Received: by 2002:a6b:500f:0:0:0:0:0 with SMTP id e15csp6658356iob; Wed, 11 May 2022 02:29:05 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwouN13cflD/6KbMYt+aH04VjjPWK/TMpmJGX5khJWodnJNCGOKX9xKo5QuNkotBnkCNCt1 X-Received: by 2002:a17:907:7ea9:b0:6f3:de9c:c6fb with SMTP id qb41-20020a1709077ea900b006f3de9cc6fbmr23956826ejc.304.1652261345324; Wed, 11 May 2022 02:29:05 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1652261345; cv=none; d=google.com; s=arc-20160816; b=Y4WHq67brtDiJPvCDh2E0XkGhaJxCp8TkgHOFqVNXI6rOL5jaQpyycDa+4+GBS84lR yVhgABe3KXSthX8M6ckwBurdDxjriruQBif/MORiH1NGmnfWukNrlkmnOe+Oi44eS+5X p4+CJurcc6pMQSVr6JduqkwGuWAeqFRR7RnFLfUdEJjeHfhDbxVqP44b6X9V4dwaYI7E HQ2eLKPHPP0y7gsOXqhu70MXgOJThyX/UHLzDSOISbaw1NvXXQCUqInflBfTyx2qvSOW ZP6qYs+VPgrWfiIQrT2oh6Q9zqpEol7FKaxTJf1EZtwnUfz+4HJQhI2cav/x+KJfnwwV VRyw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :message-id:date:subject:cc:to:from:ironport-hdrordr:ironport-data; bh=2JimbVyvulEntIJikVyJkXV4VTavgpTrcmnHRQPTL1s=; b=TjGvzGJbs9wfOzKslZ+9TaS0HmOZKVIh3qeUEGzgyDSz5Qn4Ps9M8g3vRy9miPOsH8 9QEYoMSLJ3kI8u8sPSXU428pMxq8GJllN4KZd1s8QYXPsFk2vL0WhBDk3Zk2ha8YsAjs gYtubVJjl+yxGsOTsS87g2mBhsENjbzB8foQePUxS2orRGXQyPD7Zb7i1vTYiKq13NH+ uXwUX6lTWOE8sctidGKWzBO/QShXOmWS5HFPzXTSfiZ3c9wtvWxllDLDuFJXWQORNJgq CifdpepPN2/Cmmt8xoMr8f6v6hjiQcKgj23dYUBeNu0Vk1JUfIfA8I1A6GydXXA0PrFG tP1g== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=fujitsu.com Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id e3-20020a056402148300b00428adf86b79si1521846edv.77.2022.05.11.02.28.41; Wed, 11 May 2022 02:29:05 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=fujitsu.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241165AbiEKCXz (ORCPT + 99 others); Tue, 10 May 2022 22:23:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55802 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236215AbiEKCXi (ORCPT ); Tue, 10 May 2022 22:23:38 -0400 Received: from heian.cn.fujitsu.com (mail.cn.fujitsu.com [183.91.158.132]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 30FE215C1B5; Tue, 10 May 2022 19:23:37 -0700 (PDT) IronPort-Data: =?us-ascii?q?A9a23=3A17x7wq21Y2L4QGYB9PbD5Qpzkn2cJEfYwER7XOP?= =?us-ascii?q?LsXnJ0DMg12MPxmEWXDuAaKuONGP2LttwOti18x4AvpCDydM2QQE+nZ1PZygU8?= =?us-ascii?q?JKaX7x1DatR0xu6d5SFFAQ+hyknQoGowPscEzmM9n9BDpC79SMmjfvQH+KlYAL?= =?us-ascii?q?5EnsZqTFMGX5JZS1Ly7ZRbr5A2bBVMivV0T/Ai5S31GyNh1aYBlkpB5er83uDi?= =?us-ascii?q?hhdVAQw5TTSbdgT1LPXeuJ84Jg3fcldJFOgKmVY83LTegrN8F251juxExYFAdX?= =?us-ascii?q?jnKv5c1ERX/jZOg3mZnh+AvDk20Yd4HdplPtT2Pk0MC+7jx2NnsJxyddMvJqYR?= =?us-ascii?q?xorP7HXhaIWVBww/yRWZPcaoeOdfSPj2SCU5wicG5f2+N18HUMkLI9Cor4vKW5?= =?us-ascii?q?L/P0cbjsKa3irg+Ow3aL+SeR2gMknBNfkMZlZuXx6yzzdS/E8TvjrR6TM+M8dx?= =?us-ascii?q?js1j+hQEvvEIckUczxiaFLHeRInElUYB7osneqwiz/0elVlRPi9zUYsyzGLilU?= =?us-ascii?q?vj/62a5yIEuFmjP59xi6wzl8qNUyjav3CCOGi9A=3D=3D?= IronPort-HdrOrdr: =?us-ascii?q?A9a23=3AKmn0IK7wHUSVs7PKhAPXwPTXdLJyesId70hD?= =?us-ascii?q?6qkRc20wTiX8ra2TdZsguyMc9wx6ZJhNo7G90cq7MBbhHPxOkOos1N6ZNWGIhI?= =?us-ascii?q?LCFvAB0WKN+V3dMhy73utc+IMlSKJmFeD3ZGIQse/KpCW+DPYsqePqzJyV?= X-IronPort-AV: E=Sophos;i="5.88,333,1635177600"; d="scan'208";a="124142434" Received: from unknown (HELO cn.fujitsu.com) ([10.167.33.5]) by heian.cn.fujitsu.com with ESMTP; 11 May 2022 10:23:32 +0800 Received: from G08CNEXMBPEKD04.g08.fujitsu.local (unknown [10.167.33.201]) by cn.fujitsu.com (Postfix) with ESMTP id 7B4064D1716F; Wed, 11 May 2022 10:23:27 +0800 (CST) Received: from G08CNEXJMPEKD02.g08.fujitsu.local (10.167.33.202) by G08CNEXMBPEKD04.g08.fujitsu.local (10.167.33.201) with Microsoft SMTP Server (TLS) id 15.0.1497.23; Wed, 11 May 2022 10:23:27 +0800 Received: from G08CNEXCHPEKD09.g08.fujitsu.local (10.167.33.85) by G08CNEXJMPEKD02.g08.fujitsu.local (10.167.33.202) with Microsoft SMTP Server (TLS) id 15.0.1497.23; Wed, 11 May 2022 10:23:27 +0800 Received: from localhost.localdomain (10.167.225.141) by G08CNEXCHPEKD09.g08.fujitsu.local (10.167.33.209) with Microsoft SMTP Server id 15.0.1497.23 via Frontend Transport; Wed, 11 May 2022 10:23:25 +0800 From: Li Zhijian To: Zhu Yanjun , Jason Gunthorpe , CC: , Li Zhijian Subject: [PATCH v2 0/2] RDMA/rxe: Fix no completion event issue Date: Wed, 11 May 2022 10:30:28 +0800 Message-ID: <20220511023030.229212-1-lizhijian@fujitsu.com> X-Mailer: git-send-email 2.31.1 MIME-Version: 1.0 Content-Transfer-Encoding: 7BIT Content-Type: text/plain; charset=US-ASCII X-yoursite-MailScanner-ID: 7B4064D1716F.AB924 X-yoursite-MailScanner: Found to be clean X-yoursite-MailScanner-From: lizhijian@fujitsu.com X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Since RXE always posts RDMA_WRITE successfully, it's observed that no more completion occurs after a few incorrect posts. Actually, it will block the polling. we can easily reproduce it by the below pattern. a. post correct RDMA_WRITE b. poll completion event while true { c. post incorrect RDMA_WRITE(wrong rkey for example) d. poll completion event <<<< block after 2 incorrect RDMA_WRITE posts } Li Zhijian (2): RDMA/rxe: Update wqe_index for each wqe error completion RDMA/rxe: Generate error completion for error requester state drivers/infiniband/sw/rxe/rxe_req.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) -- 2.31.1