diff options
Diffstat (limited to 'include/linux/skbuff.h')
| -rw-r--r-- | include/linux/skbuff.h | 33 |
1 files changed, 6 insertions, 27 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 7632c87da2c..6a2c34e6d96 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -589,9 +589,6 @@ static inline struct sk_buff *alloc_skb_fclone(unsigned int size, return __alloc_skb(size, priority, SKB_ALLOC_FCLONE, NUMA_NO_NODE); } -extern void skb_recycle(struct sk_buff *skb); -extern bool skb_recycle_check(struct sk_buff *skb, int skb_size); - extern struct sk_buff *skb_morph(struct sk_buff *dst, struct sk_buff *src); extern int skb_copy_ubufs(struct sk_buff *skb, gfp_t gfp_mask); extern struct sk_buff *skb_clone(struct sk_buff *skb, @@ -846,13 +843,16 @@ static inline int skb_shared(const struct sk_buff *skb) * * NULL is returned on a memory allocation failure. */ -static inline struct sk_buff *skb_share_check(struct sk_buff *skb, - gfp_t pri) +static inline struct sk_buff *skb_share_check(struct sk_buff *skb, gfp_t pri) { might_sleep_if(pri & __GFP_WAIT); if (skb_shared(skb)) { struct sk_buff *nskb = skb_clone(skb, pri); - kfree_skb(skb); + + if (likely(nskb)) + consume_skb(skb); + else + kfree_skb(skb); skb = nskb; } return skb; @@ -2642,27 +2642,6 @@ static inline void skb_checksum_none_assert(const struct sk_buff *skb) bool skb_partial_csum_set(struct sk_buff *skb, u16 start, u16 off); -static inline bool skb_is_recycleable(const struct sk_buff *skb, int skb_size) -{ - if (irqs_disabled()) - return false; - - if (skb_shinfo(skb)->tx_flags & SKBTX_DEV_ZEROCOPY) - return false; - - if (skb_is_nonlinear(skb) || skb->fclone != SKB_FCLONE_UNAVAILABLE) - return false; - - skb_size = SKB_DATA_ALIGN(skb_size + NET_SKB_PAD); - if (skb_end_offset(skb) < skb_size) - return false; - - if (skb_shared(skb) || skb_cloned(skb)) - return false; - - return true; -} - /** * skb_head_is_locked - Determine if the skb->head is locked down * @skb: skb to check |