diff options
Diffstat (limited to 'include/net/sch_generic.h')
| -rw-r--r-- | include/net/sch_generic.h | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index 84d25f2e6188..e5569625d2a5 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -193,6 +193,11 @@ static inline struct Qdisc *qdisc_root(struct Qdisc *qdisc) return qdisc->dev_queue->qdisc; } +static inline struct Qdisc *qdisc_root_sleeping(struct Qdisc *qdisc) +{ + return qdisc->dev_queue->qdisc_sleeping; +} + /* The qdisc root lock is a mechanism by which to top level * of a qdisc tree can be locked from any qdisc node in the * forest. This allows changing the configuration of some @@ -212,6 +217,14 @@ static inline spinlock_t *qdisc_root_lock(struct Qdisc *qdisc) return qdisc_lock(root); } +static inline spinlock_t *qdisc_root_sleeping_lock(struct Qdisc *qdisc) +{ + struct Qdisc *root = qdisc_root_sleeping(qdisc); + + ASSERT_RTNL(); + return qdisc_lock(root); +} + static inline struct net_device *qdisc_dev(struct Qdisc *qdisc) { return qdisc->dev_queue->dev; @@ -219,12 +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) |