From: Maxime Coquelin <maxime.coquelin@redhat.com>
To: Cheng Jiang <cheng1.jiang@intel.com>, Chenbo.Xia@intel.com
Cc: dev@dpdk.org, jiayu.hu@intel.com, yong.liu@intel.com,
yvonnex.yang@intel.com, stable@dpdk.org
Subject: Re: [dpdk-dev] [PATCH] net/virtio: fix refill order in packed ring datapath
Date: Mon, 19 Jul 2021 10:30:13 +0200 [thread overview]
Message-ID: <fc23ba4d-c771-3ad9-19a8-0f859ee1f77a@redhat.com> (raw)
In-Reply-To: <20210708095801.23973-1-cheng1.jiang@intel.com>
On 7/8/21 11:58 AM, Cheng Jiang wrote:
> The front-end should refill the descriptor with the mbuf indicated by
> the buff_id rather then the index of used descriptor. Back-end may
> return buffers out of order if async copy mode is enabled.
>
> When initializing rxq, refill the descriptors in order as buff_id is
> not available at that time.
>
> Fixes: a76290c8f1cf ("net/virtio: implement Rx path for packed queues")
> Cc: stable@dpdk.org
>
> Signed-off-by: Cheng Jiang <cheng1.jiang@intel.com>
> Signed-off-by: Marvin Liu <yong.liu@intel.com>
>
Reviewed-by: Maxime Coquelin <maxime.coquelin@redhat.com>
Thanks,
Maxime
next prev parent reply other threads:[~2021-07-19 8:30 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-08 9:58 Cheng Jiang
2021-07-19 8:30 ` Maxime Coquelin [this message]
2021-07-20 2:48 ` Xia, Chenbo
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