From: Paolo Abeni <pabeni@redhat.com>
To: Anand Khoje <anand.a.khoje@oracle.com>,
Brett Creeley <brett.creeley@amd.com>,
Andrew Lunn <andrew+netdev@lunn.ch>,
"David S . Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>,
Abhijit Gangurde <abhijit.gangurde@amd.com>,
Shannon Nelson <sln@onemain.com>,
Leon Romanovsky <leon@kernel.org>,
Eric Joyner <eric.joyner@amd.com>,
Vadim Fedorenko <vadim.fedorenko@linux.dev>,
Kees Cook <kees@kernel.org>, Mohammad Heib <mheib@redhat.com>,
Jacob Keller <jacob.e.keller@intel.com>,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
stable@vger.kernel.org
Subject: Re: [PATCH net-next v3] net/ionic: avoid OOB TX partner lookup for hwstamp RXQ
Date: Tue, 18 Aug 2026 13:11:31 +0200 [thread overview]
Message-ID: <3bc731d7-38c3-4ffd-94f8-e59cde66f5db@redhat.com> (raw)
In-Reply-To: <20260813083705.454897-1-anand.a.khoje@oracle.com>
On 8/13/26 10:37 AM, Anand Khoje wrote:
> The dedicated hardware timestamp RX queue is allocated with q->index
> equal to lif->ionic->nrxqs_per_lif. The normal txqcqs array only
> contains the regular queue pairs, so using that index to set rxq->partner
> can read one entry past txqcqs[] and then write through the derived
> pointer.
> Only link RX/TX partners for normal queue-pair indexes. Leave the hwstamp
> RX queue unpaired, and make the XDP_TX path abort cleanly if an RX queue
> has no TX partner.
>
> Fixes: 8eeed8373e1c ("ionic: Add XDP_TX support")
> Signed-off-by: Anand Khoje <anand.a.khoje@oracle.com>
> Reviewed-by: Si-Wei Liu <si-wei.liu@oracle.com>
> Reviewed-by: Shannon Nelson <sln@onemain.com>
> Cc: stable@vger.kernel.org
This is net material, you should have set accordingly the target tree
into the subj prefix. Also your SoB should come last.
No need to resend just for this, but keep in mind for future submissions.
/P
next prev parent reply other threads:[~2026-08-18 11:11 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-13 8:37 [PATCH net-next v3] net/ionic: avoid OOB TX partner lookup for hwstamp RXQ Anand Khoje
2026-08-14 17:47 ` Simon Horman
2026-08-17 16:45 ` Creeley, Brett
2026-08-18 11:11 ` Paolo Abeni [this message]
2026-08-18 11:20 ` patchwork-bot+netdevbpf
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