From patchwork Tue Dec 6 13:01:59 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Li Zhijian X-Patchwork-Id: 13065763 X-Patchwork-Delegate: jgg@ziepe.ca 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 C8D76C47090 for ; Tue, 6 Dec 2022 13:03:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234940AbiLFNDE (ORCPT ); Tue, 6 Dec 2022 08:03:04 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39346 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234866AbiLFNCW (ORCPT ); Tue, 6 Dec 2022 08:02:22 -0500 Received: from esa1.hc1455-7.c3s2.iphmx.com (esa1.hc1455-7.c3s2.iphmx.com [207.54.90.47]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 15398C76D; Tue, 6 Dec 2022 05:02:20 -0800 (PST) X-IronPort-AV: E=McAfee;i="6500,9779,10552"; a="98847120" X-IronPort-AV: E=Sophos;i="5.96,222,1665414000"; d="scan'208";a="98847120" Received: from unknown (HELO yto-r3.gw.nic.fujitsu.com) ([218.44.52.219]) by esa1.hc1455-7.c3s2.iphmx.com with ESMTP; 06 Dec 2022 22:02:20 +0900 Received: from yto-m1.gw.nic.fujitsu.com (yto-nat-yto-m1.gw.nic.fujitsu.com [192.168.83.64]) by yto-r3.gw.nic.fujitsu.com (Postfix) with ESMTP id 8242DC3F84; Tue, 6 Dec 2022 22:02:18 +0900 (JST) Received: from kws-ab2.gw.nic.fujitsu.com (kws-ab2.gw.nic.fujitsu.com [192.51.206.12]) by yto-m1.gw.nic.fujitsu.com (Postfix) with ESMTP id BABD8CFF81; Tue, 6 Dec 2022 22:02:17 +0900 (JST) Received: from FNSTPC.g08.fujitsu.local (unknown [10.167.226.45]) by kws-ab2.gw.nic.fujitsu.com (Postfix) with ESMTP id 80F7D234090F; Tue, 6 Dec 2022 22:02:16 +0900 (JST) From: Li Zhijian To: Bob Pearson , Leon Romanovsky , Jason Gunthorpe , linux-rdma@vger.kernel.org Cc: Zhu Yanjun , yangx.jy@fujitsu.com, y-goto@fujitsu.com, mbloch@nvidia.com, tom@talpey.com, tomasz.gromadzki@intel.com, dan.j.williams@intel.com, linux-kernel@vger.kernel.org, Li Zhijian Subject: [for-next PATCH 08/10] RDMA/rxe: Implement flush completion Date: Tue, 6 Dec 2022 21:01:59 +0800 Message-Id: <20221206130201.30986-9-lizhijian@fujitsu.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221206130201.30986-1-lizhijian@fujitsu.com> References: <20221206130201.30986-1-lizhijian@fujitsu.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-TM-AS-Product-Ver: IMSS-9.1.0.1408-9.0.0.1002-27306.007 X-TM-AS-User-Approved-Sender: Yes X-TMASE-Version: IMSS-9.1.0.1408-9.0.1002-27306.007 X-TMASE-Result: 10--1.649800-10.000000 X-TMASE-MatchedRID: 8yo7ot4xteWojsVP+osNyI4V8tCoXo/SwTlc9CcHMZerwqxtE531VNnf JrUSEbFD4aYNoJRGTLxC8N9emxXsDYK5uwAQp1EXSHCU59h5KrHQtWdx8wWyB5soi2XrUn/J8m+ hzBStantdY+ZoWiLImydET58jp62SH/alYRvEEDM0+dgjvPaXm1nLk1UTEsFVcXz+h9kvXn5299 wSNG4ku6Xtr1NW4OCS/mjdw1s1wcJAdUpMMr0LdXHBIyFC0RNEwGC8e6520fKw0PJt06oJaHpaQ l5xviY7wxgWdRvK9Un9g+oMf9KM6Q== X-TMASE-SNAP-Result: 1.821001.0001-0-1-22:0,33:0,34:0-0 Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org Per IBA SPEC, FLUSH will ack in rdma read response with 0 length. Use IB_WC_FLUSH (aka IB_UVERBS_WC_FLUSH) code to tell userspace a FLUSH completion. Reviewed-by: Zhu Yanjun Signed-off-by: Li Zhijian --- drivers/infiniband/sw/rxe/rxe_comp.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/infiniband/sw/rxe/rxe_comp.c b/drivers/infiniband/sw/rxe/rxe_comp.c index 1c525325e271..20737fec392b 100644 --- a/drivers/infiniband/sw/rxe/rxe_comp.c +++ b/drivers/infiniband/sw/rxe/rxe_comp.c @@ -105,6 +105,7 @@ static enum ib_wc_opcode wr_to_wc_opcode(enum ib_wr_opcode opcode) case IB_WR_REG_MR: return IB_WC_REG_MR; case IB_WR_BIND_MW: return IB_WC_BIND_MW; case IB_WR_ATOMIC_WRITE: return IB_WC_ATOMIC_WRITE; + case IB_WR_FLUSH: return IB_WC_FLUSH; default: return 0xff; @@ -278,7 +279,8 @@ static inline enum comp_state check_ack(struct rxe_qp *qp, */ case IB_OPCODE_RC_RDMA_READ_RESPONSE_MIDDLE: if (wqe->wr.opcode != IB_WR_RDMA_READ && - wqe->wr.opcode != IB_WR_RDMA_READ_WITH_INV) { + wqe->wr.opcode != IB_WR_RDMA_READ_WITH_INV && + wqe->wr.opcode != IB_WR_FLUSH) { wqe->status = IB_WC_FATAL_ERR; return COMPST_ERROR; }