Merge branch 'sched-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

[karo-tx-linux.git] / net / core / pktgen.c

diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index b69455217ed6270fae1b3d6c4b011cf53b7a7f95..6eb8d47cbf3a563f7d6479183a1b6339afc839cb 100644 (file)
--- 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;
@@ -964,7 +965,7 @@ static ssize_t pktgen_if_write(struct file *file,
                if (value == 0x7FFFFFFF)
                        pkt_dev->delay = ULLONG_MAX;
                else
-                       pkt_dev->delay = (u64)value * NSEC_PER_USEC;
+                       pkt_dev->delay = (u64)value;
 
                sprintf(pg_result, "OK: delay=%llu",
                        (unsigned long long) pkt_dev->delay);
@@ -2212,7 +2213,7 @@ static void set_cur_queue_map(struct pktgen_dev *pkt_dev)
        if (pkt_dev->flags & F_QUEUE_MAP_CPU)
                pkt_dev->cur_queue_map = smp_processor_id();
 
-       else if (pkt_dev->queue_map_min < pkt_dev->queue_map_max) {
+       else if (pkt_dev->queue_map_min <= pkt_dev->queue_map_max) {
                __u16 t;
                if (pkt_dev->flags & F_QUEUE_MAP_RND) {
                        t = random32() %
@@ -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 =