Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263732AbTETL4c (ORCPT ); Tue, 20 May 2003 07:56:32 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263737AbTETL4c (ORCPT ); Tue, 20 May 2003 07:56:32 -0400 Received: from meg.hrz.tu-chemnitz.de ([134.109.132.57]:54989 "EHLO meg.hrz.tu-chemnitz.de") by vger.kernel.org with ESMTP id S263732AbTETL4a (ORCPT ); Tue, 20 May 2003 07:56:30 -0400 Date: Tue, 20 May 2003 13:17:17 +0200 From: Ingo Oeser To: Andi Kleen Cc: Linus Torvalds , linux-kernel@vger.kernel.org, plars@austin.ibm.com, akpm@digeo.com Subject: Re: [PATCH] Exception trace for i386 Message-ID: <20030520131717.J626@nightmaster.csn.tu-chemnitz.de> References: <20030519192814.GA975@averell.suse.lists.linux.kernel> <1053377808.588720@palladium.transmeta.com.suse.lists.linux.kernel> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2i In-Reply-To: ; from ak@suse.de on Mon, May 19, 2003 at 11:21:42PM +0200 X-Spam-Score: -5.0 (-----) X-Scanner: exiscan for exim4 (http://duncanthrax.net/exiscan/) *19I5vt-0000nB-00*yUMhcBCLBq6* Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 904 Lines: 22 On Mon, May 19, 2003 at 11:21:42PM +0200, Andi Kleen wrote: > I especially like it being a global option. It has catched bugs on x86-64 > that were never noticed before (e.g. subprocesses silently segfaulting > that nobody noticed doing the same on i386). Clearly it's an debugging > thing and you definitely want an option to turn it off. But having > the global option is useful. Would you consider doing the logging only, if the process has no real handler for that? (so it's blocking, ignoring or not caring about this signal) This will reveal only the bugs and not disturb the applications, which do sth. useful with segfaults. Regards Ingo Oeser - 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/