From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <chillancezen@gmail.com>
Received: from mail-wm0-f41.google.com (mail-wm0-f41.google.com [74.125.82.41])
 by dpdk.org (Postfix) with ESMTP id 18BF25599
 for <dev@dpdk.org>; Wed, 26 Jul 2017 13:22:41 +0200 (CEST)
Received: by mail-wm0-f41.google.com with SMTP id c184so24749876wmd.0
 for <dev@dpdk.org>; Wed, 26 Jul 2017 04:22:40 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025;
 h=mime-version:from:date:message-id:subject:to;
 bh=ShuJa7hpRCZ6abkPdU+bJtmeNpoIL+8dQ95osOs1kY8=;
 b=SvQpGZtKycN4poxMBK8ATyRiLjxKEszbHfMcnVKnEoJtrHwhtvxHGyO86vdwW55FPS
 gNvgOKeGv1zhHs/Nw9L9Jl1ZthswOBli5Omm6GI+kA3S73hj0HMfJCdGVV4dDmxlWRCc
 hWeQO/5YhzCg23+TCDg/cSUV2o18o4fBTwG3jOfOGdbi1wtxKmkkD0KvQnHuBCEoUIma
 +5WHtyTwqbKWwCc+MNXSICrVM7a7ObdraeP2k/4b9MPqgM/+f48ZVVTsEK9Z+rkMsDn4
 9so7TcbVgI9EnTXmgv0aS8LVdEAZ4ipYubH1x9CsUu3Ndp2sa4C4zJ1vd+jxuTS7e4Ez
 NRAA==
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
 d=1e100.net; s=20161025;
 h=x-gm-message-state:mime-version:from:date:message-id:subject:to;
 bh=ShuJa7hpRCZ6abkPdU+bJtmeNpoIL+8dQ95osOs1kY8=;
 b=aT6CrAhkO0i1RI10XhJwLjR95ThCjlod2X6cFx+mxslLKM2M4+RRf5HE+Pa7qqLxF6
 suLXTP2E+WtXJUcEoN0uNcKUWQZIgNPTQciOkJk7JTxRJFr+fLbXr306wcq7K6QSHqTi
 YEsuSteAJIb56hh4Wl+WO0dZtC2ajgkrJ9JrudGveX0Stp2YQoqyHYIeqMSCLAm9TmOe
 QkIrWEFslcBrHswj6H+1cAxKQfcU8PvpUdwwku7gvMCN0jgCZTlH2zaEeImnLr5/9bWI
 flmQRvMscy2Z4qbdy2jxFZZ8f5wED+esZg7wrWXt6bCvpdMbGnMcUI+VGPYU3K7hf9xD
 6qCQ==
X-Gm-Message-State: AIVw112FCh7MjObJF0zi/zOJgJ+lTKIjl/M6adgBYn1MoOKYdcggaJqv
 q+QhVe/AuWAEDrDz7e3n8MX3s7Xi0Zg4
X-Received: by 10.80.152.194 with SMTP id j60mr556730edb.98.1501068160577;
 Wed, 26 Jul 2017 04:22:40 -0700 (PDT)
MIME-Version: 1.0
Received: by 10.80.144.13 with HTTP; Wed, 26 Jul 2017 04:22:40 -0700 (PDT)
From: Chillance Zen <chillancezen@gmail.com>
Date: Wed, 26 Jul 2017 19:22:40 +0800
Message-ID: <CAKQ7xkUBDpK+=k_938aTrQUYWWvEF_FquN+Go3mq-qiJeOTMZQ@mail.gmail.com>
To: dev@dpdk.org
Content-Type: text/plain; charset="UTF-8"
X-Content-Filtered-By: Mailman/MimeDel 2.1.15
Subject: [dpdk-dev] something is wrong with device hotplug with DPDK 17.08
X-BeenThere: dev@dpdk.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: DPDK patches and discussions <dev.dpdk.org>
List-Unsubscribe: <http://dpdk.org/ml/options/dev>,
 <mailto:dev-request@dpdk.org?subject=unsubscribe>
List-Archive: <http://dpdk.org/ml/archives/dev/>
List-Post: <mailto:dev@dpdk.org>
List-Help: <mailto:dev-request@dpdk.org?subject=help>
List-Subscribe: <http://dpdk.org/ml/listinfo/dev>,
 <mailto:dev-request@dpdk.org?subject=subscribe>
X-List-Received-Date: Wed, 26 Jul 2017 11:22:41 -0000

hi ,all
when I pass parameters with the XL710 PCI address :"0000:41:00.1" to
rte_eth_dev_attach(),the
PMD says something like the following and halts and fails
EAL: Cannot find unplugged device (0000:41:00.1)
EAL: Driver cannot attach the device (0000:41:00.1)

does anybody know what happens ?
thanks&regards
-- 
Linc @bjtu