From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from dpdk.org (dpdk.org [92.243.14.124]) by inbox.dpdk.org (Postfix) with ESMTP id 34191A3160 for ; Wed, 9 Oct 2019 14:32:44 +0200 (CEST) Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 1474A1D483; Wed, 9 Oct 2019 14:32:44 +0200 (CEST) Received: from dispatch1-us1.ppe-hosted.com (dispatch1-us1.ppe-hosted.com [148.163.129.52]) by dpdk.org (Postfix) with ESMTP id 1BD371C219; Wed, 9 Oct 2019 14:32:32 +0200 (CEST) X-Virus-Scanned: Proofpoint Essentials engine Received: from webmail.solarflare.com (webmail.solarflare.com [12.187.104.26]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mx1-us2.ppe-hosted.com (PPE Hosted ESMTP Server) with ESMTPS id A263B1C00CA; Wed, 9 Oct 2019 12:32:30 +0000 (UTC) Received: from ocex03.SolarFlarecom.com (10.20.40.36) by ocex03.SolarFlarecom.com (10.20.40.36) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 9 Oct 2019 05:32:27 -0700 Received: from opal.uk.solarflarecom.com (10.17.10.1) by ocex03.SolarFlarecom.com (10.20.40.36) with Microsoft SMTP Server (TLS) id 15.0.1395.4 via Frontend Transport; Wed, 9 Oct 2019 05:32:26 -0700 Received: from ukv-loginhost.uk.solarflarecom.com (ukv-loginhost.uk.solarflarecom.com [10.17.10.39]) by opal.uk.solarflarecom.com (8.13.8/8.13.8) with ESMTP id x99CWOjg021026; Wed, 9 Oct 2019 13:32:24 +0100 Received: from ukv-loginhost.uk.solarflarecom.com (localhost [127.0.0.1]) by ukv-loginhost.uk.solarflarecom.com (Postfix) with ESMTP id E74701613D2; Wed, 9 Oct 2019 13:32:23 +0100 (BST) From: Andrew Rybchenko To: Maxime Coquelin , Tiwei Bie , Zhihong Wang CC: , Dilshod Urazov , Date: Wed, 9 Oct 2019 13:32:06 +0100 Message-ID: <1570624330-19119-2-git-send-email-arybchenko@solarflare.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1570624330-19119-1-git-send-email-arybchenko@solarflare.com> References: <1569944672-24754-1-git-send-email-arybchenko@solarflare.com> <1570624330-19119-1-git-send-email-arybchenko@solarflare.com> MIME-Version: 1.0 Content-Type: text/plain X-TM-AS-Product-Ver: SMEX-12.5.0.1300-8.5.1010-24964.005 X-TM-AS-Result: No-1.860600-4.000000-10 X-TMASE-MatchedRID: xNmrHzOFrdOB//TxCalW+houoVvF2i0Zkos2tunL8DRwkdIrVt8X1WO2 7X3o/SbC8XVI39JCRnRM7g1j0AuHEWJZXQNDzktS+CjwEqX1p7nGYnoF/CTeZZsoi2XrUn/Jn6K dMrRsL14qtq5d3cxkNaOrttkwXjodC+eiSW08Kk8Y27MSpOPlIZr8bT1U1NmInxf8+KaRW5EPl6 gsN6jF8oOFzwHABHfy9A59wq1aoVdsElL9SfUDVUCtyI94ipZFOKBkFAm8GOUPoO5ncI6OuehbQ 2QpmASdbcuA3Id6O6JDDKa3G4nrLQ== X-TM-AS-User-Approved-Sender: No X-TM-AS-User-Blocked-Sender: No X-TMASE-Result: 10--1.860600-4.000000 X-TMASE-Version: SMEX-12.5.0.1300-8.5.1010-24964.005 X-MDID: 1570624351-cvSI6de1TJdk Subject: [dpdk-stable] [PATCH v2 2/4] net/virtio: reject deferred start Tx queue setup 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: , Errors-To: stable-bounces@dpdk.org Sender: "stable" From: Dilshod Urazov Deferred start Tx queue is not supported by the driver. Fixes: 0748be2cf9a2 ("ethdev: queue start and stop") Cc: stable@dpdk.org Signed-off-by: Dilshod Urazov Signed-off-by: Andrew Rybchenko Reviewed-by: Tiwei Bie --- drivers/net/virtio/virtio_rxtx.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/net/virtio/virtio_rxtx.c b/drivers/net/virtio/virtio_rxtx.c index a8cd80100..f29e2154b 100644 --- a/drivers/net/virtio/virtio_rxtx.c +++ b/drivers/net/virtio/virtio_rxtx.c @@ -1057,6 +1057,11 @@ virtio_dev_tx_queue_setup(struct rte_eth_dev *dev, PMD_INIT_FUNC_TRACE(); + if (tx_conf->tx_deferred_start) { + PMD_INIT_LOG(ERR, "Tx deferred start is not supported"); + return -EINVAL; + } + if (nb_desc == 0 || nb_desc > vq->vq_nentries) nb_desc = vq->vq_nentries; vq->vq_free_cnt = RTE_MIN(vq->vq_free_cnt, nb_desc); -- 2.17.1