From patchwork Fri May 4 02:57:09 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Lijun Ou X-Patchwork-Id: 10379677 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id EAEB860353 for ; Fri, 4 May 2018 02:24:04 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id DA62329208 for ; Fri, 4 May 2018 02:24:04 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id CF31B292A9; Fri, 4 May 2018 02:24:04 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 655BC29208 for ; Fri, 4 May 2018 02:24:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751340AbeEDCYC (ORCPT ); Thu, 3 May 2018 22:24:02 -0400 Received: from szxga06-in.huawei.com ([45.249.212.32]:46594 "EHLO huawei.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1751329AbeEDCX7 (ORCPT ); Thu, 3 May 2018 22:23:59 -0400 Received: from DGGEMS408-HUB.china.huawei.com (unknown [172.30.72.59]) by Forcepoint Email with ESMTP id 760508C33B3F4; Fri, 4 May 2018 10:23:53 +0800 (CST) Received: from linux-ioko.site (10.71.200.31) by DGGEMS408-HUB.china.huawei.com (10.3.19.208) with Microsoft SMTP Server id 14.3.361.1; Fri, 4 May 2018 10:23:49 +0800 From: Lijun Ou To: , CC: , Subject: [PATCH for-rc 07/11] RDMA/hns: Fix the bug with rq sge Date: Fri, 4 May 2018 10:57:09 +0800 Message-ID: <1525402633-119279-8-git-send-email-oulijun@huawei.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1525402633-119279-1-git-send-email-oulijun@huawei.com> References: <1525402633-119279-1-git-send-email-oulijun@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.71.200.31] X-CFilter-Loop: Reflected Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP When received multiply rq sge, it should tag the invalid lkey for the last non-zero length sge when have some sges' length are zero. This patch fixes it. Signed-off-by: Lijun Ou --- drivers/infiniband/hw/hns/hns_roce_hw_v2.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c index 539b0ca..a40978b 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v2.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v2.c @@ -547,8 +547,8 @@ static int hns_roce_v2_post_recv(struct ib_qp *ibqp, struct ib_recv_wr *wr, } if (i < hr_qp->rq.max_gs) { - dseg[i].lkey = cpu_to_le32(HNS_ROCE_INVALID_LKEY); - dseg[i].addr = 0; + dseg->lkey = cpu_to_le32(HNS_ROCE_INVALID_LKEY); + dseg->addr = 0; } /* rq support inline data */