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From: "Loftus, Ciara" <ciara.loftus@intel.com>
To: "Wang, Xiao W" <xiao.w.wang@intel.com>,
	"Ye, Xiaolong" <xiaolong.ye@intel.com>,
	"Zhang, Qi Z" <qi.z.zhang@intel.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	"Wang, Xiao W" <xiao.w.wang@intel.com>,
	"stable@dpdk.org" <stable@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH] net/af_xdp: fix redundant check for NEED WAKEUP
Date: Wed, 8 Jan 2020 15:57:00 +0000	[thread overview]
Message-ID: <74F120C019F4A64C9B78E802F6AD4CC279297B77@IRSMSX106.ger.corp.intel.com> (raw)
In-Reply-To: <20200106140940.10124-1-xiao.w.wang@intel.com>

> 
> Function kick_tx() has built-in detection on NEED_WAKEUP flag, so just
> call it directly, like elsewhere in the driver.
> 
> Fixes: d8a210774e1d ("net/af_xdp: support unaligned umem chunks")
> Cc: stable@dpdk.org
> 
> Signed-off-by: Xiao Wang <xiao.w.wang@intel.com>
> ---
>  drivers/net/af_xdp/rte_eth_af_xdp.c | 5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
> 
> diff --git a/drivers/net/af_xdp/rte_eth_af_xdp.c
> b/drivers/net/af_xdp/rte_eth_af_xdp.c
> index 2b1245ee4..d903e6c28 100644
> --- a/drivers/net/af_xdp/rte_eth_af_xdp.c
> +++ b/drivers/net/af_xdp/rte_eth_af_xdp.c
> @@ -480,10 +480,7 @@ af_xdp_tx_zc(void *queue, struct rte_mbuf **bufs,
> uint16_t nb_pkts)
>  		tx_bytes += mbuf->pkt_len;
>  	}
> 
> -#if defined(XDP_USE_NEED_WAKEUP)
> -	if (xsk_ring_prod__needs_wakeup(&txq->tx))
> -#endif
> -		kick_tx(txq);
> +	kick_tx(txq);
> 
>  out:
>  	xsk_ring_prod__submit(&txq->tx, count);
> --
> 2.15.1


Thanks for the patch.

Tested-by: Ciara Loftus <ciara.loftus@intel.com>


  reply	other threads:[~2020-01-08 15:57 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-06 14:09 Xiao Wang
2020-01-08 15:57 ` Loftus, Ciara [this message]
2020-01-10 14:44   ` [dpdk-dev] [dpdk-stable] " Ferruh Yigit

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