From patchwork Tue Nov 28 21:12:04 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Shrikrishna Khare X-Patchwork-Id: 842312 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=none (mailfrom) smtp.mailfrom=vger.kernel.org (client-ip=209.132.180.67; helo=vger.kernel.org; envelope-from=netdev-owner@vger.kernel.org; receiver=) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 3ymcFn24Lyz9sNd for ; Wed, 29 Nov 2017 08:27:41 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752226AbdK1V1b (ORCPT ); Tue, 28 Nov 2017 16:27:31 -0500 Received: from ex13-edg-ou-002.vmware.com ([208.91.0.190]:52869 "EHLO EX13-EDG-OU-002.vmware.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751350AbdK1V13 (ORCPT ); Tue, 28 Nov 2017 16:27:29 -0500 X-Greylist: delayed 905 seconds by postgrey-1.27 at vger.kernel.org; Tue, 28 Nov 2017 16:27:29 EST Received: from sc9-mailhost3.vmware.com (10.113.161.73) by EX13-EDG-OU-002.vmware.com (10.113.208.156) with Microsoft SMTP Server id 15.0.1156.6; Tue, 28 Nov 2017 13:12:21 -0800 Received: from prmh-dev-net-dhcp153.eng.vmware.com (prmh-dev-net-dhcp156.eng.vmware.com [10.20.191.156]) by sc9-mailhost3.vmware.com (Postfix) with ESMTP id 677F540301; Tue, 28 Nov 2017 13:12:24 -0800 (PST) From: Shrikrishna Khare To: , , CC: Shrikrishna Khare Subject: [PATCH net-next] vmxnet3: increase default rx ring sizes Date: Tue, 28 Nov 2017 13:12:04 -0800 Message-ID: <20171128211204.12234-1-skhare@vmware.com> X-Mailer: git-send-email 2.11.0 MIME-Version: 1.0 Received-SPF: None (EX13-EDG-OU-002.vmware.com: skhare@vmware.com does not designate permitted sender hosts) Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org We often notice rx packet drops due to small default rx ring sizes and solve the problem by increasing the ring sizes. This patch increases the default rx ring sizes thereby reducing the probability of rx packet drops out of the box. Signed-off-by: Shrikrishna Khare Acked-by: Jin Heo Acked-by: Guolin Yang Acked-by: Boon Ang --- drivers/net/vmxnet3/vmxnet3_int.h | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/net/vmxnet3/vmxnet3_int.h b/drivers/net/vmxnet3/vmxnet3_int.h index 9c51b8be0038..5ba222920e80 100644 --- a/drivers/net/vmxnet3/vmxnet3_int.h +++ b/drivers/net/vmxnet3/vmxnet3_int.h @@ -69,10 +69,10 @@ /* * Version numbers */ -#define VMXNET3_DRIVER_VERSION_STRING "1.4.a.0-k" +#define VMXNET3_DRIVER_VERSION_STRING "1.4.11.0-k" /* a 32-bit int, each byte encode a verion number in VMXNET3_DRIVER_VERSION */ -#define VMXNET3_DRIVER_VERSION_NUM 0x01040a00 +#define VMXNET3_DRIVER_VERSION_NUM 0x01040b00 #if defined(CONFIG_PCI_MSI) /* RSS only makes sense if MSI-X is supported. */ @@ -416,8 +416,8 @@ struct vmxnet3_adapter { /* must be a multiple of VMXNET3_RING_SIZE_ALIGN */ #define VMXNET3_DEF_TX_RING_SIZE 512 -#define VMXNET3_DEF_RX_RING_SIZE 256 -#define VMXNET3_DEF_RX_RING2_SIZE 128 +#define VMXNET3_DEF_RX_RING_SIZE 1024 +#define VMXNET3_DEF_RX_RING2_SIZE 256 #define VMXNET3_DEF_RXDATA_DESC_SIZE 128