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| author | Ingo Molnar <mingo@elte.hu> | 2008-12-25 13:51:46 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-12-25 13:51:46 +0100 |
| commit | 0b271ef4521756010675b1611bef20fd3096790d (patch) | |
| tree | 2c9d22a2c74122a9904e533df27f41d63ffef394 /include/linux/netdevice.h | |
| parent | b19b3c74c7bbec45a848631b8f970ac110665a01 (diff) | |
| parent | 4a6908a3a050aacc9c3a2f36b276b46c0629ad91 (diff) | |
Merge commit 'v2.6.28' into core/core
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); |