From patchwork Wed Sep 20 09:04:12 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Zhijian Li (Fujitsu)" X-Patchwork-Id: 13392341 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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id A031DCE79AC for ; Wed, 20 Sep 2023 09:08:33 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qitBL-0002PZ-Mt; Wed, 20 Sep 2023 05:07:39 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qitBK-0002PM-Sy for qemu-devel@nongnu.org; Wed, 20 Sep 2023 05:07:38 -0400 Received: from esa10.hc1455-7.c3s2.iphmx.com ([139.138.36.225]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qitBI-00076h-59 for qemu-devel@nongnu.org; Wed, 20 Sep 2023 05:07:38 -0400 X-IronPort-AV: E=McAfee;i="6600,9927,10838"; a="120600402" X-IronPort-AV: E=Sophos;i="6.02,161,1688396400"; d="scan'208";a="120600402" Received: from unknown (HELO yto-r1.gw.nic.fujitsu.com) ([218.44.52.217]) by esa10.hc1455-7.c3s2.iphmx.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Sep 2023 18:04:26 +0900 Received: from yto-m1.gw.nic.fujitsu.com (yto-nat-yto-m1.gw.nic.fujitsu.com [192.168.83.64]) by yto-r1.gw.nic.fujitsu.com (Postfix) with ESMTP id B30E9DB4C9 for ; Wed, 20 Sep 2023 18:04:24 +0900 (JST) Received: from kws-ab3.gw.nic.fujitsu.com (kws-ab3.gw.nic.fujitsu.com [192.51.206.21]) by yto-m1.gw.nic.fujitsu.com (Postfix) with ESMTP id 00A2BCF7C3 for ; Wed, 20 Sep 2023 18:04:24 +0900 (JST) Received: from localhost.localdomain (unknown [10.167.234.230]) by kws-ab3.gw.nic.fujitsu.com (Postfix) with ESMTP id 4664420079DE3; Wed, 20 Sep 2023 18:04:23 +0900 (JST) From: Li Zhijian To: quintela@redhat.com, peterx@redhat.com, leobras@redhat.com Cc: qemu-devel@nongnu.org, Li Zhijian Subject: [PATCH 2/2] migration/rdma: zore out head.repeat to make the error more clear Date: Wed, 20 Sep 2023 17:04:12 +0800 Message-Id: <20230920090412.726725-2-lizhijian@fujitsu.com> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20230920090412.726725-1-lizhijian@fujitsu.com> References: <20230920090412.726725-1-lizhijian@fujitsu.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-TM-AS-Product-Ver: IMSS-9.1.0.1417-9.0.0.1002-27886.006 X-TM-AS-User-Approved-Sender: Yes X-TMASE-Version: IMSS-9.1.0.1417-9.0.1002-27886.006 X-TMASE-Result: 10--1.385700-10.000000 X-TMASE-MatchedRID: uf8KE2NGjd/Pl7LciQedThlxrtI3TxRkWmOfr3aLpwhXGTbsQqHbkr8F Hrw7frluf146W0iUu2umUJpFI8DJTQptKxOf4+lkFWovz5bBLuZ9LQinZ4QefCP/VFuTOXUTPvB STRncWKuOhzOa6g8KrctN2aw9ovk3O+fazB/hfuG+zgPhrwbGbj80gxOr8kkGXzZUn+CiLNMPZ6 wX+r/FDnfw4IwIjIlLStbgstrO1lx6VXXn3wwvNRXBt/mUREyAj/ZFF9Wfm7hNy7ppG0IjcFQqk 0j7vLVUewMSBDreIdk= X-TMASE-SNAP-Result: 1.821001.0001-0-1-22:0,33:0,34:0-0 Received-SPF: pass client-ip=139.138.36.225; envelope-from=lizhijian@fujitsu.com; helo=esa10.hc1455-7.c3s2.iphmx.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Li Zhijian Previously, we got a confusion error that complains the RDMAControlHeader.repeat: qemu-system-x86_64: rdma: Too many requests in this message (3638950032).Bailing. Actually, it's caused by an unexpected RDMAControlHeader.type. After this patch, error will become: qemu-system-x86_64: Unknown control message QEMU FILE Signed-off-by: Li Zhijian Reviewed-by: Fabiano Rosas Reviewed-by: Peter Xu --- migration/rdma.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/migration/rdma.c b/migration/rdma.c index a2a3db35b1..3073d9953c 100644 --- a/migration/rdma.c +++ b/migration/rdma.c @@ -2812,7 +2812,7 @@ static ssize_t qio_channel_rdma_writev(QIOChannel *ioc, size_t remaining = iov[i].iov_len; uint8_t * data = (void *)iov[i].iov_base; while (remaining) { - RDMAControlHeader head; + RDMAControlHeader head = {}; len = MIN(remaining, RDMA_SEND_INCREMENT); remaining -= len;