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Date: Wed, 30 Jul 2014 14:51:19 +0400 From: Dmitry Popov <ixaphire@...tor.net> To: Zhouyi Zhou <zhouzhouyi@...il.com> Cc: <rdunlap@...radead.org>, <davem@...emloft.net>, <minipli@...glemail.com>, <brouer@...hat.com>, <steffen.klassert@...unet.com>, <fan.du@...driver.com>, <dborkman@...hat.com>, <fengguang.wu@...el.com>, <tgraf@...g.ch>, <linux-doc@...r.kernel.org>, <linux-kernel@...r.kernel.org>, <netdev@...r.kernel.org>, Zhouyi Zhou <yizhouzhou@....ac.cn> Subject: Re: [PATCH net-next] pktgen: add ttl option for pktgen On Wed, 30 Jul 2014 16:21:26 +0800 Zhouyi Zhou <zhouzhouyi@...il.com> wrote: > I think it is useful to add ttl option for pktgen, for example > if a some ISP want to test its network quality, it could set > ttl so that the tested links get the packet while end users won't > get it. It seems you're missing --- a/net/core/pktgen.c +++ b/net/core/pktgen.c @@ -2799,7 +2799,7 @@ static struct sk_buff *fill_packet_ipv4(struct net_device *odev, iph->ihl = 5; iph->version = 4; - iph->ttl = 32; + iph->ttl = pkt_dev->ttl; iph->tos = pkt_dev->tos; iph->protocol = IPPROTO_UDP; /* UDP */ iph->saddr = pkt_dev->cur_saddr; -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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