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authorDavid S. Miller <davem@davemloft.net>2008-04-03 01:35:23 -0400
committerDavid S. Miller <davem@davemloft.net>2008-04-03 01:35:23 -0400
commite1ec1b8ccdf0df6000faa8c2d985ca5f94157e5a (patch)
tree4e1ca325dde22f1ac21c9da0be509e87e922e604 /net/sched
parentc0f39322c335412339dec16ebfd2a05ceba5ebcf (diff)
parent802fb176d8c635ae42da31b80841c26e8c7338a0 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/s2io.c
Diffstat (limited to 'net/sched')
-rw-r--r--net/sched/sch_generic.c18
1 files changed, 15 insertions, 3 deletions
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index 10b5c0887ff..b741618e4d5 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -184,10 +184,22 @@ static inline int qdisc_restart(struct net_device *dev)
184 184
185void __qdisc_run(struct net_device *dev) 185void __qdisc_run(struct net_device *dev)
186{ 186{
187 do { 187 unsigned long start_time = jiffies;
188 if (!qdisc_restart(dev)) 188
189 while (qdisc_restart(dev)) {
190 if (netif_queue_stopped(dev))
191 break;
192
193 /*
194 * Postpone processing if
195 * 1. another process needs the CPU;
196 * 2. we've been doing it for too long.
197 */
198 if (need_resched() || jiffies != start_time) {
199 netif_schedule(dev);
189 break; 200 break;
190 } while (!netif_queue_stopped(dev)); 201 }
202 }
191 203
192 clear_bit(__LINK_STATE_QDISC_RUNNING, &dev->state); 204 clear_bit(__LINK_STATE_QDISC_RUNNING, &dev->state);
193} 205}