
+ return IRQ_HANDLED;
+}
+
static int netxen_nic_poll(struct napi_struct *napi, int budget)
{
struct netxen_adapter *adapter = container_of(napi, struct netxen_adapter, napi);
diff --git a/drivers/net/tulip/de2104x.c b/drivers/net/tulip/de2104x.c
index 0bf2114738be..d4c5ecc51f77 100644
--- a/drivers/net/tulip/de2104x.c
+++ b/drivers/net/tulip/de2104x.c
@@ -464,13 +464,14 @@ static void de_rx (struct de_private *de)
drop = 1;
rx_next:
- de->rx_ring[rx_tail].opts1 = cpu_to_le32(DescOwn);
if (rx_tail == (DE_RX_RING_SIZE - 1))
de->rx_ring[rx_tail].opts2 =
cpu_to_le32(RingEnd | de->rx_buf_sz);
else
de->rx_ring[rx_tail].opts2 = cpu_to_le32(de->rx_buf_sz);
de->rx_ring[rx_tail].addr1 = cpu_to_le32(mapping);
+ wmb();
+ de->rx_ring[rx_tail].opts1 = cpu_to_le32(DescOwn);
rx_tail = NEXT_RX(rx_tail);
}
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 0476549841ac..4825c52924bf 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -260,10 +260,16 @@ static int update_filter(struct tap_filter *filter, void __user *arg)
nexact = n;
- /* The rest is hashed */
+ /* Remaining multicast addresses are hashed,
+ * unicast will leave the filter disabled. */
memset(filter->mask, 0, sizeof(filter->mask));
- for (; n < uf.count; n++)
+ for (; n < uf.count; n++) {
+ if (!is_multicast_ether_addr(addr[n].u)) {
+ err = 0; /* no filter */
+ goto done;
+ }
addr_hash_set(filter->mask, addr[n].u);
+ }
/* For ALLMULTI just set the mask to all ones.
* This overrides the mask populated above. */