From: Stephen Hemminger <stephen@networkplumber.org>
To: Bruce Richardson <bruce.richardson@intel.com>
Cc: dev@dpdk.org
Subject: Re: [PATCH] app/testpmd: add flag to enable RSS for single-queue
Date: Tue, 22 Jul 2025 07:08:15 -0700 [thread overview]
Message-ID: <20250722070815.620df80d@hermes.local> (raw)
In-Reply-To: <20250715125330.2127309-1-bruce.richardson@intel.com>
On Tue, 15 Jul 2025 12:53:30 +0000
Bruce Richardson <bruce.richardson@intel.com> wrote:
> For testing purposes it can be desirable to enable RSS even when only a
> single queue per port is in use. Add an "enable-rss" flag to testpmd to
> match the existing "disable-rss" flag.
>
> Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
> ---
Not sure about this.
It makes no sense to have RSS enabled with single queue.
Maybe you want the hash but no steering?
But the DPDK RSS flag doesn't require driver to produce HASH.
I would even argue that ethdev layer should warn application
trying to do single queue and RSS.
next prev parent reply other threads:[~2025-07-22 14:08 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-07-15 12:53 Bruce Richardson
2025-07-22 14:08 ` Stephen Hemminger [this message]
2025-07-22 15:09 ` Bruce Richardson
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