From owner-freebsd-net@FreeBSD.ORG  Wed Feb 11 21:30:33 2015
Return-Path: <owner-freebsd-net@FreeBSD.ORG>
Delivered-To: freebsd-net@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTPS id A3A2C7A1;
 Wed, 11 Feb 2015 21:30:33 +0000 (UTC)
Received: from mail.ignoranthack.me (ignoranthack.me [199.102.79.106])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (Client did not present a certificate)
 by mx1.freebsd.org (Postfix) with ESMTPS id 806438F;
 Wed, 11 Feb 2015 21:30:33 +0000 (UTC)
Received: from [192.168.200.212] (unknown [50.136.155.142])
 (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits))
 (No client certificate requested)
 (Authenticated sender: sbruno@ignoranthack.me)
 by mail.ignoranthack.me (Postfix) with ESMTPSA id 793E91941DD;
 Wed, 11 Feb 2015 21:30:32 +0000 (UTC)
Message-ID: <54DBC9F7.2060605@ignoranthack.me>
Date: Wed, 11 Feb 2015 13:30:31 -0800
From: Sean Bruno <sbruno@ignoranthack.me>
Reply-To: sbruno@freebsd.org
User-Agent: Mozilla/5.0 (X11; FreeBSD amd64;
 rv:31.0) Gecko/20100101 Thunderbird/31.4.0
MIME-Version: 1.0
To: Adrian Chadd <adrian@freebsd.org>, Sepherosa Ziehau <sepherosa@gmail.com>
Subject: Re: Intel 82574L (em)
References: <54CBF396.3090903@ignoranthack.me>	<CAMOc5cwG+mbcArAt5xSjKYrbZeA40ETZUPgi4y51r_GYYsitQw@mail.gmail.com>
 <CAJ-VmokjRFTLjhLEXjA427i7J-b-sPrh6iHRmsU+nf5LAK9HEQ@mail.gmail.com>
In-Reply-To: <CAJ-VmokjRFTLjhLEXjA427i7J-b-sPrh6iHRmsU+nf5LAK9HEQ@mail.gmail.com>
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: 7bit
Cc: "freebsd-net@freebsd.org" <freebsd-net@freebsd.org>
X-BeenThere: freebsd-net@freebsd.org
X-Mailman-Version: 2.1.18-1
Precedence: list
List-Id: Networking and TCP/IP with FreeBSD <freebsd-net.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-net>,
 <mailto:freebsd-net-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-net/>
List-Post: <mailto:freebsd-net@freebsd.org>
List-Help: <mailto:freebsd-net-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
 <mailto:freebsd-net-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 11 Feb 2015 21:30:33 -0000

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512

On 02/10/15 19:09, Adrian Chadd wrote:
> ... you can still use 1 TX/1 RX ring on -HEAD. If we turn on RSS
> in the driver and have it hardware hash things, then the netisr
> input routine will throw it into the right per-CPU queue and it'll 
> distribute the work.
> 
> (Someone could twist my arm to do this.)
> 
> 
> -adrian
> 
> 
That was kind of where I was going with all this.  I'm interested in
doing some science, but have to get the driver to not panic the box first.

sean
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2
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=
=BXLu
-----END PGP SIGNATURE-----