From: "Zhang, Helin" <helin.zhang@intel.com>
To: "Wu, Jingjing" <jingjing.wu@intel.com>, "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v2] i40e: fix the write back issue in FVL VF
Date: Fri, 30 Oct 2015 06:24:49 +0000 [thread overview]
Message-ID: <F35DEAC7BCE34641BA9FAC6BCA4A12E70A921937@SHSMSX104.ccr.corp.intel.com> (raw)
In-Reply-To: <1445393871-21775-1-git-send-email-jingjing.wu@intel.com>
> -----Original Message-----
> From: Wu, Jingjing
> Sent: Wednesday, October 21, 2015 10:18 AM
> To: dev@dpdk.org
> Cc: Wu, Jingjing; Zhang, Helin; Pei, Yulong
> Subject: [PATCH v2] i40e: fix the write back issue in FVL VF
>
> If DPDK is used on VF while the host is using Linux Kernel driver as PF driver on
> FVL NIC, then VF Rx is reported only in batches of
> 4 packets. It is due to the kernel driver assumes VF driver is working in interrupt
> mode, but DPDK VF is working in Polling mode.
> This patch fixes this issue by using the V1.1 virtual channel with Linux i40e PF
> driver.
>
> Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>
Acked-by: Helin Zhang <helin.zhang@intel.com>
next prev parent reply other threads:[~2015-10-30 6:25 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-09 8:16 [dpdk-dev] [PATCH] " Jingjing Wu
[not found] ` <1445393871-21775-1-git-send-email-jingjing.wu@intel.com>
2015-10-30 5:30 ` [dpdk-dev] [PATCH v2] " Liang, Cunming
2015-10-30 6:24 ` Zhang, Helin [this message]
2015-10-30 11:34 ` Thomas Monjalon
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