[dpdk-dev] [PATCH 1/4] kni: add function to query the name of a kni object

[Zhang, Helin]

> -----Original Message-----
> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Bruce Richardson
> Sent: Wednesday, May 27, 2015 9:48 PM
> To: dev at dpdk.org
> Subject: [dpdk-dev] [PATCH 1/4] kni: add function to query the name of a kni
> object
> 
> When a KNI object is created, a name is assigned to it which is stored internally.
> There is also an API function to look up a KNI object by name, but there is no API
> to query the current name of an existing KNI object. This patch adds just such an
> API.
> 
> Signed-off-by: Bruce Richardson <bruce.richardson at intel.com>
Acked-by: Helin Zhang <helin.zhang at intel.com>


> ---
>  lib/librte_kni/rte_kni.c           |  6 ++++++
>  lib/librte_kni/rte_kni.h           | 10 ++++++++++
>  lib/librte_kni/rte_kni_version.map |  1 +
>  3 files changed, 17 insertions(+)
> 
> diff --git a/lib/librte_kni/rte_kni.c b/lib/librte_kni/rte_kni.c index
> 4e70fa0..c5a0089 100644
> --- a/lib/librte_kni/rte_kni.c
> +++ b/lib/librte_kni/rte_kni.c
> @@ -674,6 +674,12 @@ rte_kni_get(const char *name)
>  	return NULL;
>  }
> 
> +const char *
> +rte_kni_get_name(const struct rte_kni *kni) {
> +	return kni->name;
> +}
> +
>  /*
>   * It is deprecated and just for backward compatibility.
>   */
> diff --git a/lib/librte_kni/rte_kni.h b/lib/librte_kni/rte_kni.h index
> 44240fe..0c74251 100644
> --- a/lib/librte_kni/rte_kni.h
> +++ b/lib/librte_kni/rte_kni.h
> @@ -248,6 +248,16 @@ extern uint8_t rte_kni_get_port_id(struct rte_kni *kni) \
> extern struct rte_kni *rte_kni_get(const char *name);
> 
>  /**
> + * Get the name given to a KNI device
> + *
> + * @param kni
> + *   The KNI instance to query
> + * @return
> + *   The pointer to the KNI name
> + */
> +extern const char *rte_kni_get_name(const struct rte_kni *kni);
> +
> +/**
>   * Get the KNI context of the specific port.
>   *
>   * Note: It is deprecated and just for backward compatibility.
> diff --git a/lib/librte_kni/rte_kni_version.map
> b/lib/librte_kni/rte_kni_version.map
> index b0bbf4d..e5e4e1b 100644
> --- a/lib/librte_kni/rte_kni_version.map
> +++ b/lib/librte_kni/rte_kni_version.map
> @@ -6,6 +6,7 @@ DPDK_2.0 {
>  	rte_kni_create;
>  	rte_kni_get;
>  	rte_kni_get_port_id;
> +	rte_kni_get_name;
>  	rte_kni_handle_request;
>  	rte_kni_info_get;
>  	rte_kni_init;
> --
> 2.1.0