diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-12-18 21:54:49 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-12-18 21:54:49 +0100 |
| commit | d110ec3a1e1f522e2e9dfceb9c36d6590c26d2d4 (patch) | |
| tree | 86b2f8f1d22b74b05239525c55bd42e3db6afc03 /include/linux/netdevice.h | |
| parent | 343e9099c8152daff20e10d6269edec21da44fc0 (diff) | |
| parent | 55dac3a5553b13891f0ae4bbd11920619b5436d4 (diff) | |
| download | kernel-crypto-d110ec3a1e1f522e2e9dfceb9c36d6590c26d2d4.tar.gz kernel-crypto-d110ec3a1e1f522e2e9dfceb9c36d6590c26d2d4.tar.xz kernel-crypto-d110ec3a1e1f522e2e9dfceb9c36d6590c26d2d4.zip | |
Merge branch 'linus' into core/rcu
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); |