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From: Stephen Hemminger <stephen@networkplumber.org>
To: ido g <ido@cgstowernetworks.com>
Cc: Ferruh Yigit <ferruh.yigit@intel.com>, dev@dpdk.org
Subject: Re: [PATCH] net/pcap: support MTU set
Date: Thu, 17 Mar 2022 11:20:47 -0700	[thread overview]
Message-ID: <20220317112047.2d8d4f8a@hermes.local> (raw)
In-Reply-To: <20220317174347.110909-1-ido@cgstowernetworks.com>

On Thu, 17 Mar 2022 19:43:47 +0200
ido g <ido@cgstowernetworks.com> wrote:

> +		if (unlikely(header.caplen > dev->data->mtu)) {
> +			pcap_q->rx_stat.err_pkts++;
> +			rte_pktmbuf_free(mbuf);
> +			break;
> +		}

MTU should only be enforced on transmit.
Other real network devices allow oversized packets.

Since the pcap file is something user provides, if you don't want that then use something
to filter the file.

  reply	other threads:[~2022-03-17 18:20 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-17 17:43 ido g
2022-03-17 18:20 ` Stephen Hemminger [this message]
2022-03-17 19:11   ` Ido Goshen
2022-03-22 13:02     ` Ido Goshen
2022-04-26 17:03       ` Ferruh Yigit
2022-04-27 18:21         ` Ido Goshen
2022-04-27 19:14           ` Stephen Hemminger
2022-05-23  7:48             ` Ido Goshen
2022-05-30 10:36 ` [PATCH v3] pcap: " Ido Goshen
2022-05-30 18:05   ` Ferruh Yigit
2022-05-31 13:12     ` Ido Goshen
2022-06-06  9:40     ` Ido Goshen
2022-06-06 16:21 ` [PATCH v4] " Ido Goshen
2022-06-06 17:10   ` Stephen Hemminger
2022-06-06 19:07     ` Ido Goshen
2022-06-07  6:27 ` [PATCH v5] pcap: support MTU set for linux interafces Ido Goshen
2022-06-08 16:04   ` [PATCH v6] " Ido Goshen
2022-06-08 16:23     ` Stephen Hemminger
2022-06-19  9:30 ` [PATCH v7 0/3] pcap: support MTU set for linux interfaces Ido Goshen
2022-06-19  9:30   ` [PATCH v7 1/3] " Ido Goshen
2022-06-19  9:30   ` [PATCH v7 2/3] pcap: support MTU set for linux interfaces TX enhancment Ido Goshen
2022-06-20 22:52     ` Stephen Hemminger
2022-06-21  9:07       ` Ido Goshen
2022-06-19  9:30   ` [PATCH v7 3/3] pcap: support MTU set for linux interfaces count ierrors Ido Goshen
2022-06-20  8:39 ` [PATCH v8 0/3] pcap: support MTU set for linux interfaces Ido Goshen
2022-06-20  8:39   ` [PATCH v8 1/3] " Ido Goshen
2022-06-20  8:39   ` [PATCH v8 2/3] pcap: support MTU set for linux interfaces TX enhancment Ido Goshen
2022-06-20  8:39   ` [PATCH v8 3/3] pcap: support MTU set for linux interfaces count ierrors Ido Goshen
2023-07-04 17:43 ` [PATCH] pcap: support MTU set Stephen Hemminger
2023-07-04 21:02 ` [PATCH v2] " Stephen Hemminger
2023-07-05 11:37   ` Ferruh Yigit
2023-07-05 15:18     ` Stephen Hemminger
2023-07-06 10:45       ` Ido Goshen
2023-07-10 16:45 ` [PATCH] net/pcap: " Stephen Hemminger
2023-07-10 17:46   ` Ferruh Yigit
2023-07-11  9:41     ` Ido Goshen

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