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authorLinus Torvalds <torvalds@linux-foundation.org>2008-12-15 19:30:22 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2008-12-15 19:30:22 -0500
commit7004405cb85cdc10074740705963d9ce3e887f47 (patch)
treec78a69420f7307ac04866d1ad4d9a9384054bdb0 /include
parentd2ff911882b6bc693d86ca9566daac70aacbb2b3 (diff)
parent4798a2b84ea5a98e4f36a815a646cb48ff521684 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: Phonet: keep TX queue disabled when the device is off SCHED: netem: Correct documentation comment in code. netfilter: update rwlock initialization for nat_table netlabel: Compiler warning and NULL pointer dereference fix e1000e: fix double release of mutex IA64: HP_SIMETH needs to depend upon NET netpoll: fix race on poll_list resulting in garbage entry ipv6: silence log messages for locally generated multicast sungem: improve ethtool output with internal pcs and serdes tcp: tcp_vegas cong avoid fix sungem: Make PCS PHY support partially work again.
Diffstat (limited to 'include')
-rw-r--r--include/linux/netdevice.h7
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
319{ 319{
320 NAPI_STATE_SCHED, /* Poll is scheduled */ 320 NAPI_STATE_SCHED, /* Poll is scheduled */
321 NAPI_STATE_DISABLE, /* Disable pending */ 321 NAPI_STATE_DISABLE, /* Disable pending */
322 NAPI_STATE_NPSVC, /* Netpoll - don't dequeue from poll_list */
322}; 323};
323 324
324extern void __napi_schedule(struct napi_struct *n); 325extern void __napi_schedule(struct napi_struct *n);
@@ -1497,6 +1498,12 @@ static inline void netif_rx_complete(struct net_device *dev,
1497{ 1498{
1498 unsigned long flags; 1499 unsigned long flags;
1499 1500
1501 /*
1502 * don't let napi dequeue from the cpu poll list
1503 * just in case its running on a different cpu
1504 */
1505 if (unlikely(test_bit(NAPI_STATE_NPSVC, &napi->state)))
1506 return;
1500 local_irq_save(flags); 1507 local_irq_save(flags);
1501 __netif_rx_complete(dev, napi); 1508 __netif_rx_complete(dev, napi);
1502 local_irq_restore(flags); 1509 local_irq_restore(flags);