From owner-freebsd-current@FreeBSD.ORG Sun Oct 18 12:50:15 2009 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 88EE7106568B for ; Sun, 18 Oct 2009 12:50:15 +0000 (UTC) (envelope-from shoesoft@gmx.net) Received: from mail.gmx.net (mail.gmx.net [213.165.64.20]) by mx1.freebsd.org (Postfix) with SMTP id D07C08FC1F for ; Sun, 18 Oct 2009 12:50:14 +0000 (UTC) Received: (qmail invoked by alias); 18 Oct 2009 12:50:12 -0000 Received: from 85-127-18-220.dynamic.xdsl-line.inode.at (EHLO taxman.pepperland) [85.127.18.220] by mail.gmx.net (mp061) with SMTP; 18 Oct 2009 14:50:12 +0200 X-Authenticated: #16703784 X-Provags-ID: V01U2FsdGVkX1/gFw1vs7Xgx3ExnOXuG6rxq5EXTUlgpJ45QTXlaZ PG/3rAockB7idA From: Stefan Ehmann To: Ed Schouten Date: Sun, 18 Oct 2009 14:50:11 +0200 User-Agent: KMail/1.12.2 (FreeBSD/8.0-BETA4; KDE/4.3.2; i386; ; ) References: <200909051806.07692.hselasky@c2i.net> <20090905182929.GB2829@hoeg.nl> In-Reply-To: <20090905182929.GB2829@hoeg.nl> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-15" Content-Transfer-Encoding: 7bit Message-Id: <200910181450.11838.shoesoft@gmx.net> X-Y-GMX-Trusted: 0 X-FuHaFi: 0.6 Cc: freebsd-current@freebsd.org, Hans Petter Selasky Subject: Re: ukbd: short freeze when activating LEDs 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: Sun, 18 Oct 2009 12:50:15 -0000 On Saturday 05 September 2009 20:29:29 Ed Schouten wrote: > * Hans Petter Selasky wrote: > > On Saturday 05 September 2009 16:32:55 Stefan Ehmann wrote: > > > Whenever I press capslock/numlock, the system shortly (< 0.5 ms) > > > freezes. > > > > It might also be because the USB keyboard driver is using Giant, which > > can be congested. > > For half a second? I experience the same issue. I also have the same > issue with the Syscons VGA driver when switching windows. Some time ago > I talked about this with some other people and it may be possible it has > something to do with SMIs. Not sure... > Recently, I got an off-list response pointing me the "Other" section of http://wiki.freebsd.org/BugBusting/Commonly_reported_issues: "When switching consoles (e.g. Alt-F2 to switch to ttyv1), a 2-3 second delay is experienced" The suggested workaround (hint.kbdmux.0.disabled="1") also helps in my case. So it's not necessarily USB-related.