Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261438AbVE0Nvk (ORCPT ); Fri, 27 May 2005 09:51:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261449AbVE0Nvk (ORCPT ); Fri, 27 May 2005 09:51:40 -0400 Received: from viper.oldcity.dca.net ([216.158.38.4]:1233 "HELO viper.oldcity.dca.net") by vger.kernel.org with SMTP id S261438AbVE0Nvj (ORCPT ); Fri, 27 May 2005 09:51:39 -0400 Subject: Re: weird X problem - priority inversion? From: Lee Revell To: David Lang Cc: Ingo Molnar , linux-kernel In-Reply-To: References: <1113428938.16635.13.camel@mindpipe> <20050523075508.GC9287@elte.hu> Content-Type: text/plain Date: Fri, 27 May 2005 09:51:38 -0400 Message-Id: <1117201898.13829.3.camel@mindpipe> Mime-Version: 1.0 X-Mailer: Evolution 2.3.1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 648 Lines: 17 On Mon, 2005-05-23 at 01:11 -0700, David Lang wrote: > remember that the low pri screensaver is just generating the image to be > displayed, it's the high pri X server that's actually doing the work to > display it. > Understood. It still seems like a bug that a lowly screensaver can wedge the X server to the point that it consumes all available CPU. This is a DoS - you can barely ssh in. Lee - 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/