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authorPatrick McHardy <kaber@trash.net>2007-03-23 11:30:04 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-25 22:27:58 -0700
commitc95e939508e64863a1c5c73a9e1a908784e06820 (patch)
tree35fb733cfa18f36379d0f88b1fbe8f860b40f902
parenta48b5a61448899040dfbd2e0cd55b06a2bd2466c (diff)
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[NET_SCHED]: qdisc: remove unnecessary memory barriers
We're holding dev->queue_lock in qdisc_watchdog_schedule and qdisc_watchdog_cancel, no need for the barriers. Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/sched/sch_api.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index 5b5bce0694e..2e863bdaa9a 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -322,7 +322,6 @@ void qdisc_watchdog_schedule(struct qdisc_watchdog *wd, psched_time_t expires)
ktime_t time;
wd->qdisc->flags |= TCQ_F_THROTTLED;
- smp_wmb();
time = ktime_set(0, 0);
time = ktime_add_ns(time, PSCHED_US2NS(expires));
hrtimer_start(&wd->timer, time, HRTIMER_MODE_ABS);
@@ -333,7 +332,6 @@ void qdisc_watchdog_cancel(struct qdisc_watchdog *wd)
{
hrtimer_cancel(&wd->timer);
wd->qdisc->flags &= ~TCQ_F_THROTTLED;
- smp_wmb();
}
EXPORT_SYMBOL(qdisc_watchdog_cancel);