From owner-freebsd-wireless@FreeBSD.ORG  Sat Feb 23 03:43:42 2013
Return-Path: <owner-freebsd-wireless@FreeBSD.ORG>
Delivered-To: freebsd-wireless@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 D5966536
 for <freebsd-wireless@freebsd.org>; Sat, 23 Feb 2013 03:43:42 +0000 (UTC)
 (envelope-from adrian.chadd@gmail.com)
Received: from mail-wg0-x22a.google.com (wg-in-x022a.1e100.net
 [IPv6:2a00:1450:400c:c00::22a])
 by mx1.freebsd.org (Postfix) with ESMTP id 4C21A9E5
 for <freebsd-wireless@freebsd.org>; Sat, 23 Feb 2013 03:43:42 +0000 (UTC)
Received: by mail-wg0-f42.google.com with SMTP id 12so1963192wgh.3
 for <freebsd-wireless@freebsd.org>; Fri, 22 Feb 2013 19:43:40 -0800 (PST)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113;
 h=mime-version:x-received:sender:in-reply-to:references:date
 :x-google-sender-auth:message-id:subject:from:to:content-type;
 bh=SLtyThv6iYSEiPGK/AdZwt7pjq9oHDGs/Rn2prE3bhY=;
 b=l3XWdOLk0Cw0Yl9iOKAhFHG/d4Ojejk5lRjhnsaRfL7qixH7mB6/nblHCIynETd2ae
 6Yru0jpoVesUD81wdnZ1yYMtuOvm9+754/XThAoRF5cg84ZM6dpkh0HMglPpTG9gEwFM
 eaMwk2HiCg48qX0fV+1qS40EnWjsaU08zd9baDXrQ4xuj2b9Q8UgQspNBHg9lXb5gFXU
 Cc2adEIAONOsHmsBucgjovdFKk4R45Gadh63E3dj+HniJ0Fd70QbbJ98qrDdQ00ba5gc
 coUUkgyGOnSwudNghoHeddhKCmdih/aF38m3Ma/dJ3nSi4XS17YaEfIK4oc4KmsffdXQ
 wpLw==
MIME-Version: 1.0
X-Received: by 10.180.98.198 with SMTP id ek6mr1054112wib.7.1361591020393;
 Fri, 22 Feb 2013 19:43:40 -0800 (PST)
Sender: adrian.chadd@gmail.com
Received: by 10.216.74.194 with HTTP; Fri, 22 Feb 2013 19:43:40 -0800 (PST)
In-Reply-To: <CAJ-Vmom8HNLNc-=CogiF1v2pJHcn73rB0w9EOHoBtTjAp=jReA@mail.gmail.com>
References: <CAJ-VmokpuxUtB6Zeuq8ffyQn3DVAsjEpnQaEVZ-fmeB8Dai8HQ@mail.gmail.com>
 <CAJ-Vmom8HNLNc-=CogiF1v2pJHcn73rB0w9EOHoBtTjAp=jReA@mail.gmail.com>
Date: Fri, 22 Feb 2013 19:43:40 -0800
X-Google-Sender-Auth: nVn5sd-omPYqz9_upq3Tyl4Rmeg
Message-ID: <CAJ-Vmo=FvkRkgBY-=A=LEwzRTCu1oP3XkFpiY3w92vPZD8-SxA@mail.gmail.com>
Subject: Re: [RFT] net80211 TX serialisation, take #4
From: Adrian Chadd <adrian@freebsd.org>
To: freebsd-wireless@freebsd.org
Content-Type: text/plain; charset=ISO-8859-1
X-BeenThere: freebsd-wireless@freebsd.org
X-Mailman-Version: 2.1.14
Precedence: list
List-Id: "Discussions of 802.11 stack,
 tools device driver development." <freebsd-wireless.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-wireless>, 
 <mailto:freebsd-wireless-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-wireless>
List-Post: <mailto:freebsd-wireless@freebsd.org>
List-Help: <mailto:freebsd-wireless-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-wireless>, 
 <mailto:freebsd-wireless-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sat, 23 Feb 2013 03:43:42 -0000

.. and as a reference, Linux mac80211 seems to just do TX through a
single-threaded workqueue. Ie, all of the mac80211 TX is done deferred
and serialised that way.

Grrr.. I'm very tempted to just do this and be done with it for now.



Adrian