From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <SRS0=gcIT=EJ=vger.kernel.org=linux-rdma-owner@kernel.org>
X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on
	aws-us-west-2-korg-lkml-1.web.codeaurora.org
X-Spam-Level: 
X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00,
	HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS
	autolearn=no autolearn_force=no version=3.4.0
Received: from mail.kernel.org (mail.kernel.org [198.145.29.99])
	by smtp.lore.kernel.org (Postfix) with ESMTP id 8B552C388F7
	for <linux-rdma@archiver.kernel.org>; Tue,  3 Nov 2020 13:57:50 +0000 (UTC)
Received: from vger.kernel.org (vger.kernel.org [23.128.96.18])
	by mail.kernel.org (Postfix) with ESMTP id 2F81722243
	for <linux-rdma@archiver.kernel.org>; Tue,  3 Nov 2020 13:57:50 +0000 (UTC)
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S1729308AbgKCN5s (ORCPT <rfc822;linux-rdma@archiver.kernel.org>);
        Tue, 3 Nov 2020 08:57:48 -0500
Received: from mail.kernel.org ([198.145.29.99]:35242 "EHLO mail.kernel.org"
        rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP
        id S1729449AbgKCN5Y (ORCPT <rfc822;linux-rdma@vger.kernel.org>);
        Tue, 3 Nov 2020 08:57:24 -0500
Received: from localhost (host-213-179-129-39.customer.m-online.net [213.179.129.39])
        (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
        (No client certificate requested)
        by mail.kernel.org (Postfix) with ESMTPSA id 18C4722226;
        Tue,  3 Nov 2020 13:57:22 +0000 (UTC)
Date:   Tue, 3 Nov 2020 15:57:19 +0200
From:   Leon Romanovsky <leonro@nvidia.com>
To:     Jason Gunthorpe <jgg@ziepe.ca>
Cc:     Gal Pressman <galpress@amazon.com>,
        Doug Ledford <dledford@redhat.com>, linux-rdma@vger.kernel.org
Subject: Re: [PATCH for-next] RDMA/nldev: Add parent bdf to device
 information dump
Message-ID: <20201103135719.GK5429@unreal>
References: <20201103132627.67642-1-galpress@amazon.com>
 <20201103134522.GL36674@ziepe.ca>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <20201103134522.GL36674@ziepe.ca>
Precedence: bulk
List-ID: <linux-rdma.vger.kernel.org>
X-Mailing-List: linux-rdma@vger.kernel.org

On Tue, Nov 03, 2020 at 09:45:22AM -0400, Jason Gunthorpe wrote:
> On Tue, Nov 03, 2020 at 03:26:27PM +0200, Gal Pressman wrote:
> > Add the ability to query the device's bdf through rdma tool netlink
> > command (in addition to the sysfs infra).
> >
> > In case of virtual devices (rxe/siw), the netdev bdf will be shown.
>
> Why? What is the use case?

Right, and why isn't netdev (RDMA_NLDEV_ATTR_NDEV_NAME) enough?

Thanks

>
> Jason