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atl1: do not process interrupts in cycle in handler

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As the rx/tx handled inside napi handler, the cycle is
not needed now, because only the rx/tx need such kind of
processing.

Signed-off-by: Tony Zelenoff <antonz@parallels.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Tony Zelenoff
2012-04-13 06:09:53 +00:00
committed by David S. Miller
parent 73650f28ae
commit 2a9bc71e9a
2 changed files with 49 additions and 54 deletions
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15
drivers/net/ethernet/atheros/atlx/atl1.c
View File

@@ -2499,13 +2499,11 @@ static irqreturn_t atl1_intr(int irq, void *data)
{ {
struct atl1_adapter *adapter = netdev_priv(data); struct atl1_adapter *adapter = netdev_priv(data);
u32 status; u32 status;
int max_ints = 10;
status = adapter->cmb.cmb->int_stats; status = adapter->cmb.cmb->int_stats;
if (!status) if (!status)
return IRQ_NONE; return IRQ_NONE;
do {
/* clear CMB interrupt status at once */ /* clear CMB interrupt status at once */
adapter->cmb.cmb->int_stats = 0; adapter->cmb.cmb->int_stats = 0;
@@ -2549,9 +2547,8 @@ static irqreturn_t atl1_intr(int irq, void *data)
} }
/* transmit or receive event */ /* transmit or receive event */
if (status & (ISR_CMB_TX | ISR_CMB_RX) && if (status & (ISR_CMB_TX | ISR_CMB_RX))
atl1_sched_rings_clean(adapter)) atl1_sched_rings_clean(adapter);
break;
/* rx exception */ /* rx exception */
if (unlikely(status & (ISR_RXF_OV | ISR_RFD_UNRUN | if (unlikely(status & (ISR_RXF_OV | ISR_RFD_UNRUN |
@@ -2562,15 +2559,9 @@ static irqreturn_t atl1_intr(int irq, void *data)
&adapter->pdev->dev, &adapter->pdev->dev,
"rx exception, ISR = 0x%x\n", "rx exception, ISR = 0x%x\n",
status); status);
if (atl1_sched_rings_clean(adapter)) atl1_sched_rings_clean(adapter);
break;
} }
if (--max_ints < 0)
break;
} while ((status = adapter->cmb.cmb->int_stats));
/* re-enable Interrupt */ /* re-enable Interrupt */
iowrite32(ISR_DIS_SMB | ISR_DIS_DMA, adapter->hw.hw_addr + REG_ISR); iowrite32(ISR_DIS_SMB | ISR_DIS_DMA, adapter->hw.hw_addr + REG_ISR);
return IRQ_HANDLED; return IRQ_HANDLED;

4
scripts/mod/file2alias.c
View File

@@ -1100,6 +1100,10 @@ void handle_moddevtable(struct module *mod, struct elf_info *info,
if (!sym->st_shndx || get_secindex(info, sym) >= info->num_sections) if (!sym->st_shndx || get_secindex(info, sym) >= info->num_sections)
return; return;
/* We're looking for an object */
if (ELF_ST_TYPE(sym->st_info) != STT_OBJECT)
return;
/* All our symbols are of form <prefix>__mod_XXX_device_table. */ /* All our symbols are of form <prefix>__mod_XXX_device_table. */
name = strstr(symname, "__mod_"); name = strstr(symname, "__mod_");
if (!name) if (!name)