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-rw-r--r--include/linux/skbuff.h25
1 files changed, 10 insertions, 15 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index ae836fded53..124f90cd5a3 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -190,9 +190,6 @@ struct skb_shared_info {
atomic_t dataref;
unsigned short nr_frags;
unsigned short gso_size;
-#ifdef CONFIG_HAS_DMA
- dma_addr_t dma_head;
-#endif
/* Warning: this field is not always filled in (UFO)! */
unsigned short gso_segs;
unsigned short gso_type;
@@ -201,9 +198,6 @@ struct skb_shared_info {
struct sk_buff *frag_list;
struct skb_shared_hwtstamps hwtstamps;
skb_frag_t frags[MAX_SKB_FRAGS];
-#ifdef CONFIG_HAS_DMA
- dma_addr_t dma_maps[MAX_SKB_FRAGS];
-#endif
/* Intermediate layers must ensure that destructor_arg
* remains valid until skb destructor */
void * destructor_arg;
@@ -315,22 +309,23 @@ struct sk_buff {
struct sk_buff *next;
struct sk_buff *prev;
- struct sock *sk;
ktime_t tstamp;
+
+ struct sock *sk;
struct net_device *dev;
- unsigned long _skb_dst;
-#ifdef CONFIG_XFRM
- struct sec_path *sp;
-#endif
/*
* This is the control buffer. It is free to use for every
* layer. Please put your private variables there. If you
* want to keep them across layers you have to do a skb_clone()
* first. This is owned by whoever has the skb queued ATM.
*/
- char cb[48];
+ char cb[48] __aligned(8);
+ unsigned long _skb_dst;
+#ifdef CONFIG_XFRM
+ struct sec_path *sp;
+#endif
unsigned int len,
data_len;
__u16 mac_len,
@@ -354,8 +349,8 @@ struct sk_buff {
ipvs_property:1,
peeked:1,
nf_trace:1;
- __be16 protocol:16;
kmemcheck_bitfield_end(flags1);
+ __be16 protocol;
void (*destructor)(struct sk_buff *skb);
#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
@@ -738,7 +733,7 @@ static inline struct sk_buff *skb_unshare(struct sk_buff *skb,
}
/**
- * skb_peek
+ * skb_peek - peek at the head of an &sk_buff_head
* @list_: list to peek at
*
* Peek an &sk_buff. Unlike most other operations you _MUST_
@@ -759,7 +754,7 @@ static inline struct sk_buff *skb_peek(struct sk_buff_head *list_)
}
/**
- * skb_peek_tail
+ * skb_peek_tail - peek at the tail of an &sk_buff_head
* @list_: list to peek at
*
* Peek an &sk_buff. Unlike most other operations you _MUST_