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-rw-r--r--include/net/sch_generic.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index ee9c9cb3014a..765a8b313d73 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -152,8 +152,8 @@ static inline bool qdisc_is_percpu_stats(const struct Qdisc *q)
static inline bool qdisc_is_empty(const struct Qdisc *qdisc)
{
if (qdisc_is_percpu_stats(qdisc))
- return qdisc->empty;
- return !qdisc->q.qlen;
+ return READ_ONCE(qdisc->empty);
+ return !READ_ONCE(qdisc->q.qlen);
}
static inline bool qdisc_run_begin(struct Qdisc *qdisc)
@@ -161,7 +161,7 @@ static inline bool qdisc_run_begin(struct Qdisc *qdisc)
if (qdisc->flags & TCQ_F_NOLOCK) {
if (!spin_trylock(&qdisc->seqlock))
return false;
- qdisc->empty = false;
+ WRITE_ONCE(qdisc->empty, false);
} else if (qdisc_is_running(qdisc)) {
return false;
}