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Subject[PATCH 3/4] net: make forcedeth to use kmalloc_node and __netdev_alloc_skb for skb allocation
[PATCH 3/4] net: make forcedeth to use kmalloc_node and __netdev_alloc_skb for skb allocation

Signed-off-by: Yinghai Lu <yinghai.lu@sun.com>

diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index 42ba1c0..aa188f4 100644
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -1383,7 +1383,8 @@ static int nv_alloc_rx(struct net_device *dev)
less_rx = np->last_rx.orig;

while (np->put_rx.orig != less_rx) {
- struct sk_buff *skb = dev_alloc_skb(np->rx_buf_sz + NV_RX_ALLOC_PAD);
+ struct sk_buff *skb = __netdev_alloc_skb(dev, np->rx_buf_sz +
+ NV_RX_ALLOC_PAD, GFP_ATOMIC);
if (skb) {
np->put_rx_ctx->skb = skb;
np->put_rx_ctx->dma = pci_map_single(np->pci_dev,
@@ -1415,7 +1416,8 @@ static int nv_alloc_rx_optimized(struct net_device *dev)
less_rx = np->last_rx.ex;

while (np->put_rx.ex != less_rx) {
- struct sk_buff *skb = dev_alloc_skb(np->rx_buf_sz + NV_RX_ALLOC_PAD);
+ struct sk_buff *skb = __netdev_alloc_skb(dev, np->rx_buf_sz +
+ NV_RX_ALLOC_PAD, GFP_ATOMIC);
if (skb) {
np->put_rx_ctx->skb = skb;
np->put_rx_ctx->dma = pci_map_single(np->pci_dev,
@@ -3976,8 +3978,10 @@ static int nv_set_ringparam(struct net_device *dev, struct ethtool_ringparam* ri
sizeof(struct ring_desc_ex) * (ring->rx_pending + ring->tx_pending),
&ring_addr);
}
- rx_skbuff = kmalloc(sizeof(struct nv_skb_map) * ring->rx_pending, GFP_KERNEL);
- tx_skbuff = kmalloc(sizeof(struct nv_skb_map) * ring->tx_pending, GFP_KERNEL);
+ rx_skbuff = kmalloc_node(sizeof(struct nv_skb_map) * ring->rx_pending,
+ GFP_KERNEL, dev_to_node(&dev->dev));
+ tx_skbuff = kmalloc_node(sizeof(struct nv_skb_map) * ring->tx_pending,
+ GFP_KERNEL, dev_to_node(&dev->dev));
if (!rxtx_ring || !rx_skbuff || !tx_skbuff) {
/* fall back to old rings */
if (np->desc_ver == DESC_VER_1 || np->desc_ver == DESC_VER_2) {
@@ -4372,7 +4376,7 @@ static int nv_loopback_test(struct net_device *dev)

/* setup packet for tx */
pkt_len = ETH_DATA_LEN;
- tx_skb = dev_alloc_skb(pkt_len);
+ tx_skb = __netdev_alloc_skb(dev, pkt_len, GFP_ATOMIC);
if (!tx_skb) {
printk(KERN_ERR "dev_alloc_skb() failed during loopback test"
" of %s\n", dev->name);
@@ -4976,6 +4980,8 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
dev->base_addr = (unsigned long)np->base;

dev->irq = pci_dev->irq;
+ printk(KERN_INFO "nv_probe: numa_node : %02d\n",
+ dev_to_node(&pci_dev->dev));

np->rx_ring_size = RX_RING_DEFAULT;
np->tx_ring_size = TX_RING_DEFAULT;
@@ -4995,8 +5001,11 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
goto out_unmap;
np->tx_ring.ex = &np->rx_ring.ex[np->rx_ring_size];
}
- np->rx_skb = kmalloc(sizeof(struct nv_skb_map) * np->rx_ring_size, GFP_KERNEL);
- np->tx_skb = kmalloc(sizeof(struct nv_skb_map) * np->tx_ring_size, GFP_KERNEL);
+ np->rx_skb = kmalloc_node(sizeof(struct nv_skb_map) * np->rx_ring_size,
+ GFP_KERNEL, dev_to_node(&pci_dev->dev));
+ np->tx_skb = kmalloc_node(sizeof(struct nv_skb_map) * np->tx_ring_size,
+ GFP_KERNEL, dev_to_node(&pci_dev->dev));
+
if (!np->rx_skb || !np->tx_skb)
goto out_freering;
memset(np->rx_skb, 0, sizeof(struct nv_skb_map) * np->rx_ring_size);
-
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