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| author | Ingo Molnar <mingo@elte.hu> | 2008-12-23 16:24:15 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-12-23 16:24:15 +0100 |
| commit | bf8bd66d0580f296f257d371ee41a0a137b541c7 (patch) | |
| tree | 4c7f7471005b4436d40ba52edd51214d12331f25 /include/linux/netdevice.h | |
| parent | 8ae936690972dfcad73d0dde1095b9f32af5ee95 (diff) | |
| parent | 1ccedb7cdba6886939dd8b4c8f965a826f696e56 (diff) | |
Merge branch 'x86/apic' into x86/irq
Conflicts:
arch/x86/kernel/apic.c
Diffstat (limited to 'include/linux/netdevice.h')
| -rw-r--r-- | include/linux/netdevice.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 9d77b1d7dca..e26f5495289 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -319,6 +319,7 @@ enum { NAPI_STATE_SCHED, /* Poll is scheduled */ NAPI_STATE_DISABLE, /* Disable pending */ + NAPI_STATE_NPSVC, /* Netpoll - don't dequeue from poll_list */ }; extern void __napi_schedule(struct napi_struct *n); @@ -1497,6 +1498,12 @@ static inline void netif_rx_complete(struct net_device *dev, { unsigned long flags; + /* + * don't let napi dequeue from the cpu poll list + * just in case its running on a different cpu + */ + if (unlikely(test_bit(NAPI_STATE_NPSVC, &napi->state))) + return; local_irq_save(flags); __netif_rx_complete(dev, napi); local_irq_restore(flags); |