From owner-freebsd-net@FreeBSD.ORG Tue Jul 23 02:54:18 2013 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by hub.freebsd.org (Postfix) with ESMTP id 05E0BB53; Tue, 23 Jul 2013 02:54:18 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-wg0-x229.google.com (mail-wg0-x229.google.com [IPv6:2a00:1450:400c:c00::229]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 4795D20E8; Tue, 23 Jul 2013 02:54:17 +0000 (UTC) Received: by mail-wg0-f41.google.com with SMTP id y10so3087857wgg.0 for ; Mon, 22 Jul 2013 19:54:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:date:x-google-sender-auth:message-id:subject :from:to:content-type; bh=ArOW21+syw7+7BVO9YgDepBRilKBR4O020i1X3s5hUE=; b=WZo7uboShIpeGuoV5d59CV6m7ZLEXeuO7iGX4LyvNkAAt9vrnNuKPbhtCfDXt++0rC xDOOTzVKpgOLuWAvA8WlcfT7gBIMtzqqP6gTb1RDAIkcAgG0QWsXMVdsFmjwVgpQOA4t ATDasA3Y4vdT/OIH91UGApXI9X9jOrRXaN64x6etyKzIPqEKAUGFrdawwY5Ua/GIysaZ vNTxa79GQjtUdYNAiqK/qNmRd9okQl/Xoaw15qa+nyfR3PhvF6zkBV8LtgQ4URm2/zfW cb93BdsTIfFpWR9ZPOW9HmCTFcdhBPQMywA9vpIPIaJ7Ty8nYTmEZeZUv3bk0xDQ27zu hH8A== MIME-Version: 1.0 X-Received: by 10.194.11.72 with SMTP id o8mr21941742wjb.0.1374548055644; Mon, 22 Jul 2013 19:54:15 -0700 (PDT) Sender: adrian.chadd@gmail.com Received: by 10.217.94.132 with HTTP; Mon, 22 Jul 2013 19:54:15 -0700 (PDT) Date: Mon, 22 Jul 2013 19:54:15 -0700 X-Google-Sender-Auth: 2QvaLZkA24TsxikzWYQD5dd6BtE Message-ID: Subject: [ixgbe] Register txd/rxd sysctl values From: Adrian Chadd To: Jack F Vogel , FreeBSD Net , freebsd-current Content-Type: text/plain; charset=ISO-8859-1 X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 23 Jul 2013 02:54:18 -0000 Hi, This patch adds and hw.ixgbe tree and adds rxd/txd. These are already tunables but it wasn't easy to see if these were being set. I'd like to commit this soon. Thanks! -adrian adrian@freebsd-10-hack2:~/work/freebsd/head/src/sys/dev/ixgbe % svn diff . Index: ixgbe.c =================================================================== --- ixgbe.c (revision 253553) +++ ixgbe.c (working copy) @@ -234,6 +234,8 @@ ** TUNEABLE PARAMETERS: */ +static SYSCTL_NODE(_hw, OID_AUTO, ixgbe, CTLFLAG_RD, 0, "IXGBE driver parameters"); + /* ** AIM: Adaptive Interrupt Moderation ** which means that the interrupt rate @@ -291,6 +293,11 @@ static int ixgbe_rxd = PERFORM_RXD; TUNABLE_INT("hw.ixgbe.rxd", &ixgbe_rxd); +SYSCTL_INT(_hw_ixgbe, OID_AUTO, rxd, CTLFLAG_RDTUN, &ixgbe_rxd, 0, + "Number of receive descriptors per queue"); +SYSCTL_INT(_hw_ixgbe, OID_AUTO, txd, CTLFLAG_RDTUN, &ixgbe_txd, 0, + "Number of transmit descriptors per queue"); + /* ** Defining this on will allow the use ** of unsupported SFP+ modules, note that adrian@freebsd-10-hack2:~/work/freebsd/head/src/sys/dev/ixgbe %