Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756492AbYHSR4Y (ORCPT ); Tue, 19 Aug 2008 13:56:24 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754511AbYHSR4H (ORCPT ); Tue, 19 Aug 2008 13:56:07 -0400 Received: from hs-out-0708.google.com ([64.233.178.242]:3974 "EHLO hs-out-0708.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752938AbYHSR4D (ORCPT ); Tue, 19 Aug 2008 13:56:03 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=date:from:to:cc:subject:message-id:references:mime-version :content-type:content-disposition:in-reply-to:user-agent; b=pHkzFIf+tI8jpW9vxc3Zu0ewDiGVcAn4zheqJQhk8P5feYfFAtkRF5VI8XAzLleuI8 rdrXesQwVpC7SPbw8u3wztFHjB5UbL3WDOtKsc/coaIAkuk1XHdTA8G8aW+Q790H/Ch2 IDFjNI7BlnNwiov9Mv3idlCkHLQQ8iEuZD4K4= Date: Tue, 19 Aug 2008 13:55:58 -0400 From: Dmitry Torokhov To: Jiri Kosina Cc: Randy Dunlap , Aivils Stoss , stern@rowland.harvard.edu, lud , Samuel Thibault , linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, linuxconsole-dev@lists.sourceforge.net Subject: Re: PROBLEM: USB keyboards works only 4 per PC host port Message-ID: <20080819135447.ZZRA012@mailhub.coreip.homeip.net> References: <200808080702.24969.aivils@latnet.lv> <200808181642.49489.aivils@latnet.lv> <20080818081432.782d9632.rdunlap@xenotime.net> <200808191527.06945.aivils@latnet.lv> <20080819081936.37fef673.rdunlap@xenotime.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.17 (2007-11-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1277 Lines: 30 On Tue, Aug 19, 2008 at 05:23:07PM +0200, Jiri Kosina wrote: > On Tue, 19 Aug 2008, Randy Dunlap wrote: > > > > 2.6.22-1-mepis-smp > > > Quite stable. Have oops sometime inside evdev. Support up to 16 > > > USB keyboards, where 4 hubs are plugged into PC and 4 keyboards on > > > each hub. Any hub cascade support only 4 keyboards, where 5th or more > > > is registered but don't send input events. Oops inside evdev , when > > > USB keyboard unplugged. No slow down even all USB keyboards does > > > not work properly. My be this one support more than 16 keyboards, but > > > i don't have PC USB ports enough. > > Has the evdev oops been reported and/or fixed? I think that we would > > prefer to fix that soonish. > > We haven't seen the respective oops yet, or have I missed it? > > I'd bet it is fixed in newer kernels by patches that introduce proper > locking into evdev code. > If evdev (or any other part of the input sybsystem) still oopses in 2.6.26 and 2.6.27 I would like to see that oops very much. -- 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/