From owner-freebsd-wireless@FreeBSD.ORG Tue Oct 23 07:33:42 2012 Return-Path: Delivered-To: freebsd-wireless@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id EE9BB388 for ; Tue, 23 Oct 2012 07:33:42 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-da0-f54.google.com (mail-da0-f54.google.com [209.85.210.54]) by mx1.freebsd.org (Postfix) with ESMTP id BC3138FC08 for ; Tue, 23 Oct 2012 07:33:42 +0000 (UTC) Received: by mail-da0-f54.google.com with SMTP id z9so1858255dad.13 for ; Tue, 23 Oct 2012 00:33:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:content-type; bh=8ji3lypWZdIUGpmZ6prlpBDKOZfGOvdQTM73qPmJmuA=; b=rz+FZH+aJG1ks9YziYcbw49GLdYhxCbZyzC/MpyzzEED9cBWVYgf+3bhARC2BB2ZDf 3Lnw2A+NxJscV3VDjcC6kXmXuF1kjMYDKCZQX9ANNic7HZ0Py6fOlX5XIJEfGjfrNKqa UpDOput9ZFS486+DovLIffeGZFsaJinGZ9uKUenuaDzUrP+HPXk7ECiru6L3jDrSoDm5 y9N2HYG81FOm0Q6D42F6IUm+QxUEEs8R2zp5xzlrWa0cv0IAxlakrU9NIjCiVVJgo+dh lZ9nn6UmGo9InVDswVfEVyjlNEYGXhwzOWbY3x4EGVsY4qBVOTxpBiX2Ki+53CkHfsBO i0ew== MIME-Version: 1.0 Received: by 10.66.75.165 with SMTP id d5mr32778051paw.39.1350977622385; Tue, 23 Oct 2012 00:33:42 -0700 (PDT) Sender: adrian.chadd@gmail.com Received: by 10.68.146.233 with HTTP; Tue, 23 Oct 2012 00:33:42 -0700 (PDT) In-Reply-To: <201210222000.q9MK01pm089451@freefall.freebsd.org> References: <201210222000.q9MK01pm089451@freefall.freebsd.org> Date: Tue, 23 Oct 2012 00:33:42 -0700 X-Google-Sender-Auth: VbSNS2cJdubenvlaYCVyxM2CUtE Message-ID: Subject: Re: misc/172955: [ath] 11n does not work in adhoc mode From: Adrian Chadd 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." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 23 Oct 2012 07:33:43 -0000 Ok- the problem here is that unfortunately the adhoc code doesn't do any of the HT field parsing or "upgrading". Adding the parsing isn't enough, it still doesn't properly negotiate HT on both ends, so it doesn't upgrade the rate control. Also - the WME parameters aren't parsed either, leading to your observation about performance drops between 7x and 8.x. Adrian