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authorTakashi Iwai <tiwai@suse.de>2009-01-15 18:27:20 +0100
committerTakashi Iwai <tiwai@suse.de>2009-01-15 18:27:20 +0100
commitc0106d72b8d71696dbe9dc80e2c77d4ac63f7531 (patch)
treeca96d2baecb0555e36219ed6968dc8e306e530ca /net/core/skbuff.c
parent5852973c129cf7c7e6c229abb7250673fc2a50c9 (diff)
parenteff317d0834ad1ff03f747f6bc2d76b9a9c95160 (diff)
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Merge branch 'topic/asoc' into next/asoc
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;