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From: "Qiu, Michael" <michael.qiu@intel.com>
To: "Ananyev, Konstantin" <konstantin.ananyev@intel.com>, Amine Kherbouche
 <amine.kherbouche@6wind.com>, "dev@dpdk.org" <dev@dpdk.org>
Thread-Topic: [dpdk-dev] [dpdk-dev, PATCHv5, 1/8] ethdev: add new API to
 retrieve RX/TX queue information
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Date: Tue, 20 Oct 2015 07:53:31 +0000
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Subject: Re: [dpdk-dev] [dpdk-dev, PATCHv5,
 1/8] ethdev: add new API to retrieve RX/TX queue information
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On 2015/10/14 19:50, Ananyev, Konstantin wrote:=0A=
> Hi Amine,=0A=
>=0A=
>> -----Original Message-----=0A=
>> From: Amine Kherbouche [mailto:amine.kherbouche@6wind.com]=0A=
>> Sent: Wednesday, October 14, 2015 12:40 PM=0A=
>> To: Ananyev, Konstantin; dev@dpdk.org=0A=
>> Subject: Re: [dpdk-dev, PATCHv5, 1/8] ethdev: add new API to retrieve RX=
/TX queue information=0A=
>>=0A=
>>=0A=
>>=0A=
>> Hi Konstantin=0A=
>>> +/**=0A=
>>> + * Ethernet device RX queue information structure.=0A=
>>> + * Used to retieve information about configured queue.=0A=
>>> + */=0A=
>>> +struct rte_eth_rxq_info {=0A=
>>> +	struct rte_mempool *mp;     /**< mempool used by that queue. */=0A=
>>> +	struct rte_eth_rxconf conf; /**< queue config parameters. */=0A=
>>> +	uint8_t scattered_rx;       /**< scattered packets RX supported. */=
=0A=
>>> +	uint16_t nb_desc;           /**< configured number of RXDs. */=0A=
>> Here i need two more fields in this struct :=0A=
>>      uint16_t free_desc : for free queue descriptors=0A=
>>      uint16_t used_desc : for used queue descriptors=0A=
=0A=
But as I know it is different all the time, am I right?=0A=
If yes, I don't know what's the value of this field.=0A=
=0A=
Thanks,=0A=
Michael=0A=
=0A=
=0A=
>>> +} __rte_cache_aligned;=0A=
>=0A=
=0A=