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authorDavid S. Miller <davem@davemloft.net>2009-10-27 01:03:26 -0700
committerDavid S. Miller <davem@davemloft.net>2009-10-27 01:03:26 -0700
commitcfadf853f6cd9689f79a63ca960c6f9d6665314f (patch)
tree35418e342d9783f0974ea33ef03875aa21d2362a /net/core/pktgen.c
parent05423b241311c9380b7280179295bac7794281b6 (diff)
parentf568a926a353d6816b3704d7367f34371df44ce7 (diff)
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Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/net/sh_eth.c
Diffstat (limited to 'net/core/pktgen.c')
-rw-r--r--net/core/pktgen.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 1da0e038df78..5ce017bf4afa 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -335,6 +335,7 @@ struct pktgen_dev {
__u32 cur_src_mac_offset;
__be32 cur_saddr;
__be32 cur_daddr;
+ __u16 ip_id;
__u16 cur_udp_dst;
__u16 cur_udp_src;
__u16 cur_queue_map;
@@ -2630,6 +2631,8 @@ static struct sk_buff *fill_packet_ipv4(struct net_device *odev,
iph->protocol = IPPROTO_UDP; /* UDP */
iph->saddr = pkt_dev->cur_saddr;
iph->daddr = pkt_dev->cur_daddr;
+ iph->id = htons(pkt_dev->ip_id);
+ pkt_dev->ip_id++;
iph->frag_off = 0;
iplen = 20 + 8 + datalen;
iph->tot_len = htons(iplen);
@@ -2641,24 +2644,26 @@ static struct sk_buff *fill_packet_ipv4(struct net_device *odev,
skb->dev = odev;
skb->pkt_type = PACKET_HOST;
- if (pkt_dev->nfrags <= 0)
+ if (pkt_dev->nfrags <= 0) {
pgh = (struct pktgen_hdr *)skb_put(skb, datalen);
- else {
+ memset(pgh + 1, 0, datalen - sizeof(struct pktgen_hdr));
+ } else {
int frags = pkt_dev->nfrags;
- int i;
+ int i, len;
pgh = (struct pktgen_hdr *)(((char *)(udph)) + 8);
if (frags > MAX_SKB_FRAGS)
frags = MAX_SKB_FRAGS;
if (datalen > frags * PAGE_SIZE) {
- skb_put(skb, datalen - frags * PAGE_SIZE);
+ len = datalen - frags * PAGE_SIZE;
+ memset(skb_put(skb, len), 0, len);
datalen = frags * PAGE_SIZE;
}
i = 0;
while (datalen > 0) {
- struct page *page = alloc_pages(GFP_KERNEL, 0);
+ struct page *page = alloc_pages(GFP_KERNEL | __GFP_ZERO, 0);
skb_shinfo(skb)->frags[i].page = page;
skb_shinfo(skb)->frags[i].page_offset = 0;
skb_shinfo(skb)->frags[i].size =