From: "Burakov, Anatoly" <anatoly.burakov@intel.com>
To: Bruce Richardson <bruce.richardson@intel.com>, <dev@dpdk.org>
Cc: Vladimir Medvedkin <vladimir.medvedkin@intel.com>
Subject: Re: [PATCH] net/intel: fix wrap-around check in simple Tx scalar path
Date: Thu, 26 Feb 2026 17:08:01 +0100 [thread overview]
Message-ID: <8ef07213-7871-44bb-9320-454f74f8cb1f@intel.com> (raw)
In-Reply-To: <20260226153636.3925387-1-bruce.richardson@intel.com>
On 2/26/2026 4:36 PM, Bruce Richardson wrote:
> There was an error condition when the burst of packets being transmitted
> ended exactly on the last descriptor of the ring. In that instance
> alone, we ended up writing an invalid tx_tail value to the hardware, of
> ring_size rather than of zero. Add an explicit check for this case to
> the simple Tx path code.
>
> Fixes: 9bacf6a81b92 ("net/intel: align scalar simple Tx path with vector logic")
>
> Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
> ---
Acked-by: Anatoly Burakov <anatoly.burakov@intel.com>
--
Thanks,
Anatoly
next prev parent reply other threads:[~2026-02-26 16:08 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-26 15:36 [PATCH] net/intel: fix wrap-around check in simple Tx scalar path Bruce Richardson
2026-02-26 16:08 ` Burakov, Anatoly [this message]
2026-03-02 10:20 ` Bruce Richardson
2026-02-26 17:44 ` Medvedkin, Vladimir
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