From: Stephen Hemminger <stephen@networkplumber.org>
To: Maxime Leroy <maxime@leroys.fr>
Cc: dev@dpdk.org, stable@dpdk.org,
Aman Singh <aman.deep.singh@intel.com>,
Heqing Zhu <heqing.zhu@intel.com>,
Jijiang Liu <jijiang.liu@intel.com>,
Helin Zhang <helin.zhang@intel.com>,
Cunming Liang <cunming.liang@intel.com>,
Jing Chen <jing.d.chen@intel.com>
Subject: Re: [PATCH] app/testpmd: include IP fields in UDP RSS option
Date: Wed, 17 Jun 2026 14:12:41 -0700 [thread overview]
Message-ID: <20260617141241.39e58d77@phoenix.local> (raw)
In-Reply-To: <20260616093912.685791-1-maxime@leroys.fr>
On Tue, 16 Jun 2026 11:39:12 +0200
Maxime Leroy <maxime@leroys.fr> wrote:
> The --rss-udp option is documented as enabling IPv4/IPv6 + UDP RSS, but it
> currently sets the RSS hash functions to RTE_ETH_RSS_UDP only.
>
> On PMDs that translate this directly to L4 port extracts, this can build a
> L4-only RSS key. Add RTE_ETH_RSS_IP when --rss-udp is selected so the
> configured key matches the documented IPv4/IPv6 + UDP behavior.
>
> Make --rss-ip additive as well, so combining --rss-ip and --rss-udp is
> order-independent.
>
> Fixes: 8a387fa85f02 ("ethdev: more RSS flags")
> Cc: stable@dpdk.org
> Signed-off-by: Maxime Leroy <maxime@leroys.fr>
> ---
Applied to next-net
prev parent reply other threads:[~2026-06-17 21:12 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-16 9:39 [PATCH] app/testpmd: include IP fields in UDP RSS option Maxime Leroy
2026-06-17 21:12 ` Stephen Hemminger [this message]
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