From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f67.google.com (mail-wm0-f67.google.com [74.125.82.67]) by dpdk.org (Postfix) with ESMTP id 809DD1B252 for ; Mon, 30 Oct 2017 16:35:59 +0100 (CET) Received: by mail-wm0-f67.google.com with SMTP id t139so17309441wmt.1 for ; Mon, 30 Oct 2017 08:35:59 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=/pcZJy3m9WXICMPyLILmIbryKCEwbQFi+ziup52pl3Y=; b=kEyGJG8Pm8KxYpU7qpIy+eSPh/7n9vMkaU7ZrKmNg/jP04xjD/PlBO/S1NsDKfW6BU 6yzjAG0R2+PuaM6T+zljQ00mV/dOx3IGoqxy0sdijl3h1YTt5zqs0o17bTM7VWq2uLYS acUbtjcJWrS6kTuyU0Grm9QuvcST7kB5GbpwOK2ogBxrpw1Vlg53xZMuYZrlaIVOAp1I hYSc9biMzwMr9nVg0YQx7NJyRAWm4wkuNspZ6OMq/1rw1JzZWcNp84vEhwhrJxqgDqgu 50wpFdPtSYO91vmY7j8fvG4rXhaeWhthHh9HBd305a/U710kwzXPEzX9diWKhFIxJITQ HASA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=/pcZJy3m9WXICMPyLILmIbryKCEwbQFi+ziup52pl3Y=; b=NoFiMLW/Nj4wuajmZMNw49hTQwDlyXpc2RDpP73uuS2TNLAMZHSDStgSm98ROpal2V PF8UvL7Nuhga5hz8ZHIgowqBWMpvB0J+W+myUOLPSJNTvXCk3XmsKiphdYt5gXF/SZtp i5E+M0TWqI/RwJfqo6DJ9h1YOMdSRu41VAwjKndnbxhttxqNqY1OcErWKBb9ztAtPbSk QnCQXg0earNAL3IRAbO6T1HqQSg+9ekOOBpIPN94JbloUoudDoBBS5Sl1qm0oM7G3sbj eQ690ZnO217S9JiTIu6u6V2sYcLmL3/IdvDUTkECJAuhX6zsr8byMWFkKCdI+jw2sORO 85Mw== X-Gm-Message-State: AMCzsaVH7J+mViJ1EjBOAzFrC8sR5hWhvVVA6+LV0lReQKsSktAH73/j vV4LHf6OOjvb+RaKGUzIizk= X-Google-Smtp-Source: ABhQp+SRKbqzbcZOPwo6tit6CgKAg0Fm5RJW1lW1052Pl78c/A7YXsrKOFczfhk8JxPE8KeYnVlkFg== X-Received: by 10.28.63.77 with SMTP id m74mr4516643wma.117.1509377759033; Mon, 30 Oct 2017 08:35:59 -0700 (PDT) Received: from localhost ([2a00:23c5:bef3:400:4a51:b7ff:fe0b:4749]) by smtp.gmail.com with ESMTPSA id t43sm15597097wrc.74.2017.10.30.08.35.58 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 30 Oct 2017 08:35:58 -0700 (PDT) From: luca.boccassi@gmail.com To: Xiaoyun Li Cc: Beilei Xing , dpdk stable Date: Mon, 30 Oct 2017 15:34:10 +0000 Message-Id: <20171030153511.13322-7-luca.boccassi@gmail.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20171030153511.13322-1-luca.boccassi@gmail.com> References: <20171030153511.13322-1-luca.boccassi@gmail.com> Subject: [dpdk-stable] patch 'net/i40e: fix PF notify issue when VF is not up' has been queued to LTS release 16.11.4 X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 30 Oct 2017 15:35:59 -0000 Hi, FYI, your patch has been queued to LTS release 16.11.4 Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet. It will be pushed if I get no objections before 11/01/17. So please shout if anyone has objections. Thanks. Kind regards, Luca Boccassi --- >>From e591d604873ef48b51e6d8fc3919eb638a3f2b52 Mon Sep 17 00:00:00 2001 From: Xiaoyun Li Date: Tue, 15 Aug 2017 15:39:36 +0800 Subject: [PATCH] net/i40e: fix PF notify issue when VF is not up [ upstream commit 16048c4cb70386512917073c1661d743f5a78806 ] This patch stops PF from sending message to VF when VF's admin queue isn't enabled, namely VF isn't up. Fixes: 4861cde46116 ("i40e: new poll mode driver") Signed-off-by: Xiaoyun Li Acked-by: Beilei Xing --- drivers/net/i40e/i40e_pf.c | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/drivers/net/i40e/i40e_pf.c b/drivers/net/i40e/i40e_pf.c index b36d9019c..c5e06ca7b 100644 --- a/drivers/net/i40e/i40e_pf.c +++ b/drivers/net/i40e/i40e_pf.c @@ -902,7 +902,10 @@ send_msg: static void i40e_notify_vf_link_status(struct rte_eth_dev *dev, struct i40e_pf_vf *vf) { + struct i40e_hw *hw = I40E_PF_TO_HW(vf->pf); struct i40e_virtchnl_pf_event event; + uint16_t vf_id = vf->vf_idx; + uint32_t tval, rval; event.event = I40E_VIRTCHNL_EVENT_LINK_CHANGE; event.event_data.link_event.link_status = @@ -934,8 +937,15 @@ i40e_notify_vf_link_status(struct rte_eth_dev *dev, struct i40e_pf_vf *vf) break; } - i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_EVENT, - I40E_SUCCESS, (uint8_t *)&event, sizeof(event)); + tval = I40E_READ_REG(hw, I40E_VF_ATQLEN(vf_id)); + rval = I40E_READ_REG(hw, I40E_VF_ARQLEN(vf_id)); + + if (tval & I40E_VF_ATQLEN_ATQLEN_MASK || + tval & I40E_VF_ATQLEN_ATQENABLE_MASK || + rval & I40E_VF_ARQLEN_ARQLEN_MASK || + rval & I40E_VF_ARQLEN_ARQENABLE_MASK) + i40e_pf_host_send_msg_to_vf(vf, I40E_VIRTCHNL_OP_EVENT, + I40E_SUCCESS, (uint8_t *)&event, sizeof(event)); } void -- 2.11.0