[dpdk-stable] [dpdk-dev] [PATCH v4 1/2] net/ixgbe: calculate the correct number of received packets in bulk alloc function

Ferruh Yigit ferruh.yigit at intel.com
Thu Feb 9 13:39:17 CET 2017


On 2/9/2017 4:05 AM, Jianbo Liu wrote:
> To get better performance, Rx bulk alloc recv function will scan 8 descs
> in one time, but the statuses are not consistent on ARM platform because
> the memory allocated for Rx descriptors is cacheable hugepages.
> This patch is to calculate the number of received packets by scan DD bit
> sequentially, and stops when meeting the first packet with DD bit unset.
> 
> Signed-off-by: Jianbo Liu <jianbo.liu at linaro.org>

    net/ixgbe: fix received packets number for ARM NEON

    Fixes: b20971b6cca0 ("net/ixgbe: implement vector driver for ARM")
    Cc: stable at dpdk.org

    Signed-off-by: Jianbo Liu <jianbo.liu at linaro.org>
    Acked-by: Konstantin Ananyev <konstantin.ananyev at intel.com>


Applied to dpdk-next-net/master, thanks.


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