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From: Maxime Coquelin <maxime.coquelin@redhat.com>
To: "Xia, Chenbo" <chenbo.xia@intel.com>,
	"dev@dpdk.org" <dev@dpdk.org>,
	"david.marchand@redhat.com" <david.marchand@redhat.com>,
	"eperezma@redhat.com" <eperezma@redhat.com>
Subject: Re: [PATCH v1 10/21] net/virtio: alloc Rx SW ring only if vectorized path
Date: Tue, 7 Feb 2023 11:12:03 +0100	[thread overview]
Message-ID: <3f4d5e89-b2fb-5f2e-4b0d-e108d6f9b3a4@redhat.com> (raw)
In-Reply-To: <SN6PR11MB35048AEE5A2952796082C4619CD39@SN6PR11MB3504.namprd11.prod.outlook.com>



On 1/30/23 08:49, Xia, Chenbo wrote:
> Hi Maxime,
> 
>> -----Original Message-----
>> From: Maxime Coquelin <maxime.coquelin@redhat.com>
>> Sent: Wednesday, November 30, 2022 11:56 PM
>> To: dev@dpdk.org; Xia, Chenbo <chenbo.xia@intel.com>;
>> david.marchand@redhat.com; eperezma@redhat.com
>> Cc: Maxime Coquelin <maxime.coquelin@redhat.com>
>> Subject: [PATCH v1 10/21] net/virtio: alloc Rx SW ring only if vectorized
>> path
>>
>> This patch only allocates the SW ring when vectorized
>> datapath is used. It also moves the SW ring and fake mbuf
>> in the virtnet_rx struct since this is Rx-only.
>>
>> Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com>
>> ---
>>   drivers/net/virtio/virtio_ethdev.c            | 88 ++++++++++++-------
>>   drivers/net/virtio/virtio_rxtx.c              |  8 +-
>>   drivers/net/virtio/virtio_rxtx.h              |  4 +-
>>   drivers/net/virtio/virtio_rxtx_simple.h       |  2 +-
>>   .../net/virtio/virtio_rxtx_simple_altivec.c   |  4 +-
>>   drivers/net/virtio/virtio_rxtx_simple_neon.c  |  4 +-
>>   drivers/net/virtio/virtio_rxtx_simple_sse.c   |  4 +-
>>   drivers/net/virtio/virtqueue.c                |  6 +-
>>   drivers/net/virtio/virtqueue.h                |  1 -
>>   9 files changed, 72 insertions(+), 49 deletions(-)
>>

>> --- a/drivers/net/virtio/virtio_rxtx_simple_altivec.c
>> +++ b/drivers/net/virtio/virtio_rxtx_simple_altivec.c
>> @@ -103,8 +103,8 @@ virtio_recv_pkts_vec(void *rx_queue, struct rte_mbuf
>> **rx_pkts,
>>
>>   	desc_idx = (uint16_t)(vq->vq_used_cons_idx & (vq->vq_nentries - 1));
>>   	rused = &vq->vq_split.ring.used->ring[desc_idx];
>> -	sw_ring  = &vq->sw_ring[desc_idx];
>> -	sw_ring_end = &vq->sw_ring[vq->vq_nentries];
>> +	sw_ring  = &vq->rxq.sw_ring[desc_idx];
> 
> After sw_ring, there are two spaces, should be only one.

Right, it was here before but I fixed it in v2 here and elsewhere.

Thanks,
Maxime


  reply	other threads:[~2023-02-07 10:12 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-11-30 15:56 [PATCH v1 00/21] Add control queue & MQ support to Virtio-user vDPA Maxime Coquelin
2022-11-30 15:56 ` [PATCH v1 01/21] net/virtio: move CVQ code into a dedicated file Maxime Coquelin
2023-01-30  7:50   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 02/21] net/virtio: introduce notify callback for control queue Maxime Coquelin
2023-01-30  7:51   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 03/21] net/virtio: virtqueue headers alloc refactoring Maxime Coquelin
2023-01-30  7:51   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 04/21] net/virtio: remove port ID info from Rx queue Maxime Coquelin
2023-01-30  7:51   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 05/21] net/virtio: remove unused fields in Tx queue struct Maxime Coquelin
2023-01-30  7:51   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 06/21] net/virtio: remove unused queue ID field in Rx queue Maxime Coquelin
2023-01-30  7:52   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 07/21] net/virtio: remove unused Port ID in control queue Maxime Coquelin
2023-01-30  7:52   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 08/21] net/virtio: move vring memzone to virtqueue struct Maxime Coquelin
2023-01-30  7:52   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 09/21] net/virtio: refactor indirect desc headers init Maxime Coquelin
2023-01-30  7:52   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 10/21] net/virtio: alloc Rx SW ring only if vectorized path Maxime Coquelin
2023-01-30  7:49   ` Xia, Chenbo
2023-02-07 10:12     ` Maxime Coquelin [this message]
2022-11-30 15:56 ` [PATCH v1 11/21] net/virtio: extract virtqueue init from virtio queue init Maxime Coquelin
2023-01-30  7:53   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 12/21] net/virtio-user: fix device starting failure handling Maxime Coquelin
2023-01-31  5:20   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 13/21] net/virtio-user: simplify queues setup Maxime Coquelin
2023-01-31  5:21   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 14/21] net/virtio-user: use proper type for number of queue pairs Maxime Coquelin
2023-01-31  5:21   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 15/21] net/virtio-user: get max number of queue pairs from device Maxime Coquelin
2023-01-31  5:21   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 16/21] net/virtio-user: allocate shadow control queue Maxime Coquelin
2023-01-31  5:21   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 17/21] net/virtio-user: send shadow virtqueue info to the backend Maxime Coquelin
2023-01-31  5:22   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 18/21] net/virtio-user: add new callback to enable control queue Maxime Coquelin
2023-01-31  5:22   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 19/21] net/virtio-user: forward control messages to shadow queue Maxime Coquelin
2022-11-30 16:54   ` Stephen Hemminger
2022-12-06 12:58     ` Maxime Coquelin
2022-11-30 15:56 ` [PATCH v1 20/21] net/virtio-user: advertize control VQ support with vDPA Maxime Coquelin
2023-01-31  5:24   ` Xia, Chenbo
2022-11-30 15:56 ` [PATCH v1 21/21] net/virtio-user: remove max queues limitation Maxime Coquelin
2023-01-31  5:19   ` Xia, Chenbo
2023-02-07 14:14     ` Maxime Coquelin
2023-01-30  5:57 ` [PATCH v1 00/21] Add control queue & MQ support to Virtio-user vDPA Xia, Chenbo
2023-02-07 10:08   ` Maxime Coquelin

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