From patchwork Mon Nov 28 19:32:03 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ronak Doshi X-Patchwork-Id: 13057908 X-Patchwork-Delegate: kuba@kernel.org 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 CD9F8C4167D for ; Mon, 28 Nov 2022 19:32:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233762AbiK1TcY (ORCPT ); Mon, 28 Nov 2022 14:32:24 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58542 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234092AbiK1TcI (ORCPT ); Mon, 28 Nov 2022 14:32:08 -0500 Received: from EX-PRD-EDGE02.vmware.com (ex-prd-edge02.vmware.com [208.91.3.34]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2E0232D1FE; Mon, 28 Nov 2022 11:32:07 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; s=s1024; d=vmware.com; h=from:to:cc:subject:date:message-id:in-reply-to:mime-version: content-type; bh=QUJMWrLlm9IEHGxbBgkN9Yp8GDk305AArScPpFoLZdw=; b=wLqYOehSxSyaopsfO20/hSRNJdj7t/D/VsgxI9oxaiqwNDDGNHX0uY0r1Bg8ed 8pgxSeEDhtqqVsIOF9/2qNpWBbdXV11mpyR5k7a0e0SvuNEtlYwqWRdeEE33hN LDMk+3RpU11YUc/nIcVZ2C6m5h/Mjh9imcadxA6PhIw9qNc= Received: from sc9-mailhost1.vmware.com (10.113.161.71) by EX-PRD-EDGE02.vmware.com (10.188.245.7) with Microsoft SMTP Server id 15.1.2308.14; Mon, 28 Nov 2022 11:31:52 -0800 Received: from htb-1n-eng-dhcp122.eng.vmware.com (unknown [10.20.114.216]) by sc9-mailhost1.vmware.com (Postfix) with ESMTP id 39B2520253; Mon, 28 Nov 2022 11:32:06 -0800 (PST) Received: by htb-1n-eng-dhcp122.eng.vmware.com (Postfix, from userid 0) id 3459CAE1B0; Mon, 28 Nov 2022 11:32:06 -0800 (PST) From: Ronak Doshi To: CC: Ronak Doshi , VMware PV-Drivers Reviewers , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , open list Subject: [PATCH v1 net 1/2] vmxnet3: correctly report encapsulated LRO packet Date: Mon, 28 Nov 2022 11:32:03 -0800 Message-ID: <20221128193205.3820-2-doshir@vmware.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20221128193205.3820-1-doshir@vmware.com> References: <20221128193205.3820-1-doshir@vmware.com> MIME-Version: 1.0 Received-SPF: None (EX-PRD-EDGE02.vmware.com: doshir@vmware.com does not designate permitted sender hosts) Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org Commit dacce2be3312 ("vmxnet3: add geneve and vxlan tunnel offload support") added support for encapsulation offload. However, the pathc did not report correctly the encapsulated packet which is LRO'ed by the hypervisor. This patch fixes this issue by using correct callback for the LRO'ed encapsulated packet. Fixes: dacce2be3312 ("vmxnet3: add geneve and vxlan tunnel offload support") Signed-off-by: Ronak Doshi Acked-by: Guolin Yang --- drivers/net/vmxnet3/vmxnet3_drv.c | 12 ++++++++++-- 1 file changed, 10 insertions(+), 2 deletions(-) diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c index d3e7b27eb933..611e8a85de17 100644 --- a/drivers/net/vmxnet3/vmxnet3_drv.c +++ b/drivers/net/vmxnet3/vmxnet3_drv.c @@ -1396,6 +1396,7 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq, }; u32 num_pkts = 0; bool skip_page_frags = false; + bool encap_lro = false; struct Vmxnet3_RxCompDesc *rcd; struct vmxnet3_rx_ctx *ctx = &rq->rx_ctx; u16 segCnt = 0, mss = 0; @@ -1556,13 +1557,18 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq, if (VMXNET3_VERSION_GE_2(adapter) && rcd->type == VMXNET3_CDTYPE_RXCOMP_LRO) { struct Vmxnet3_RxCompDescExt *rcdlro; + union Vmxnet3_GenericDesc *gdesc; + rcdlro = (struct Vmxnet3_RxCompDescExt *)rcd; + gdesc = (union Vmxnet3_GenericDesc *)rcd; segCnt = rcdlro->segCnt; WARN_ON_ONCE(segCnt == 0); mss = rcdlro->mss; if (unlikely(segCnt <= 1)) segCnt = 0; + encap_lro = (le32_to_cpu(gdesc->dword[0]) & + (1UL << VMXNET3_RCD_HDR_INNER_SHIFT)); } else { segCnt = 0; } @@ -1630,7 +1636,7 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq, vmxnet3_rx_csum(adapter, skb, (union Vmxnet3_GenericDesc *)rcd); skb->protocol = eth_type_trans(skb, adapter->netdev); - if (!rcd->tcp || + if ((!rcd->tcp && !encap_lro) || !(adapter->netdev->features & NETIF_F_LRO)) goto not_lro; @@ -1639,7 +1645,7 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq, SKB_GSO_TCPV4 : SKB_GSO_TCPV6; skb_shinfo(skb)->gso_size = mss; skb_shinfo(skb)->gso_segs = segCnt; - } else if (segCnt != 0 || skb->len > mtu) { + } else if ((segCnt != 0 || skb->len > mtu) && !encap_lro) { u32 hlen; hlen = vmxnet3_get_hdr_len(adapter, skb, @@ -1668,6 +1674,8 @@ vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq, napi_gro_receive(&rq->napi, skb); ctx->skb = NULL; + if (encap_lro) + encap_lro = false; num_pkts++; } From patchwork Mon Nov 28 19:32:04 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Ronak Doshi X-Patchwork-Id: 13057909 X-Patchwork-Delegate: kuba@kernel.org 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 98E9AC4332F for ; Mon, 28 Nov 2022 19:32:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233778AbiK1TcY (ORCPT ); Mon, 28 Nov 2022 14:32:24 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58412 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234100AbiK1TcI (ORCPT ); Mon, 28 Nov 2022 14:32:08 -0500 Received: from EX-PRD-EDGE02.vmware.com (ex-prd-edge02.vmware.com [208.91.3.34]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0D85D2D745; Mon, 28 Nov 2022 11:32:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; s=s1024; d=vmware.com; h=from:to:cc:subject:date:message-id:in-reply-to:mime-version: content-type; bh=nYRUByL212OTBMMVhix0t+KY0BEqukc/TQnKhzG1llA=; b=Cq/q2Qk5VVP899fyhfKg5mE7eTON3Sk1X+WokPRY9NHx+N/OF/lFtqiQbQwYzq 8bljwrYUjKUNTRTBlVAOfcSYBt28Mdvw9CSEJXVAue6+mpbf/lJv1MGwOpSFIa jlX/7NUV4nGkkRJbv1D1KqSNHRDwc2fqoSfhXDiGmE6CnlY= Received: from sc9-mailhost3.vmware.com (10.113.161.73) by EX-PRD-EDGE02.vmware.com (10.188.245.7) with Microsoft SMTP Server id 15.1.2308.14; Mon, 28 Nov 2022 11:31:52 -0800 Received: from htb-1n-eng-dhcp122.eng.vmware.com (unknown [10.20.114.216]) by sc9-mailhost3.vmware.com (Postfix) with ESMTP id 8580A20294; Mon, 28 Nov 2022 11:32:06 -0800 (PST) Received: by htb-1n-eng-dhcp122.eng.vmware.com (Postfix, from userid 0) id 80B25AE1B0; Mon, 28 Nov 2022 11:32:06 -0800 (PST) From: Ronak Doshi To: CC: Ronak Doshi , VMware PV-Drivers Reviewers , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Guolin Yang , open list Subject: [PATCH v1 net 2/2] vmxnet3: use correct intrConf reference when using extended queues Date: Mon, 28 Nov 2022 11:32:04 -0800 Message-ID: <20221128193205.3820-3-doshir@vmware.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20221128193205.3820-1-doshir@vmware.com> References: <20221128193205.3820-1-doshir@vmware.com> MIME-Version: 1.0 Received-SPF: None (EX-PRD-EDGE02.vmware.com: doshir@vmware.com does not designate permitted sender hosts) Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org 'Commit 39f9895a00f4 ("vmxnet3: add support for 32 Tx/Rx queues")' added support for 32Tx/Rx queues. As a part of this patch, intrConf structure was extended to incorporate increased queues. This patch fixes the issue where incorrect reference is being used. Fixes: 39f9895a00f4 ("vmxnet3: add support for 32 Tx/Rx queues") Signed-off-by: Ronak Doshi Acked-by: Guolin Yang Reviewed-by: Jacob Keller --- drivers/net/vmxnet3/vmxnet3_drv.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c index 611e8a85de17..39a7e90d4254 100644 --- a/drivers/net/vmxnet3/vmxnet3_drv.c +++ b/drivers/net/vmxnet3/vmxnet3_drv.c @@ -75,8 +75,14 @@ vmxnet3_enable_all_intrs(struct vmxnet3_adapter *adapter) for (i = 0; i < adapter->intr.num_intrs; i++) vmxnet3_enable_intr(adapter, i); - adapter->shared->devRead.intrConf.intrCtrl &= + if (!VMXNET3_VERSION_GE_6(adapter) || + !adapter->queuesExtEnabled) { + adapter->shared->devRead.intrConf.intrCtrl &= cpu_to_le32(~VMXNET3_IC_DISABLE_ALL); + } else { + adapter->shared->devReadExt.intrConfExt.intrCtrl &= + cpu_to_le32(~VMXNET3_IC_DISABLE_ALL); + } } @@ -85,8 +91,14 @@ vmxnet3_disable_all_intrs(struct vmxnet3_adapter *adapter) { int i; - adapter->shared->devRead.intrConf.intrCtrl |= + if (!VMXNET3_VERSION_GE_6(adapter) || + !adapter->queuesExtEnabled) { + adapter->shared->devRead.intrConf.intrCtrl |= cpu_to_le32(VMXNET3_IC_DISABLE_ALL); + } else { + adapter->shared->devReadExt.intrConfExt.intrCtrl |= + cpu_to_le32(VMXNET3_IC_DISABLE_ALL); + } for (i = 0; i < adapter->intr.num_intrs; i++) vmxnet3_disable_intr(adapter, i); }