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| author | Ingo Molnar <mingo@elte.hu> | 2009-01-27 12:01:51 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-01-27 12:01:51 +0100 |
| commit | 3ddeb51d9c83931c1ca6abf76a38934c5a1ed918 (patch) | |
| tree | fc2efb59d627135ea2199a8a68415b162646b121 /drivers/net/korina.c | |
| parent | 5a611268b69f05262936dd177205acbce4471358 (diff) | |
| parent | 5ee810072175042775e39bdd3eaaa68884c27805 (diff) | |
| download | linux-stable-3ddeb51d9c83931c1ca6abf76a38934c5a1ed918.tar.gz linux-stable-3ddeb51d9c83931c1ca6abf76a38934c5a1ed918.tar.bz2 linux-stable-3ddeb51d9c83931c1ca6abf76a38934c5a1ed918.zip | |
Merge branch 'linus' into core/percpu
Conflicts:
arch/x86/kernel/setup_percpu.c
Diffstat (limited to 'drivers/net/korina.c')
| -rw-r--r-- | drivers/net/korina.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/net/korina.c b/drivers/net/korina.c index 1d6e48e13366..75010cac76ac 100644 --- a/drivers/net/korina.c +++ b/drivers/net/korina.c @@ -416,6 +416,9 @@ static int korina_rx(struct net_device *dev, int limit) if (devcs & ETH_RX_MP) dev->stats.multicast++; + /* 16 bit align */ + skb_reserve(skb_new, 2); + lp->rx_skb[lp->rx_next_done] = skb_new; } @@ -740,6 +743,7 @@ static struct ethtool_ops netdev_ethtool_ops = { static void korina_alloc_ring(struct net_device *dev) { struct korina_private *lp = netdev_priv(dev); + struct sk_buff *skb; int i; /* Initialize the transmit descriptors */ @@ -755,8 +759,6 @@ static void korina_alloc_ring(struct net_device *dev) /* Initialize the receive descriptors */ for (i = 0; i < KORINA_NUM_RDS; i++) { - struct sk_buff *skb = lp->rx_skb[i]; - skb = dev_alloc_skb(KORINA_RBSIZE + 2); if (!skb) break; @@ -769,11 +771,12 @@ static void korina_alloc_ring(struct net_device *dev) lp->rd_ring[i].link = CPHYSADDR(&lp->rd_ring[i+1]); } - /* loop back */ - lp->rd_ring[i].link = CPHYSADDR(&lp->rd_ring[0]); - lp->rx_next_done = 0; + /* loop back receive descriptors, so the last + * descriptor points to the first one */ + lp->rd_ring[i - 1].link = CPHYSADDR(&lp->rd_ring[0]); + lp->rd_ring[i - 1].control |= DMA_DESC_COD; - lp->rd_ring[i].control |= DMA_DESC_COD; + lp->rx_next_done = 0; lp->rx_chain_head = 0; lp->rx_chain_tail = 0; lp->rx_chain_status = desc_empty; |