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To: "Xia, Chenbo" <chenbo.xia@intel.com>, "dev@dpdk.org" <dev@dpdk.org>
Cc: "Wang, Zhihong" <zhihong.wang@intel.com>,
 "maxime.coquelin@redhat.com" <maxime.coquelin@redhat.com>
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From: Adrian Moreno <amorenoz@redhat.com>
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Subject: Re: [dpdk-dev] [PATCH v2 1/4] net/virtio: add DEVICE_NEEDS_RESET
	status bit
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On 8/5/20 12:52 PM, Xia, Chenbo wrote:
> Hi Adrian,
> 
>> -----Original Message-----
>> From: Adrian Moreno <amorenoz@redhat.com>
>> Sent: Tuesday, August 4, 2020 3:24 PM
>> To: dev@dpdk.org
>> Cc: Wang, Zhihong <zhihong.wang@intel.com>; Xia, Chenbo
>> <chenbo.xia@intel.com>; maxime.coquelin@redhat.com; Adrian Moreno
>> <amorenoz@redhat.com>
>> Subject: [PATCH v2 1/4] net/virtio: add DEVICE_NEEDS_RESET status bit
>>
>> For the sake of completeness, add the definition of the missing status
>> bit in accordance with the virtio spec
>>
>> Signed-off-by: Adrian Moreno <amorenoz@redhat.com>
>> ---
>>  drivers/net/virtio/virtio_pci.h | 13 +++++++------
>>  1 file changed, 7 insertions(+), 6 deletions(-)
>>
>> diff --git a/drivers/net/virtio/virtio_pci.h
>> b/drivers/net/virtio/virtio_pci.h
>> index 74ed77e33..ab61e911b 100644
>> --- a/drivers/net/virtio/virtio_pci.h
>> +++ b/drivers/net/virtio/virtio_pci.h
>> @@ -57,12 +57,13 @@ struct virtnet_ctl;
>>  #define VIRTIO_ID_9P       0x09
>>
>>  /* Status byte for guest to report progress. */
>> -#define VIRTIO_CONFIG_STATUS_RESET     0x00
>> -#define VIRTIO_CONFIG_STATUS_ACK       0x01
>> -#define VIRTIO_CONFIG_STATUS_DRIVER    0x02
>> -#define VIRTIO_CONFIG_STATUS_DRIVER_OK 0x04
>> -#define VIRTIO_CONFIG_STATUS_FEATURES_OK 0x08
>> -#define VIRTIO_CONFIG_STATUS_FAILED    0x80
>> +#define VIRTIO_CONFIG_STATUS_RESET		0x00
>> +#define VIRTIO_CONFIG_STATUS_ACK		0x01
>> +#define VIRTIO_CONFIG_STATUS_DRIVER		0x02
>> +#define VIRTIO_CONFIG_STATUS_DRIVER_OK		0x04
>> +#define VIRTIO_CONFIG_STATUS_FEATURES_OK	0x08
>> +#define VIRTIO_CONFIG_STATUS_DEV_NEED_RESET	0x40
>> +#define VIRTIO_CONFIG_STATUS_FAILED		0x80
>>
>>  /*
>>   * Each virtqueue indirect descriptor list must be physically contiguous.
> 
> Should we also define RESET(0x00) in vhost lib? I don't see the definition
> there. Correct me if I'm wrong.
> 
I'll add it in a separate patch if that's OK.

> For this patch:
> 
> Reviewed-by: Chenbo Xia <chenbo.xia@intel.com>
> 
>> --
>> 2.26.2
> 

Thanks
-- 
Adrián Moreno