linux-kernel - RE: [PATCH v4 10/27] IB/Verbs: Reform cm related part in IB-core cma/ucm

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Date:	Thu, 16 Apr 2015 17:41:33 +0000
From:	"Weiny, Ira" <ira.weiny@...el.com>
To:	Hal Rosenstock <hal@....mellanox.co.il>,
	Jason Gunthorpe <jgunthorpe@...idianresearch.com>
CC:	Michael Wang <yun.wang@...fitbricks.com>,
	Roland Dreier <roland@...nel.org>,
	"Hefty, Sean" <sean.hefty@...el.com>,
	Hal Rosenstock <hal.rosenstock@...il.com>,
	"linux-rdma@...r.kernel.org" <linux-rdma@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Tom Tucker <tom@...ngridcomputing.com>,
	Steve Wise <swise@...ngridcomputing.com>,
	Hoang-Nam Nguyen <hnguyen@...ibm.com>,
	Christoph Raisch <raisch@...ibm.com>,
	infinipath <infinipath@...el.com>, Eli Cohen <eli@...lanox.com>,
	"Latif, Faisal" <faisal.latif@...el.com>,
	Jack Morgenstein <jackm@....mellanox.co.il>,
	"Or Gerlitz" <ogerlitz@...lanox.com>,
	Haggai Eran <haggaie@...lanox.com>,
	"Tom Talpey" <tom@...pey.com>, Doug Ledford <dledford@...hat.com>
Subject: RE: [PATCH v4 10/27] IB/Verbs: Reform cm related part in IB-core
 cma/ucm

> 
> On 4/16/2015 11:58 AM, Jason Gunthorpe wrote:
> > It also looks like hardwired 1 won't work on switch ports, so it is no-go.
> 
> AFAIK enhanced switch port 0 is not supported by CM/RDMA CM in the current
> code. There is no need for CM/RDMA CM on base switch port 0.

I concur and I thought I mentioned that before.

Ira

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