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From: Stephen Hemminger <stephen@networkplumber.org>
To: dev@dpdk.org
Subject: Re: [RFC] pcapng: record received RSS hash in pcap file
Date: Fri, 21 Oct 2022 13:05:25 -0700	[thread overview]
Message-ID: <20221021130525.46732044@hermes.local> (raw)
In-Reply-To: <20220726213618.142173-1-stephen@networkplumber.org>

On Tue, 26 Jul 2022 14:36:19 -0700
Stephen Hemminger <stephen@networkplumber.org> wrote:

> There is an option for recording RSS hash with packets in the
> pcapng standard. This implements this for all received packets.
> 
> There is a corner case that can not be addressed with current
> DPDK API's. If using rte_flow() and some hardware it is possible
> to write a flow rule that uses another hash function like XOR.
> But there is no API that records this, or provides the algorithm
> info on a per-packet basis.
> 
> The current version of wireshark does not display the recorded
> hash option. But if we build it they will come.

Support for displaying RSS hash in record has been merged into
Wireshark for 4.1 release.

Could this please be acked and merged.

  parent reply	other threads:[~2022-10-21 20:05 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-26 21:36 [RFC] pcapng: record received RSS hash in pcap file Stephen Hemminger
2022-08-15 15:45 ` Stephen Hemminger
2022-10-21 20:05 ` Stephen Hemminger [this message]
2022-10-25 18:01   ` Ben Magistro
2022-10-27  8:29 ` David Marchand

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