From: "Wang, Xiao W" <xiao.w.wang@intel.com>
To: "Mcnamara, John" <john.mcnamara@intel.com>,
"dev@dpdk.org" <dev@dpdk.org>
Cc: "Wu, Jingjing" <jingjing.wu@intel.com>,
"Chen, Jing D" <jing.d.chen@intel.com>
Subject: Re: [dpdk-dev] [PATCH 4/4] doc: add switch restart support to fm10k guide
Date: Tue, 24 Oct 2017 01:31:16 +0000 [thread overview]
Message-ID: <B7F2E978279D1D49A3034B7786DACF406F7EF694@SHSMSX101.ccr.corp.intel.com> (raw)
In-Reply-To: <B27915DBBA3421428155699D51E4CFE23EDE1486@IRSMSX103.ger.corp.intel.com>
> -----Original Message-----
> From: Mcnamara, John
> Sent: Monday, October 23, 2017 9:07 PM
> To: Wang, Xiao W <xiao.w.wang@intel.com>; dev@dpdk.org
> Cc: Wu, Jingjing <jingjing.wu@intel.com>; Chen, Jing D
> <jing.d.chen@intel.com>; Wang, Xiao W <xiao.w.wang@intel.com>
> Subject: RE: [dpdk-dev] [PATCH 4/4] doc: add switch restart support to fm10k
> guide
>
>
>
> > -----Original Message-----
> > From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Xiao Wang
> > Sent: Sunday, October 22, 2017 10:37 PM
> > To: dev@dpdk.org
> > Cc: Wu, Jingjing <jingjing.wu@intel.com>; Chen, Jing D
> > <jing.d.chen@intel.com>; Wang, Xiao W <xiao.w.wang@intel.com>
> > Subject: [dpdk-dev] [PATCH 4/4] doc: add switch restart support to fm10k
> > guide
> >
> > This patch documents how DPDK app should handle the event of switch quit-
> > restart to resume its network without an app-level restart.
> >
> > Signed-off-by: Xiao Wang <xiao.w.wang@intel.com>
>
>
> I'd suggest some minor changes as follows:
>
>
> Support for Switch Restart
> ~~~~~~~~~~~~~~~~~~~~~~~~~~
>
> For FM10000 multi host based design a DPDK app running in the VM or host
> needs
> to be aware of the switch's state since it may undergo a quit-restart. When
> the switch goes down the DPDK app will receive a LSC event indicating link
> status down, and the app should stop the worker threads that are polling on
> the Rx/Tx queues. When switch comes up, a LSC event indicating ``LINK_UP`` is
> sent to the app, which can then restart the FM100 port to resume network
> processing.
Thanks John, I will make it in v2.
BRs,
Xiao
next prev parent reply other threads:[~2017-10-24 1:31 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-22 21:37 [dpdk-dev] [PATCH 0/4] net/fm10k: support switch restart Xiao Wang
2017-10-22 21:37 ` [dpdk-dev] [PATCH 1/4] net/fm10k: redefine link status semantics Xiao Wang
2017-10-22 21:37 ` [dpdk-dev] [PATCH 2/4] net/fm10k: support switch restart on PF Xiao Wang
2017-10-22 21:37 ` [dpdk-dev] [PATCH 3/4] net/fm10k: support switch restart on VF Xiao Wang
2017-10-22 21:37 ` [dpdk-dev] [PATCH 4/4] doc: add switch restart support to fm10k guide Xiao Wang
2017-10-23 13:06 ` Mcnamara, John
2017-10-24 1:31 ` Wang, Xiao W [this message]
2017-10-24 13:45 ` [dpdk-dev] [PATCH v2 0/4] net/fm10k: support switch restart Xiao Wang
2017-10-24 13:45 ` [dpdk-dev] [PATCH v2 1/4] net/fm10k: redefine link status semantics Xiao Wang
2017-10-24 13:45 ` [dpdk-dev] [PATCH v2 2/4] net/fm10k: support switch restart on PF Xiao Wang
2017-10-24 13:45 ` [dpdk-dev] [PATCH v2 3/4] net/fm10k: support switch restart on VF Xiao Wang
2017-10-24 13:45 ` [dpdk-dev] [PATCH v2 4/4] doc: add switch restart support to fm10k guide Xiao Wang
2017-10-24 10:56 ` Mcnamara, John
2017-10-24 19:29 ` [dpdk-dev] [PATCH v2 0/4] net/fm10k: support switch restart Ferruh Yigit
2017-10-24 19:37 ` Ferruh Yigit
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