From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: 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=-11.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham 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 D8F57C433DB for ; Sat, 30 Jan 2021 10:15:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AF17E64DE7 for ; Sat, 30 Jan 2021 10:15:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232223AbhA3KP1 (ORCPT ); Sat, 30 Jan 2021 05:15:27 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:61612 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S232847AbhA3BUT (ORCPT ); Fri, 29 Jan 2021 20:20:19 -0500 Received: from pps.filterd (m0098420.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 10U112RK087474 for ; Fri, 29 Jan 2021 20:19:11 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding; s=pp1; bh=9YED22CWtFd+6cT8x7MBowUup7yRKMdr4ncsqv/Lvt0=; b=CoZZSIOvTsVVauVCPezKMfdk0WGge/2qehFeplzGgYO3bpYYQiYT/g7V6iha28x7s82O zWAFQ6jqey49ghOrI7WxH9C3PudT2QdTUSZ2i+tGl3y3XP21CWihvO4nsjhgyjOtPfBb GH4O5y8aPT0SR6iAyUlizmfkdo+WauUmujy7tca1EkDqcTTh3m0sreYhoI5feHDGj1eK VD8gC3GqFua546bKF3semmD4Qr//PnCZN3XxeORufcrtfehr66Zsa+uJ39YsoaMeX1pc 8LJ/0gyHMVg2DPd7OndpUgXlXZp0UsWb+0hOdgupsZ0wN2DW7unC+L2iQ6y4j0vguY+W IQ== Received: from ppma01dal.us.ibm.com (83.d6.3fa9.ip4.static.sl-reverse.com [169.63.214.131]) by mx0b-001b2d01.pphosted.com with ESMTP id 36cwct09um-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Fri, 29 Jan 2021 20:19:10 -0500 Received: from pps.filterd (ppma01dal.us.ibm.com [127.0.0.1]) by ppma01dal.us.ibm.com (8.16.0.42/8.16.0.42) with SMTP id 10U1D0R7016405 for ; Sat, 30 Jan 2021 01:19:10 GMT Received: from b03cxnp08026.gho.boulder.ibm.com (b03cxnp08026.gho.boulder.ibm.com [9.17.130.18]) by ppma01dal.us.ibm.com with ESMTP id 36adtum0y1-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Sat, 30 Jan 2021 01:19:10 +0000 Received: from b03ledav005.gho.boulder.ibm.com (b03ledav005.gho.boulder.ibm.com [9.17.130.236]) by b03cxnp08026.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 10U1J78h27984134 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sat, 30 Jan 2021 01:19:07 GMT Received: from b03ledav005.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 4D2FEBE056; Sat, 30 Jan 2021 01:19:07 +0000 (GMT) Received: from b03ledav005.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 3D6D4BE04F; Sat, 30 Jan 2021 01:19:06 +0000 (GMT) Received: from pompom.ibm.com (unknown [9.85.192.149]) by b03ledav005.gho.boulder.ibm.com (Postfix) with ESMTP; Sat, 30 Jan 2021 01:19:06 +0000 (GMT) From: Lijun Pan To: netdev@vger.kernel.org Cc: sukadev@linux.ibm.com, drt@linux.ibm.com, brking@linux.vnet.ibm.com, dnbanerg@us.ibm.com, tlfalcon@linux.ibm.com, Lijun Pan Subject: [PATCH net-next v2 0/2] rework the memory barrier for SCRQ entry Date: Fri, 29 Jan 2021 19:19:03 -0600 Message-Id: <20210130011905.1485-1-ljp@linux.ibm.com> X-Mailer: git-send-email 2.22.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.369,18.0.737 definitions=2021-01-29_11:2021-01-29,2021-01-29 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 spamscore=0 adultscore=0 clxscore=1015 malwarescore=0 phishscore=0 mlxscore=0 bulkscore=0 suspectscore=0 lowpriorityscore=0 mlxlogscore=725 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2101300000 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org This series rework the memory barrier for SCRQ (Sub-Command-Response Queue) entry. v2: send to net-next. Lijun Pan (2): ibmvnic: rework to ensure SCRQ entry reads are properly ordered ibmvnic: remove unnecessary rmb() inside ibmvnic_poll drivers/net/ethernet/ibm/ibmvnic.c | 31 +++++++++++------------------- 1 file changed, 11 insertions(+), 20 deletions(-) -- 2.23.0