Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit fe439dd0 authored by Jarek Poplawski's avatar Jarek Poplawski Committed by David S. Miller
Browse files

pkt_sched: Fix sch_tree_lock() 



Use new qdisc_root_sleeping_lock() instead of qdisc_root_lock() as
sch_tree_lock() because this lock could be used while dev is
deactivated, but we never need to use this with noop_qdisc as a root.

Signed-off-by: default avatarJarek Poplawski <jarkao2@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent f6f9b93f

include/net/sch_generic.h

+2 −2
Original line number Diff line number Diff line
@@ -232,12 +232,12 @@ static inline struct net_device *qdisc_dev(struct Qdisc *qdisc) 


static inline void sch_tree_lock(struct Qdisc *q)

{

	spin_lock_bh(qdisc_root_lock(q));

	spin_lock_bh(qdisc_root_sleeping_lock(q));

}



static inline void sch_tree_unlock(struct Qdisc *q)

{

	spin_unlock_bh(qdisc_root_lock(q));

	spin_unlock_bh(qdisc_root_sleeping_lock(q));

}



#define tcf_tree_lock(tp)	sch_tree_lock((tp)->q)