From owner-freebsd-current@FreeBSD.ORG Mon Dec 8 23:14:32 2008 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 26AA1106564A for ; Mon, 8 Dec 2008 23:14:32 +0000 (UTC) (envelope-from sam@freebsd.org) Received: from ebb.errno.com (ebb.errno.com [69.12.149.25]) by mx1.freebsd.org (Postfix) with ESMTP id CF7C68FC17 for ; Mon, 8 Dec 2008 23:14:31 +0000 (UTC) (envelope-from sam@freebsd.org) Received: from trouble.errno.com (trouble.errno.com [10.0.0.248]) (authenticated bits=0) by ebb.errno.com (8.13.6/8.12.6) with ESMTP id mB8MaXcm056171 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Mon, 8 Dec 2008 14:36:34 -0800 (PST) (envelope-from sam@freebsd.org) Message-ID: <493DA171.5050402@freebsd.org> Date: Mon, 08 Dec 2008 14:36:33 -0800 From: Sam Leffler Organization: FreeBSD Project User-Agent: Thunderbird 2.0.0.9 (X11/20071125) MIME-Version: 1.0 To: Jille Timmermans References: <200811301906.mAUJ6Z30099035@svn.freebsd.org> <1228739237.1860.21.camel@localhost> <493D1436.3030606@quis.cx> In-Reply-To: <493D1436.3030606@quis.cx> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-DCC--Metrics: ebb.errno.com; whitelist Cc: Vladimir Grebenschikov , current Subject: Re: svn commit: r185482 - head/sys/dev/ath/ath_rate/sample X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 08 Dec 2008 23:14:32 -0000 Jille Timmermans wrote: > Vladimir Grebenschikov wrote: >> * On Sun, 2008-11-30 at 19:06 +0000, Sam Leffler wrote: >> >>> Author: sam >>> Date: Sun Nov 30 19:06:35 2008 >>> New Revision: 185482 >>> URL: http://svn.freebsd.org/changeset/base/185482 >>> >>> Log: >>> Major overhaul: >>> o eliminate private state indexed by 802.11 rate codes; use the hal's >>> rate tables directly to get the same info >>> o calculate a mask of operational rates to optimize lookups and >>> checks >>> (instead of using for loops and similar) >>> o optimize size bin operations >>> o ignore rates marked as "do not use" in the hal phy tables >>> o fix bug that caused upshifting to break in 11g once the rate >>> dropped >>> below 11Mb/s >>> o add more intelligent multi-rate tx schedules >>> o add support for 1/2 and 1/4 width channels >>> o add dev.ath.X.sample_stats sysctl to dump runtime statistics to >>> the console >>> (needs to go up to a user app) >>> o export more tuning knobs via sysctls (still a couple of magic >>> constants) >>> >> >> Looks like, after that commit, I can't use if_ath loaded as module any >> more: >> >> # kldload /boot/kernel/ath_rate.ko >> kldload: can't load /boot/kernel/ath_rate.ko: No such file or directory >> # dmesg | tail -n1 link_elf: symbol ath_hal_computetxtime undefined >> # >> >> Yes, I've read UPDATING entry 20081130. >> But I have no ath_hal entry in my kernel config, I've loaded ath as >> KLDs. >> >> How to fix that problem ? >> > I have the same problem if I load it with kernel modules. > If I compile it into my kernel (with ath, ath_hal and that option > (can't remember it for now)) my system paniced during boot. > I can't get a coredump, but I will try getting a stacktrace with ddb > tonight. > > My Atheros (2413 iirc) wasn't usable before the import (did some > printf's during boot, but I couldn't get ath0 showing up in ifconfig) > I am willing to help debugging if needed. Where is the PR? Sam