diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/skbuff.h | 23 |
1 files changed, 2 insertions, 21 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index e9281b5b7f59..ef64cec42804 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h | |||
| @@ -717,9 +717,6 @@ static inline void skb_dst_set(struct sk_buff *skb, struct dst_entry *dst) | |||
| 717 | skb->_skb_refdst = (unsigned long)dst; | 717 | skb->_skb_refdst = (unsigned long)dst; |
| 718 | } | 718 | } |
| 719 | 719 | ||
| 720 | void __skb_dst_set_noref(struct sk_buff *skb, struct dst_entry *dst, | ||
| 721 | bool force); | ||
| 722 | |||
| 723 | /** | 720 | /** |
| 724 | * skb_dst_set_noref - sets skb dst, hopefully, without taking reference | 721 | * skb_dst_set_noref - sets skb dst, hopefully, without taking reference |
| 725 | * @skb: buffer | 722 | * @skb: buffer |
| @@ -732,24 +729,8 @@ void __skb_dst_set_noref(struct sk_buff *skb, struct dst_entry *dst, | |||
| 732 | */ | 729 | */ |
| 733 | static inline void skb_dst_set_noref(struct sk_buff *skb, struct dst_entry *dst) | 730 | static inline void skb_dst_set_noref(struct sk_buff *skb, struct dst_entry *dst) |
| 734 | { | 731 | { |
| 735 | __skb_dst_set_noref(skb, dst, false); | 732 | WARN_ON(!rcu_read_lock_held() && !rcu_read_lock_bh_held()); |
| 736 | } | 733 | skb->_skb_refdst = (unsigned long)dst | SKB_DST_NOREF; |
| 737 | |||
| 738 | /** | ||
| 739 | * skb_dst_set_noref_force - sets skb dst, without taking reference | ||
| 740 | * @skb: buffer | ||
| 741 | * @dst: dst entry | ||
| 742 | * | ||
| 743 | * Sets skb dst, assuming a reference was not taken on dst. | ||
| 744 | * No reference is taken and no dst_release will be called. While for | ||
| 745 | * cached dsts deferred reclaim is a basic feature, for entries that are | ||
| 746 | * not cached it is caller's job to guarantee that last dst_release for | ||
| 747 | * provided dst happens when nobody uses it, eg. after a RCU grace period. | ||
| 748 | */ | ||
| 749 | static inline void skb_dst_set_noref_force(struct sk_buff *skb, | ||
| 750 | struct dst_entry *dst) | ||
| 751 | { | ||
| 752 | __skb_dst_set_noref(skb, dst, true); | ||
| 753 | } | 734 | } |
| 754 | 735 | ||
| 755 | /** | 736 | /** |
