pkt_sched: Kill qdisc_lock_tree usage in cls_route.c
It just wants the qdisc tree to be synchronized, so grabbing qdisc_root_lock() is sufficient. Signed-off-by: David S. Miller <davem@davemloft.net>
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55dbc640c3
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15b458fa65
1 changed files with 7 additions and 5 deletions
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@ -73,11 +73,13 @@ static __inline__ int route4_fastmap_hash(u32 id, int iif)
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}
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static inline
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void route4_reset_fastmap(struct net_device *dev, struct route4_head *head, u32 id)
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void route4_reset_fastmap(struct Qdisc *q, struct route4_head *head, u32 id)
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{
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qdisc_lock_tree(dev);
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spinlock_t *root_lock = qdisc_root_lock(q);
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spin_lock_bh(root_lock);
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memset(head->fastmap, 0, sizeof(head->fastmap));
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qdisc_unlock_tree(dev);
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spin_unlock_bh(root_lock);
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}
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static inline void
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@ -302,7 +304,7 @@ static int route4_delete(struct tcf_proto *tp, unsigned long arg)
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*fp = f->next;
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tcf_tree_unlock(tp);
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route4_reset_fastmap(qdisc_dev(tp->q), head, f->id);
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route4_reset_fastmap(tp->q, head, f->id);
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route4_delete_filter(tp, f);
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/* Strip tree */
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@ -500,7 +502,7 @@ reinsert:
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}
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tcf_tree_unlock(tp);
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route4_reset_fastmap(qdisc_dev(tp->q), head, f->id);
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route4_reset_fastmap(tp->q, head, f->id);
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*arg = (unsigned long)f;
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return 0;
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