diff options
author | David S. Miller <davem@davemloft.net> | 2008-04-02 22:35:23 -0700 |
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committer | David S. Miller <davem@davemloft.net> | 2008-04-02 22:35:23 -0700 |
commit | e1ec1b8ccdf0df6000faa8c2d985ca5f94157e5a (patch) | |
tree | 4e1ca325dde22f1ac21c9da0be509e87e922e604 /net/sched | |
parent | c0f39322c335412339dec16ebfd2a05ceba5ebcf (diff) | |
parent | 802fb176d8c635ae42da31b80841c26e8c7338a0 (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.c | 18 |
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) void __qdisc_run(struct net_device *dev) { - do { - if (!qdisc_restart(dev)) + unsigned long start_time = jiffies; + + while (qdisc_restart(dev)) { + if (netif_queue_stopped(dev)) + break; + + /* + * Postpone processing if + * 1. another process needs the CPU; + * 2. we've been doing it for too long. + */ + if (need_resched() || jiffies != start_time) { + netif_schedule(dev); break; - } while (!netif_queue_stopped(dev)); + } + } clear_bit(__LINK_STATE_QDISC_RUNNING, &dev->state); } |