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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id F063AC43334 for ; Sat, 25 Jun 2022 13:00:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232988AbiFYNAP (ORCPT ); Sat, 25 Jun 2022 09:00:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50656 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232912AbiFYNAN (ORCPT ); Sat, 25 Jun 2022 09:00:13 -0400 Received: from out0.migadu.com (out0.migadu.com [IPv6:2001:41d0:2:267::]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A64D111163; Sat, 25 Jun 2022 06:00:12 -0700 (PDT) Message-ID: <3ee9e8d1-01dc-0936-efde-b07482a5e785@linux.dev> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1656162010; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=zAt4rLrvNcaq27+5fdC96DdrqkdI6Xy/AK+vU9KiLnA=; b=fyzCPYhQEJKWDjOUf7aWvbsrpflNxyl9ZdMAKtH78GmKDJUX5SCNHydxTNxEkBpK/VQJ6q ZLBfQagO1PxTHvUCvc96tFPOOFgu9mWRjZqnetAYaSNCp7R0K7C2s2iTkcqr8/vaQ6od2R mJoeAB/Ox84Rz7ihJV5aB8mVTaGw6CQ= Date: Sat, 25 Jun 2022 20:59:54 +0800 MIME-Version: 1.0 Subject: Re: [PATCH v3 0/2] RDMA/rxe: Fix no completion event issue To: "lizhijian@fujitsu.com" , Jason Gunthorpe , Haakon Bugge , Cheng Xu , "linux-rdma@vger.kernel.org" Cc: "linux-kernel@vger.kernel.org" References: <20220516015329.445474-1-lizhijian@fujitsu.com> X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. From: Yanjun Zhu In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT X-Migadu-Auth-User: linux.dev Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 在 2022/6/7 16:32, lizhijian@fujitsu.com 写道: > Hi Json & Yanjun > > > I know there are still a few regressions on RXE, but i do wish you could take some time to review these *simple and bugfix* patches > They are not related to the regressions. Now there are some problems from Redhat and other Linux Vendors. We had better focus on these problems. Zhu Yanjun > > > Thanks > Zhijian > > > On 16/05/2022 09:53, Li Zhijian wrote: >> 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 QP state >> >> drivers/infiniband/sw/rxe/rxe_req.c | 12 +++++++++++- >> 1 file changed, 11 insertions(+), 1 deletion(-) >>