[dpdk-dev] [PATCH] config:enlarge the default value of RTE_MAX_QUEUES_PER_PORT to 1024

Zhang, Helin helin.zhang at intel.com
Mon Jun 1 03:00:09 CEST 2015



> -----Original Message-----
> From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Jijiang Liu
> Sent: Thursday, May 28, 2015 9:36 AM
> To: dev at dpdk.org
> Subject: [dpdk-dev] [PATCH] config:enlarge the default value of
> RTE_MAX_QUEUES_PER_PORT to 1024
> 
> The default value of RTE_MAX_QUEUES_PER_PORT is 256, which is too small for
> some configurations for i40e. There will return an error when configured queue
> number is larger than 256 in
> 
> rte_eth_dev_configure().
> 
> For example, in vHost sample, PF queue number: 64, configured vmdq pool
> number: 63, each vmdq pool has 4 queues, there will be required 316 queues in a
> port.
> 
> 
> Signed-off-by: Jijiang Liu <jijiang.liu at intel.com>
Acked-by: Helin Zhang <helin.zhang at intel.com>

> ---
>  config/common_bsdapp   |    2 +-
>  config/common_linuxapp |    2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/config/common_bsdapp b/config/common_bsdapp index
> c2374c0..0b169c8 100644
> --- a/config/common_bsdapp
> +++ b/config/common_bsdapp
> @@ -137,7 +137,7 @@ CONFIG_RTE_LIBRTE_KVARGS=y
> CONFIG_RTE_LIBRTE_ETHER=y  CONFIG_RTE_LIBRTE_ETHDEV_DEBUG=n
>  CONFIG_RTE_MAX_ETHPORTS=32
> -CONFIG_RTE_MAX_QUEUES_PER_PORT=256
> +CONFIG_RTE_MAX_QUEUES_PER_PORT=1024
>  CONFIG_RTE_LIBRTE_IEEE1588=n
>  CONFIG_RTE_ETHDEV_QUEUE_STAT_CNTRS=16
>  CONFIG_RTE_ETHDEV_RXTX_CALLBACKS=y
> diff --git a/config/common_linuxapp b/config/common_linuxapp index
> 0078dc9..5deb55a 100644
> --- a/config/common_linuxapp
> +++ b/config/common_linuxapp
> @@ -134,7 +134,7 @@ CONFIG_RTE_LIBRTE_KVARGS=y
> CONFIG_RTE_LIBRTE_ETHER=y  CONFIG_RTE_LIBRTE_ETHDEV_DEBUG=n
>  CONFIG_RTE_MAX_ETHPORTS=32
> -CONFIG_RTE_MAX_QUEUES_PER_PORT=256
> +CONFIG_RTE_MAX_QUEUES_PER_PORT=1024
>  CONFIG_RTE_LIBRTE_IEEE1588=n
>  CONFIG_RTE_ETHDEV_QUEUE_STAT_CNTRS=16
>  CONFIG_RTE_ETHDEV_RXTX_CALLBACKS=y
> --
> 1.7.7.6



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