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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2023-08-30 16:06:38 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2023-08-30 16:06:38 -0700
commit1ac731c529cd4d6adbce134754b51ff7d822b145 (patch)
tree143ab3f35ca5f3b69f583c84e6964b17139c2ec1 /net/sched/sch_red.c
parent07b4c950f27bef0362dc6ad7ee713aab61d58149 (diff)
parent54116d442e001e1b6bd482122043b1870998a1f3 (diff)
Merge branch 'next' into for-linus
Prepare input updates for 6.6 merge window.
Diffstat (limited to 'net/sched/sch_red.c')
-rw-r--r--net/sched/sch_red.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index 98129324e157..16277b6a0238 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -321,12 +321,15 @@ static inline void red_adaptative_timer(struct timer_list *t)
{
struct red_sched_data *q = from_timer(q, t, adapt_timer);
struct Qdisc *sch = q->sch;
- spinlock_t *root_lock = qdisc_lock(qdisc_root_sleeping(sch));
+ spinlock_t *root_lock;
+ rcu_read_lock();
+ root_lock = qdisc_lock(qdisc_root_sleeping(sch));
spin_lock(root_lock);
red_adaptative_algo(&q->parms, &q->vars);
mod_timer(&q->adapt_timer, jiffies + HZ/2);
spin_unlock(root_lock);
+ rcu_read_unlock();
}
static int red_init(struct Qdisc *sch, struct nlattr *opt,