xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[SK_BUFF]: Introduce skb_copy_to_linear_data{_offset}

Browse Source 
To clearly state the intent of copying to linear sk_buffs, _offset being a
overly long variant but interesting for the sake of saving some bytes.

Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
This commit is contained in:
Arnaldo Carvalho de Melo
2007-03-31 11:55:19 -03:00
committed by David S. Miller
parent 3dbad80ac7
commit 27d7ff46a3
63 changed files with 185 additions and 127 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/net/wan/dscc4.c
View File

@@ -1904,7 +1904,8 @@ static struct sk_buff *dscc4_init_dummy_skb(struct dscc4_dev_priv *dpriv)
struct TxFD *tx_fd = dpriv->tx_fd + last;
skb->len = DUMMY_SKB_SIZE;
memcpy(skb->data, version, strlen(version)%DUMMY_SKB_SIZE);
skb_copy_to_linear_data(skb, version,
strlen(version) % DUMMY_SKB_SIZE);
tx_fd->state = FrameEnd | TO_STATE_TX(DUMMY_SKB_SIZE);
tx_fd->data = pci_map_single(dpriv->pci_priv->pdev, skb->data,
DUMMY_SKB_SIZE, PCI_DMA_TODEVICE);

2
drivers/net/wan/pc300_drv.c
View File

@@ -1759,7 +1759,7 @@ cpc_trace(struct net_device *dev, struct sk_buff *skb_main, char rx_tx)
skb->pkt_type = PACKET_HOST;
skb->len = 10 + skb_main->len;
memcpy(skb->data, dev->name, 5);
skb_copy_to_linear_data(skb, dev->name, 5);
skb->data[5] = '[';
skb->data[6] = rx_tx;
skb->data[7] = ']';

4
drivers/net/wan/pc300_tty.c
View File

@@ -1007,13 +1007,13 @@ static void cpc_tty_trace(pc300dev_t *dev, char* buf, int len, char rxtx)
skb->pkt_type = PACKET_HOST;
skb->len = 10 + len;
memcpy(skb->data,dev->dev->name,5);
skb_copy_to_linear_data(skb, dev->dev->name, 5);
skb->data[5] = '[';
skb->data[6] = rxtx;
skb->data[7] = ']';
skb->data[8] = ':';
skb->data[9] = ' ';
memcpy(&skb->data[10], buf, len);
skb_copy_to_linear_data_offset(skb, 10, buf, len);
netif_rx(skb);
}

2
drivers/net/wan/z85230.c
View File

@@ -1656,7 +1656,7 @@ static void z8530_rx_done(struct z8530_channel *c)
else
{
skb_put(skb, ct);
memcpy(skb->data, rxb, ct);
skb_copy_to_linear_data(skb, rxb, ct);
c->stats.rx_packets++;
c->stats.rx_bytes+=ct;
}