Return-path: Received: from mail-iw0-f174.google.com ([209.85.214.174]:39470 "EHLO mail-iw0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751800Ab1AIPfl convert rfc822-to-8bit (ORCPT ); Sun, 9 Jan 2011 10:35:41 -0500 Received: by iwn9 with SMTP id 9so18522176iwn.19 for ; Sun, 09 Jan 2011 07:35:40 -0800 (PST) MIME-Version: 1.0 In-Reply-To: <4D29C3D1.4020804@openwrt.org> References: <1294500800-29191-1-git-send-email-greearb@candelatech.com> <4D28FF57.9040706@openwrt.org> <4D290307.4080807@candelatech.com> <4D290450.8070700@openwrt.org> <4D290A2C.6040803@candelatech.com> <4D29C3D1.4020804@openwrt.org> Date: Sun, 9 Jan 2011 16:35:40 +0100 Message-ID: Subject: Re: [PATCH] ath9k: Implement rx copy-break. From: =?ISO-8859-1?Q?Bj=F6rn_Smedman?= To: Felix Fietkau Cc: Ben Greear , linux-wireless@vger.kernel.org, ath9k-devel@venema.h4ckr.net Content-Type: text/plain; charset=ISO-8859-1 Sender: linux-wireless-owner@vger.kernel.org List-ID: 2011/1/9 Felix Fietkau : > On 2011-01-09 7:15 AM, Bj?rn Smedman wrote: >> >> I think we should also consider the added stability/saneness with this >> patch. I for one would be willing to live with some extra cpu load if >> that means the unstoppable rx dma problem can be contained (all the >> time). > > I don't think this patch has anything to do with the rx dma stop issue. Ok, so if you have a machine gun that can go off at any time and is impossible to stop you don't think it makes a difference where it's pointed? ;) Just kidding, and call me superstitious, but I would feel much better knowing ath9k is pointing that half-broken dma engine at it's own data only, at least until it's 100% stable. /Bj?rn