Similar to the previous patch, but covering the dst field:
the slow_gro flag is additionally set when a dst is attached
to the skb
RFC -> v1:
- use the existing flag instead of adding a new one
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
*/
static inline void skb_dst_set(struct sk_buff *skb, struct dst_entry *dst)
{
+ skb->slow_gro |= !!dst;
skb->_skb_refdst = (unsigned long)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;
}
static inline void __skb_dst_copy(struct sk_buff *nskb, unsigned long refdst)
{
+ nskb->slow_gro |= !!refdst;
nskb->_skb_refdst = refdst;
if (!(nskb->_skb_refdst & SKB_DST_NOREF))
dst_clone(skb_dst(nskb));
dst = NULL;
skb->_skb_refdst = (unsigned long)dst;
+ skb->slow_gro |= !!dst;
}
return skb->_skb_refdst != 0UL;