From patchwork Mon Jul 20 12:22:44 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Haakon Bugge X-Patchwork-Id: 11673669 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 46673913 for ; Mon, 20 Jul 2020 12:23:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2E3BC22CF6 for ; Mon, 20 Jul 2020 12:23:09 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=oracle.com header.i=@oracle.com header.b="zcLP/lON" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728771AbgGTMXI (ORCPT ); Mon, 20 Jul 2020 08:23:08 -0400 Received: from aserp2120.oracle.com ([141.146.126.78]:52856 "EHLO aserp2120.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728460AbgGTMXH (ORCPT ); Mon, 20 Jul 2020 08:23:07 -0400 Received: from pps.filterd (aserp2120.oracle.com [127.0.0.1]) by aserp2120.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 06KCIWN5138221; Mon, 20 Jul 2020 12:23:02 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : mime-version : content-type : content-transfer-encoding; s=corp-2020-01-29; bh=mwMqoiYligQWyp9UasYPVuaAYUJI64jUuwngYCkVWGE=; b=zcLP/lONLQBFqfQVsteotezTKcvB6Yh+FrVRxl5FVAjwnUpM/D5UtubrmWbA5WU+bOLJ cFQulG/vBGhM37I+DGntprAq2+gWGng7qkKIIWYeo7/7YMzpcq59i79CSp3obbDyWdmT Z35okxKWBK5Ve4EMsieqzYLhjZ+8+Hx36uHtzgg+uxEkqQGwaaakrfyJaA/xafpZ5hpW 9BtpcMvOP2KNp3+fDKHr0jeg4Epn97vvbFvmQBuF1pQIp8Jpxf/j/gV+QxV71TkWKIF6 tizpADt94gqI6fxtL7SymgZ6Fy5so6F1EimpeJ71zpJIoNDS1OsHHjCXbIArOAuy7TGy ww== Received: from userp3020.oracle.com (userp3020.oracle.com [156.151.31.79]) by aserp2120.oracle.com with ESMTP id 32bs1m6jpg-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Mon, 20 Jul 2020 12:23:02 +0000 Received: from pps.filterd (userp3020.oracle.com [127.0.0.1]) by userp3020.oracle.com (8.16.0.42/8.16.0.42) with SMTP id 06KCGx0q067558; Mon, 20 Jul 2020 12:23:02 GMT Received: from aserv0122.oracle.com (aserv0122.oracle.com [141.146.126.236]) by userp3020.oracle.com with ESMTP id 32d9wb4acd-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 20 Jul 2020 12:23:01 +0000 Received: from abhmp0013.oracle.com (abhmp0013.oracle.com [141.146.116.19]) by aserv0122.oracle.com (8.14.4/8.14.4) with ESMTP id 06KCN0ms007124; Mon, 20 Jul 2020 12:23:00 GMT Received: from lab02.no.oracle.com (/10.172.144.56) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Mon, 20 Jul 2020 05:23:00 -0700 From: =?utf-8?q?H=C3=A5kon_Bugge?= To: Doug Ledford , Jason Gunthorpe Cc: linux-rdma@vger.kernel.org, Yishai Hadas , Jack Morgenstein Subject: [PATCH for-rc 0/5] Add CM packets missing and harden the proxying Date: Mon, 20 Jul 2020 14:22:44 +0200 Message-Id: <20200720122249.487086-1-haakon.bugge@oracle.com> X-Mailer: git-send-email 2.20.1 MIME-Version: 1.0 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9687 signatures=668680 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 phishscore=0 mlxlogscore=999 mlxscore=0 spamscore=0 adultscore=0 bulkscore=0 malwarescore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2007200085 X-Proofpoint-Virus-Version: vendor=nai engine=6000 definitions=9687 signatures=668680 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 bulkscore=0 adultscore=0 lowpriorityscore=0 mlxlogscore=999 malwarescore=0 clxscore=1011 spamscore=0 mlxscore=0 impostorscore=0 phishscore=0 priorityscore=1501 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2007200085 Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org A high number of MAD packet drops are observed in the mlx4 MAD proxy system. These are fixed by separating the parameters for the tunnel vs. wire QPs and by introducing a separate worker-thread for the wire QPs. Support for MRA and REJ with its reason being timeout is also added. Dynamic debug prints adjusted and amended. Håkon Bugge (5): IB/mlx4: Add and improve logging IB/mlx4: Add support for MRA IB/mlx4: Separate tunnel and wire bufs parameters IB/mlx4: Fix starvation in paravirt mux/demux IB/mlx4: Add support for REJ due to timeout drivers/infiniband/hw/mlx4/cm.c | 143 ++++++++++++++++++++++++++- drivers/infiniband/hw/mlx4/mad.c | 121 +++++++++++++---------- drivers/infiniband/hw/mlx4/mlx4_ib.h | 6 ++ 3 files changed, 211 insertions(+), 59 deletions(-) --- 2.20.1