Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751849AbWAERNj (ORCPT ); Thu, 5 Jan 2006 12:13:39 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751850AbWAERNj (ORCPT ); Thu, 5 Jan 2006 12:13:39 -0500 Received: from wproxy.gmail.com ([64.233.184.199]:32947 "EHLO wproxy.gmail.com") by vger.kernel.org with ESMTP id S1751849AbWAERNi convert rfc822-to-8bit (ORCPT ); Thu, 5 Jan 2006 12:13:38 -0500 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:reply-to:to:subject:cc:in-reply-to:mime-version:content-type:content-transfer-encoding:content-disposition:references; b=pKyHd4EOAJFssIA29k+GvDRf3+/wO20m6wQtIJcs5zCbMdBjPKfLm5tv0hSLeplgdWBqBthFV0k1AhftCaPeNj9iRXuOsbX1y+XeHukW426UG0amjsqz0S3vtHKQmxA0epDriy/6L3UAWXfaQP6BOsp95wDEi24HWMT67gREvCY= Message-ID: Date: Thu, 5 Jan 2006 12:13:36 -0500 From: Dmitry Torokhov Reply-To: dtor_core@ameritech.net To: Andi Kleen Subject: Re: 2.6.15-ck1 Cc: Vojtech Pavlik , Arjan van de Ven , ck list , linux kernel mailing list In-Reply-To: <200601051739.05441.ak@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT Content-Disposition: inline References: <200601041200.03593.kernel@kolivas.org> <200601051619.17366.ak@suse.de> <20060105163058.GA9381@corona.suse.cz> <200601051739.05441.ak@suse.de> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1497 Lines: 38 On 1/5/06, Andi Kleen wrote: > On Thursday 05 January 2006 17:30, Vojtech Pavlik wrote: > > On Thu, Jan 05, 2006 at 04:19:16PM +0100, Andi Kleen wrote: > > > On Thursday 05 January 2006 07:42, Vojtech Pavlik wrote: > > > > > > > > I haven't checked recently if keyboard has been fixed by now. > > > > > > > > It's not. At this moment it's impossible to remove without significant > > > > surgery to the driver, because it'd prevent hotplugging and many KVMs > > > > from working. > > > > > > Sorry? You say you can't do hot plugging in the keyboard driver > > > without a polling timer? > > > > > > That sounds quite bogus to me. A zillion other OS do keyboards > > > fine without polling timers. > > > > I can either have the polling timer, or the IRQs acquired all the time. > > The later needs significant changes to the driver - I currently enable > > the IRQs only if a device is present. > > You mean you run the timer to avoid aquiring the interrupt early? > Yes, until some driver claims serio port interrupt is not acquired and thus available for others. I would say we could bump the timer as high as 5 seconds for hotplugging. It may give delay with some KVMs, but only first time you switch to the box in question. -- Dmitry - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/