From patchwork Sat Mar 3 13:46:28 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Burakov, Anatoly" X-Patchwork-Id: 35621 X-Patchwork-Delegate: maxime.coquelin@redhat.com Return-Path: X-Original-To: patchwork@dpdk.org Delivered-To: patchwork@dpdk.org Received: from [92.243.14.124] (localhost [127.0.0.1]) by dpdk.org (Postfix) with ESMTP id 318AA1B295; Sat, 3 Mar 2018 14:47:05 +0100 (CET) Received: from mga11.intel.com (mga11.intel.com [192.55.52.93]) by dpdk.org (Postfix) with ESMTP id EED7A5F13 for ; Sat, 3 Mar 2018 14:46:41 +0100 (CET) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 03 Mar 2018 05:46:40 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.47,418,1515484800"; d="scan'208";a="22271711" Received: from irvmail001.ir.intel.com ([163.33.26.43]) by orsmga008.jf.intel.com with ESMTP; 03 Mar 2018 05:46:36 -0800 Received: from sivswdev01.ir.intel.com (sivswdev01.ir.intel.com [10.237.217.45]) by irvmail001.ir.intel.com (8.14.3/8.13.6/MailSET/Hub) with ESMTP id w23DkZmI012292; Sat, 3 Mar 2018 13:46:35 GMT Received: from sivswdev01.ir.intel.com (localhost [127.0.0.1]) by sivswdev01.ir.intel.com with ESMTP id w23DkZ5G023952; Sat, 3 Mar 2018 13:46:35 GMT Received: (from aburakov@localhost) by sivswdev01.ir.intel.com with LOCAL id w23DkZhq023948; Sat, 3 Mar 2018 13:46:35 GMT From: Anatoly Burakov To: dev@dpdk.org Cc: Yuanhan Liu , Maxime Coquelin , Tiwei Bie , keith.wiles@intel.com, jianfeng.tan@intel.com, andras.kovacs@ericsson.com, laszlo.vadkeri@ericsson.com, benjamin.walker@intel.com, bruce.richardson@intel.com, thomas@monjalon.net, konstantin.ananyev@intel.com, kuralamudhan.ramakrishnan@intel.com, louise.m.daly@intel.com, nelio.laranjeiro@6wind.com, yskoh@mellanox.com, pepperjo@japf.ch, jerin.jacob@caviumnetworks.com, hemant.agrawal@nxp.com, olivier.matz@6wind.com Date: Sat, 3 Mar 2018 13:46:28 +0000 Message-Id: X-Mailer: git-send-email 1.7.0.7 In-Reply-To: References: In-Reply-To: References: Subject: [dpdk-dev] [PATCH 40/41] net/virtio: use contiguous allocation for DMA memory X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Sender: "dev" Signed-off-by: Anatoly Burakov Reviewed-by: Venkatesh Srinivas --- Notes: Not sure if virtio needs to allocate DMA-capable memory, being a software driver and all. Corrections welcome. drivers/net/virtio/virtio_ethdev.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/net/virtio/virtio_ethdev.c b/drivers/net/virtio/virtio_ethdev.c index 884f74a..35812e4 100644 --- a/drivers/net/virtio/virtio_ethdev.c +++ b/drivers/net/virtio/virtio_ethdev.c @@ -391,7 +391,7 @@ virtio_init_queue(struct rte_eth_dev *dev, uint16_t vtpci_queue_idx) PMD_INIT_LOG(DEBUG, "vring_size: %d, rounded_vring_size: %d", size, vq->vq_ring_size); - mz = rte_memzone_reserve_aligned(vq_name, vq->vq_ring_size, + mz = rte_memzone_reserve_aligned_contig(vq_name, vq->vq_ring_size, SOCKET_ID_ANY, 0, VIRTIO_PCI_VRING_ALIGN); if (mz == NULL) { @@ -417,9 +417,9 @@ virtio_init_queue(struct rte_eth_dev *dev, uint16_t vtpci_queue_idx) if (sz_hdr_mz) { snprintf(vq_hdr_name, sizeof(vq_hdr_name), "port%d_vq%d_hdr", dev->data->port_id, vtpci_queue_idx); - hdr_mz = rte_memzone_reserve_aligned(vq_hdr_name, sz_hdr_mz, - SOCKET_ID_ANY, 0, - RTE_CACHE_LINE_SIZE); + hdr_mz = rte_memzone_reserve_aligned_contig(vq_hdr_name, + sz_hdr_mz, SOCKET_ID_ANY, 0, + RTE_CACHE_LINE_SIZE); if (hdr_mz == NULL) { if (rte_errno == EEXIST) hdr_mz = rte_memzone_lookup(vq_hdr_name);