Date: Tue, 7 Apr 2015 11:26:12 -0600
From: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
To: Michael Wang <yun.wang@profitbricks.com>
Cc: Roland Dreier <roland@kernel.org>, Sean Hefty <sean.hefty@intel.com>,
        linux-rdma@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-nfs@vger.kernel.org, netdev@vger.kernel.org,
        Hal Rosenstock <hal.rosenstock@gmail.com>,
        Tom Tucker <tom@opengridcomputing.com>,
        Steve Wise <swise@opengridcomputing.com>,
        Hoang-Nam Nguyen <hnguyen@de.ibm.com>,
        Christoph Raisch <raisch@de.ibm.com>,
        Mike Marciniszyn <infinipath@intel.com>, Eli Cohen <eli@mellanox.com>,
        Faisal Latif <faisal.latif@intel.com>,
        Upinder Malhi <umalhi@cisco.com>,
        Trond Myklebust <trond.myklebust@primarydata.com>,
        "J. Bruce Fields" <bfields@fieldses.org>,
        "David S. Miller" <davem@davemloft.net>,
        Ira Weiny <ira.weiny@intel.com>,
        PJ Waskiewicz <pj.waskiewicz@solidfire.com>,
        Tatyana Nikolova <Tatyana.E.Nikolova@intel.com>,
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        Jack Morgenstein <jackm@dev.mellanox.co.il>,
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        Ilya Nelkenbaum <ilyan@mellanox.com>,
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        Alex Estrin <alex.estrin@intel.com>,
        Doug Ledford <dledford@redhat.com>, Eric Dumazet <edumazet@google.com>,
        Erez Shitrit <erezsh@mellanox.com>, Tom Gundersen <teg@jklm.no>,
        Chuck Lever <chuck.lever@oracle.com>
Subject: Re: [PATCH v2 03/17] IB/Verbs: Use management helper cap_ib_mad()
 for mad-check
Message-ID: <20150407172612.GA15704@obsidianresearch.com>
References: <5523CCD5.6030401@profitbricks.com>
 <5523CDDE.4050209@profitbricks.com>
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In-Reply-To: <5523CDDE.4050209@profitbricks.com>
Sender: linux-nfs-owner@vger.kernel.org

On Tue, Apr 07, 2015 at 02:30:22PM +0200, Michael Wang wrote:

> -	if (rdma_node_get_transport(device->node_type) != RDMA_TRANSPORT_IB)
> -		return;
> -
>  	if (device->node_type == RDMA_NODE_IB_SWITCH) {
>  		start = 0;
>  		end   = 0;
> @@ -3069,6 +3066,9 @@ static void ib_mad_init_device(struct ib_device *device)
>  	}
>  
>  	for (i = start; i <= end; i++) {
> +		if (!cap_ib_mad(device, i))
> +			continue;
> +

I would prefer to see these changes in control flow as dedicated
patches, at the top of your patch stack.

For this kind of work a patch should be mechanical changes only, it is
easier to review that way.

Same comment applies throughout.

Jason