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 CB5A4ECAAA1 for ; Sat, 17 Sep 2022 03:13:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229713AbiIQDNB (ORCPT ); Fri, 16 Sep 2022 23:13:01 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56038 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229875AbiIQDM1 (ORCPT ); Fri, 16 Sep 2022 23:12:27 -0400 Received: from mail-oi1-x22e.google.com (mail-oi1-x22e.google.com [IPv6:2607:f8b0:4864:20::22e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E0674BD14B for ; Fri, 16 Sep 2022 20:12:25 -0700 (PDT) Received: by mail-oi1-x22e.google.com with SMTP id j188so5967308oih.0 for ; Fri, 16 Sep 2022 20:12:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date; bh=Qv+MFCfjBy9qlntNACjCRozVQRuJY60ehMS3GyMG2/8=; b=TkyA6wF2FaU4uxesiWz4zwavg7rsv+phGbvY+EP4WtF9b8yydMxk0K7+uMgiv5F0YQ 3otSrB4NruGrz1mTN2kBKAxBvOBr4tstHLM4UTNBVZ1V+gYnNwcXXsnmAcwz57rl309p XC9Uok/BddAWe3OK2XToj5qmBlVvHloFJ993ZYweKcCK7UE4GqFm8t877KI8HsOhE9UO eQwO5dhj9cxcsqQtElJjD+gpO+oSwbj4aBVNERutOplbgO3iRqqqSneBb5oFiO7mjrKe 0E2jDV0JWeHHogFLtKY9KhJAP73zotCfC8swOFMnWsG8fx0hcq3ucJol0UF3n93qefQq HJdQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date; bh=Qv+MFCfjBy9qlntNACjCRozVQRuJY60ehMS3GyMG2/8=; b=Bd3IZQf8CBhbwvcMJPLWgxBeP97iJfC77ClEu08LjvZU+UlawGoUxVRvcEg8EtzX3Y 7x/ScNQd5CA3JiJ84KIakBUPebGqD6xid3sHN6ffNJjMw5kTl3h6I1jJGH5n4v/hliDB Qr5pKyK+Pwfw5IRIZ0RpjCv70tDM4duCpYLikW6HcuiVKFooVPvB2TPcF2OxDZxR+/Xj rENAKy43Qn47cEORFLYPJogFTMbXjHqRCDIR8ArwJZwTb5kDrKZrjs4guqkXiJq/vPMD /u6fY4Nj8H+QvZ2y0wNBob69RQKulaNUpRfnU0IPtUizO0X0z1bKOJVhAu2YiiVd9CBN A47w== X-Gm-Message-State: ACgBeo3H0gUxPh1UjAQJhn8Ph+lKVJioJMkj9ZnDgrzcrJge2ssA+2Wt pq8D0t3EE5DbwNHJmZN43aY= X-Google-Smtp-Source: AA6agR6ioGQkgMzOqEayJkr8YuwFwOL/xE4H/Yy6lfOqPby2RuomhzL8jAAYxZ4xfI7hmRY74smbOQ== X-Received: by 2002:aca:f2c1:0:b0:34f:bb9b:cdba with SMTP id q184-20020acaf2c1000000b0034fbb9bcdbamr8339294oih.249.1663384345007; Fri, 16 Sep 2022 20:12:25 -0700 (PDT) Received: from ubuntu-22.tx.rr.com (2603-8081-140c-1a00-f9ea-fe1d-a45c-bca2.res6.spectrum.com. [2603:8081:140c:1a00:f9ea:fe1d:a45c:bca2]) by smtp.googlemail.com with ESMTPSA id a18-20020a05683012d200b00636ed80eab8sm11100865otq.4.2022.09.16.20.12.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Sep 2022 20:12:24 -0700 (PDT) From: Bob Pearson To: jgg@nvidia.com, zyjzyj2000@gmail.com, lizhijian@fujitsu.com, linux-rdma@vger.kernel.org Cc: Bob Pearson Subject: [PATCH for-next 12/13] RDMA/rxe: Extend rxe_net.c to support xrc qps Date: Fri, 16 Sep 2022 22:12:21 -0500 Message-Id: <20220917031221.21293-1-rpearsonhpe@gmail.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org Extend code in rxe_net.c to support xrc qp types. Signed-off-by: Bob Pearson --- drivers/infiniband/sw/rxe/rxe_net.c | 23 ++++++++++++++++------- 1 file changed, 16 insertions(+), 7 deletions(-) diff --git a/drivers/infiniband/sw/rxe/rxe_net.c b/drivers/infiniband/sw/rxe/rxe_net.c index d46190ad082f..d9bedd6fc497 100644 --- a/drivers/infiniband/sw/rxe/rxe_net.c +++ b/drivers/infiniband/sw/rxe/rxe_net.c @@ -92,7 +92,7 @@ static struct dst_entry *rxe_find_route(struct net_device *ndev, { struct dst_entry *dst = NULL; - if (qp_type(qp) == IB_QPT_RC) + if (qp_type(qp) == IB_QPT_RC || qp_type(qp) == IB_QPT_XRC_INI) dst = sk_dst_get(qp->sk->sk); if (!dst || !dst_check(dst, qp->dst_cookie)) { @@ -120,7 +120,8 @@ static struct dst_entry *rxe_find_route(struct net_device *ndev, #endif } - if (dst && (qp_type(qp) == IB_QPT_RC)) { + if (dst && (qp_type(qp) == IB_QPT_RC || + qp_type(qp) == IB_QPT_XRC_INI)) { dst_hold(dst); sk_dst_set(qp->sk->sk, dst); } @@ -386,14 +387,23 @@ static int rxe_send(struct sk_buff *skb, struct rxe_pkt_info *pkt) */ static int rxe_loopback(struct sk_buff *skb, struct rxe_pkt_info *pkt) { - memcpy(SKB_TO_PKT(skb), pkt, sizeof(*pkt)); + struct rxe_pkt_info *new_pkt = SKB_TO_PKT(skb); + + memset(new_pkt, 0, sizeof(*new_pkt)); + + /* match rxe_udp_encap_recv */ + new_pkt->rxe = pkt->rxe; + new_pkt->port_num = 1; + new_pkt->hdr = pkt->hdr; + new_pkt->mask = RXE_GRH_MASK; + new_pkt->paylen = pkt->paylen; if (skb->protocol == htons(ETH_P_IP)) skb_pull(skb, sizeof(struct iphdr)); else skb_pull(skb, sizeof(struct ipv6hdr)); - if (WARN_ON(!ib_device_try_get(&pkt->rxe->ib_dev))) { + if (WARN_ON(!ib_device_try_get(&new_pkt->rxe->ib_dev))) { kfree_skb(skb); return -EIO; } @@ -412,7 +422,6 @@ int rxe_xmit_packet(struct rxe_qp *qp, struct rxe_pkt_info *pkt, if ((is_request && (qp->req.state != QP_STATE_READY)) || (!is_request && (qp->resp.state != QP_STATE_READY))) { - pr_info("Packet dropped. QP is not in ready state\n"); goto drop; } @@ -427,8 +436,8 @@ int rxe_xmit_packet(struct rxe_qp *qp, struct rxe_pkt_info *pkt, return err; } - if ((qp_type(qp) != IB_QPT_RC) && - (pkt->mask & RXE_LAST_MASK)) { + if ((pkt->mask & RXE_REQ_MASK) && (pkt->mask & RXE_LAST_MASK) && + (qp_type(qp) != IB_QPT_RC && qp_type(qp) != IB_QPT_XRC_INI)) { pkt->wqe->state = wqe_state_done; rxe_run_task(&qp->comp.task, 1); } -- 2.34.1