From c95e939508e64863a1c5c73a9e1a908784e06820 Mon Sep 17 00:00:00 2001 From: Patrick McHardy Date: Fri, 23 Mar 2007 11:30:04 -0700 Subject: [PATCH] [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 Signed-off-by: David S. Miller --- net/sched/sch_api.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c index 5b5bce0694e2..2e863bdaa9a1 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); -- 2.20.1