summaryrefslogtreecommitdiffstats
path: root/net/core/skbuff.c
diff options
context:
space:
mode:
authorLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2009-01-08 13:22:55 +1100
committerLachlan McIlroy <lachlan@redback.melbourne.sgi.com>2009-01-08 13:22:55 +1100
commit6206aa8b2b9a45b4cf3ee31b7209b014be349fd9 (patch)
tree72c4223a2cc21bf055948eadb3b314ed0568ae9d /net/core/skbuff.c
parent95f8e302c04c0b0c6de35ab399a5551605eeb006 (diff)
parent9e42d0cf5020aaf217433cad1a224745241d212a (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'net/core/skbuff.c')
-rw-r--r--net/core/skbuff.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index b8d0abb2643..5110b359c75 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2594,6 +2594,17 @@ int skb_gro_receive(struct sk_buff **head, struct sk_buff *skb)
if (skb_shinfo(p)->frag_list)
goto merge;
+ else if (!skb_headlen(p) && !skb_headlen(skb) &&
+ skb_shinfo(p)->nr_frags + skb_shinfo(skb)->nr_frags <
+ MAX_SKB_FRAGS) {
+ memcpy(skb_shinfo(p)->frags + skb_shinfo(p)->nr_frags,
+ skb_shinfo(skb)->frags,
+ skb_shinfo(skb)->nr_frags * sizeof(skb_frag_t));
+
+ skb_shinfo(p)->nr_frags += skb_shinfo(skb)->nr_frags;
+ NAPI_GRO_CB(skb)->free = 1;
+ goto done;
+ }
headroom = skb_headroom(p);
nskb = netdev_alloc_skb(p->dev, headroom);
@@ -2613,6 +2624,7 @@ int skb_gro_receive(struct sk_buff **head, struct sk_buff *skb)
*NAPI_GRO_CB(nskb) = *NAPI_GRO_CB(p);
skb_shinfo(nskb)->frag_list = p;
+ skb_shinfo(nskb)->gso_size = skb_shinfo(p)->gso_size;
skb_header_release(p);
nskb->prev = p;
@@ -2627,11 +2639,12 @@ int skb_gro_receive(struct sk_buff **head, struct sk_buff *skb)
p = nskb;
merge:
- NAPI_GRO_CB(p)->count++;
p->prev->next = skb;
p->prev = skb;
skb_header_release(skb);
+done:
+ NAPI_GRO_CB(p)->count++;
p->data_len += skb->len;
p->truesize += skb->len;
p->len += skb->len;