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-rw-r--r--include/linux/skbuff.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index f19190820e63..b1e5bbfcc926 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -689,6 +689,7 @@ typedef unsigned char *sk_buff_data_t;
* CHECKSUM_UNNECESSARY (max 3)
* @dst_pending_confirm: need to confirm neighbour
* @decrypted: Decrypted SKB
+ * @slow_gro: state present at GRO time, slower prepare step required
* @napi_id: id of the NAPI struct this skb came from
* @sender_cpu: (aka @napi_id) source CPU in XPS
* @secmark: security marking
@@ -870,6 +871,7 @@ struct sk_buff {
#ifdef CONFIG_TLS_DEVICE
__u8 decrypted:1;
#endif
+ __u8 slow_gro:1;
#ifdef CONFIG_NET_SCHED
__u16 tc_index; /* traffic control index */
@@ -990,6 +992,7 @@ static inline struct dst_entry *skb_dst(const struct sk_buff *skb)
*/
static inline void skb_dst_set(struct sk_buff *skb, struct dst_entry *dst)
{
+ skb->slow_gro |= !!dst;
skb->_skb_refdst = (unsigned long)dst;
}
@@ -1006,6 +1009,7 @@ static inline void skb_dst_set(struct sk_buff *skb, struct dst_entry *dst)
static inline void skb_dst_set_noref(struct sk_buff *skb, struct dst_entry *dst)
{
WARN_ON(!rcu_read_lock_held() && !rcu_read_lock_bh_held());
+ skb->slow_gro = !!dst;
skb->_skb_refdst = (unsigned long)dst | SKB_DST_NOREF;
}
@@ -4216,6 +4220,7 @@ static inline unsigned long skb_get_nfct(const struct sk_buff *skb)
static inline void skb_set_nfct(struct sk_buff *skb, unsigned long nfct)
{
#if IS_ENABLED(CONFIG_NF_CONNTRACK)
+ skb->slow_gro |= !!nfct;
skb->_nfct = nfct;
#endif
}
@@ -4375,6 +4380,7 @@ static inline void nf_copy(struct sk_buff *dst, const struct sk_buff *src)
#if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
nf_conntrack_put(skb_nfct(dst));
#endif
+ dst->slow_gro = src->slow_gro;
__nf_copy(dst, src, true);
}