diff options
Diffstat (limited to 'include/linux/skbuff.h')
| -rw-r--r-- | include/linux/skbuff.h | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 3b71a4e83642..c2d89335f637 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -498,7 +498,7 @@ struct sk_buff { * headers if needed */ __u8 encapsulation:1; - /* 7/9 bit hole (depending on ndisc_nodetype presence) */ + /* 6/8 bit hole (depending on ndisc_nodetype presence) */ kmemcheck_bitfield_end(flags2); #if defined CONFIG_NET_DMA || defined CONFIG_NET_RX_BUSY_POLL @@ -1805,10 +1805,13 @@ static inline void pskb_trim_unique(struct sk_buff *skb, unsigned int len) */ static inline void skb_orphan(struct sk_buff *skb) { - if (skb->destructor) + if (skb->destructor) { skb->destructor(skb); - skb->destructor = NULL; - skb->sk = NULL; + skb->destructor = NULL; + skb->sk = NULL; + } else { + BUG_ON(skb->sk); + } } /** @@ -1902,8 +1905,8 @@ static inline struct sk_buff *netdev_alloc_skb_ip_align(struct net_device *dev, return __netdev_alloc_skb_ip_align(dev, length, GFP_ATOMIC); } -/* - * __skb_alloc_page - allocate pages for ps-rx on a skb and preserve pfmemalloc data +/** + * __skb_alloc_pages - allocate pages for ps-rx on a skb and preserve pfmemalloc data * @gfp_mask: alloc_pages_node mask. Set __GFP_NOMEMALLOC if not for network packet RX * @skb: skb to set pfmemalloc on if __GFP_MEMALLOC is used * @order: size of the allocation @@ -2356,6 +2359,10 @@ extern int skb_copy_datagram_from_iovec(struct sk_buff *skb, const struct iovec *from, int from_offset, int len); +extern int zerocopy_sg_from_iovec(struct sk_buff *skb, + const struct iovec *frm, + int offset, + size_t count); extern int skb_copy_datagram_const_iovec(const struct sk_buff *from, int offset, const struct iovec *to, @@ -2385,7 +2392,7 @@ extern void skb_split(struct sk_buff *skb, struct sk_buff *skb1, const u32 len); extern int skb_shift(struct sk_buff *tgt, struct sk_buff *skb, int shiftlen); -extern void skb_scrub_packet(struct sk_buff *skb); +extern void skb_scrub_packet(struct sk_buff *skb, bool xnet); extern struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features); |