diff --git a/net/core/skbuff.c b/net/core/skbuff.c index c2c53c1c31aaa..1cf7ff4257cbd 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -1807,6 +1807,7 @@ struct sk_buff *__pskb_copy_fclone(struct sk_buff *skb, int headroom, skb_frag_ref(skb, i); } skb_shinfo(n)->nr_frags = i; + skb_shinfo(n)->tx_flags |= skb_shinfo(skb)->tx_flags & SKBTX_SHARED_FRAG; } if (skb_has_frag_list(skb)) { @@ -3696,6 +3697,8 @@ int skb_shift(struct sk_buff *tgt, struct sk_buff *skb, int shiftlen) tgt->ip_summed = CHECKSUM_PARTIAL; skb->ip_summed = CHECKSUM_PARTIAL; + skb_shinfo(tgt)->tx_flags |= skb_shinfo(skb)->tx_flags & SKBTX_SHARED_FRAG; + /* Yak, is it really working this way? Some helper please? */ skb->len -= shiftlen; skb->data_len -= shiftlen; @@ -4119,6 +4122,8 @@ int skb_gro_receive_list(struct sk_buff *p, struct sk_buff *skb) p->truesize += skb->truesize; p->len += skb->len; + skb_shinfo(p)->tx_flags |= skb_shinfo(skb)->tx_flags & SKBTX_SHARED_FRAG; + NAPI_GRO_CB(skb)->same_flow = 1; return 0; @@ -4586,10 +4591,12 @@ int skb_gro_receive(struct sk_buff *p, struct sk_buff *skb) p->data_len += len; p->truesize += delta_truesize; p->len += len; + skb_shinfo(p)->tx_flags |= skbinfo->tx_flags & SKBTX_SHARED_FRAG; if (lp != p) { lp->data_len += len; lp->truesize += delta_truesize; lp->len += len; + skb_shinfo(lp)->tx_flags |= skbinfo->tx_flags & SKBTX_SHARED_FRAG; } NAPI_GRO_CB(skb)->same_flow = 1; return 0; @@ -5576,6 +5583,8 @@ bool skb_try_coalesce(struct sk_buff *to, struct sk_buff *from, from_shinfo->frags, from_shinfo->nr_frags * sizeof(skb_frag_t)); to_shinfo->nr_frags += from_shinfo->nr_frags; + if (from_shinfo->nr_frags) + to_shinfo->tx_flags |= from_shinfo->tx_flags & SKBTX_SHARED_FRAG; if (!skb_cloned(from)) from_shinfo->nr_frags = 0; diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c index 2ff1a109f464a..e16b1e369c159 100644 --- a/net/ipv6/esp6.c +++ b/net/ipv6/esp6.c @@ -971,7 +971,8 @@ static int esp6_input(struct xfrm_state *x, struct sk_buff *skb) nfrags = 1; goto skip_cow; - } else if (!skb_has_frag_list(skb)) { + } else if (!skb_has_frag_list(skb) && + !skb_has_shared_frag(skb)) { nfrags = skb_shinfo(skb)->nr_frags; nfrags++;