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[PATCH] sky2: ratelimit error messages

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Make sure and rate limit all the error messages that might occur. If a problem
occurs then a few messages are enough.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
This commit is contained in:
Stephen Hemminger 2006-01-17 13:43:17 -08:00 committed by Jeff Garzik
parent a036119f97
commit 3be92a7023
1 changed files with 27 additions and 17 deletions
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44
drivers/net/sky2.c
View file

@ -92,7 +92,7 @@
static const u32 default_msg =
NETIF_MSG_DRV | NETIF_MSG_PROBE | NETIF_MSG_LINK
| NETIF_MSG_TIMER | NETIF_MSG_TX_ERR | NETIF_MSG_RX_ERR
| NETIF_MSG_IFUP | NETIF_MSG_IFDOWN | NETIF_MSG_INTR;
| NETIF_MSG_IFUP | NETIF_MSG_IFDOWN;
static int debug = -1; /* defaults above */
module_param(debug, int, 0);
@ -1125,8 +1125,9 @@ static int sky2_xmit_frame(struct sk_buff *skb, struct net_device *dev)
*/
if (!netif_queue_stopped(dev)) {
netif_stop_queue(dev);
printk(KERN_WARNING PFX "%s: ring full when queue awake!\n",
dev->name);
if (net_ratelimit())
printk(KERN_WARNING PFX "%s: ring full when queue awake!\n",
dev->name);
}
spin_unlock(&sky2->tx_lock);
@ -1770,7 +1771,7 @@ oversize:
error:
++sky2->net_stats.rx_errors;
if (netif_msg_rx_err(sky2))
if (netif_msg_rx_err(sky2) && net_ratelimit())
printk(KERN_INFO PFX "%s: rx error, status 0x%x length %d\n",
sky2->netdev->name, status, length);
@ -1920,35 +1921,42 @@ static void sky2_hw_error(struct sky2_hw *hw, unsigned port, u32 status)
{
struct net_device *dev = hw->dev[port];
printk(KERN_INFO PFX "%s: hw error interrupt status 0x%x\n",
dev->name, status);
if (net_ratelimit())
printk(KERN_INFO PFX "%s: hw error interrupt status 0x%x\n",
dev->name, status);
if (status & Y2_IS_PAR_RD1) {
printk(KERN_ERR PFX "%s: ram data read parity error\n",
dev->name);
if (net_ratelimit())
printk(KERN_ERR PFX "%s: ram data read parity error\n",
dev->name);
/* Clear IRQ */
sky2_write16(hw, RAM_BUFFER(port, B3_RI_CTRL), RI_CLR_RD_PERR);
}
if (status & Y2_IS_PAR_WR1) {
printk(KERN_ERR PFX "%s: ram data write parity error\n",
dev->name);
if (net_ratelimit())
printk(KERN_ERR PFX "%s: ram data write parity error\n",
dev->name);
sky2_write16(hw, RAM_BUFFER(port, B3_RI_CTRL), RI_CLR_WR_PERR);
}
if (status & Y2_IS_PAR_MAC1) {
printk(KERN_ERR PFX "%s: MAC parity error\n", dev->name);
if (net_ratelimit())
printk(KERN_ERR PFX "%s: MAC parity error\n", dev->name);
sky2_write8(hw, SK_REG(port, TX_GMF_CTRL_T), GMF_CLI_TX_PE);
}
if (status & Y2_IS_PAR_RX1) {
printk(KERN_ERR PFX "%s: RX parity error\n", dev->name);
if (net_ratelimit())
printk(KERN_ERR PFX "%s: RX parity error\n", dev->name);
sky2_write32(hw, Q_ADDR(rxqaddr[port], Q_CSR), BMU_CLR_IRQ_PAR);
}
if (status & Y2_IS_TCP_TXA1) {
printk(KERN_ERR PFX "%s: TCP segmentation error\n", dev->name);
if (net_ratelimit())
printk(KERN_ERR PFX "%s: TCP segmentation error\n",
dev->name);
sky2_write32(hw, Q_ADDR(txqaddr[port], Q_CSR), BMU_CLR_IRQ_TCP);
}
}
@ -1964,8 +1972,9 @@ static void sky2_hw_intr(struct sky2_hw *hw)
u16 pci_err;
pci_read_config_word(hw->pdev, PCI_STATUS, &pci_err);
printk(KERN_ERR PFX "%s: pci hw error (0x%x)\n",
pci_name(hw->pdev), pci_err);
if (net_ratelimit())
printk(KERN_ERR PFX "%s: pci hw error (0x%x)\n",
pci_name(hw->pdev), pci_err);
sky2_write8(hw, B2_TST_CTRL1, TST_CFG_WRITE_ON);
pci_write_config_word(hw->pdev, PCI_STATUS,
@ -1979,8 +1988,9 @@ static void sky2_hw_intr(struct sky2_hw *hw)
pci_read_config_dword(hw->pdev, PEX_UNC_ERR_STAT, &pex_err);
printk(KERN_ERR PFX "%s: pci express error (0x%x)\n",
pci_name(hw->pdev), pex_err);
if (net_ratelimit())
printk(KERN_ERR PFX "%s: pci express error (0x%x)\n",
pci_name(hw->pdev), pex_err);
/* clear the interrupt */
sky2_write32(hw, B2_TST_CTRL1, TST_CFG_WRITE_ON);