Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758242AbYCNSfB (ORCPT ); Fri, 14 Mar 2008 14:35:01 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753674AbYCNSey (ORCPT ); Fri, 14 Mar 2008 14:34:54 -0400 Received: from gprs189-60.eurotel.cz ([160.218.189.60]:1827 "EHLO spitz.ucw.cz" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753407AbYCNSey (ORCPT ); Fri, 14 Mar 2008 14:34:54 -0400 Date: Fri, 14 Mar 2008 19:34:39 +0100 From: Pavel Machek To: Helge Hafting Cc: Mike Galbraith , Jan Knutar , linux-kernel@vger.kernel.org, Hans-Peter Jansen , Jiri Kosina , David Newall , Theodore Tso , "Fred ." Subject: Re: Keys get stuck Message-ID: <20080314183438.GB6722@ucw.cz> References: <200803122222.05663.hpj@urpla.net> <1205386933.4797.22.camel@marge.simson.net> <200803131148.22056.jk-lkml@sci.fi> <1205407693.6686.16.camel@marge.simson.net> <20080313120238.GA3860@localhost.ift.unesp.br> <47D937A2.9070305@aitel.hist.no> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <47D937A2.9070305@aitel.hist.no> User-Agent: Mutt/1.5.9i Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1182 Lines: 37 On Thu 2008-03-13 15:18:10, Helge Hafting wrote: > Carlos R. Mafra wrote: > >On Thu 13.Mar'08 at 12:28:13 +0100, Mike Galbraith > >wrote: > > > >>[...] > >>Swap can definitely keep X off the cpu for extended > >>periods, > >>[...] > >> > > > >So I would like to ask if swap letting X (and > >everything else > >in my experience) out of the cpu for extended periods is > >considered normal behaviour, in the sense that nobody is > >trying to "fix" it (due to it being considered > >impossible > >to fix)...? > > > Yes, this is perfectly normal. A heavily swapping machine > will swap out parts of X. > > Now, if X has a need for low-latency for keyboard > handling, If X needs low-latency for keyboard, X is misdesigned. Kernel already provides timestamped input events... Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- 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/