Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262299AbVEMPkz (ORCPT ); Fri, 13 May 2005 11:40:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262288AbVEMPky (ORCPT ); Fri, 13 May 2005 11:40:54 -0400 Received: from dgate1.fujitsu-siemens.com ([217.115.66.35]:50488 "EHLO dgate1.fujitsu-siemens.com") by vger.kernel.org with ESMTP id S262299AbVEMPhM (ORCPT ); Fri, 13 May 2005 11:37:12 -0400 X-SBRSScore: None X-IronPort-AV: i="3.93,107,1114984800"; d="scan'208"; a="9295733:sNHT26934400" Message-ID: <4284C9A7.7010400@fujitsu-siemens.com> Date: Fri, 13 May 2005 17:37:11 +0200 From: Bodo Stroesser User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.3) Gecko/20040913 X-Accept-Language: en-us, en MIME-Version: 1.0 To: Martin Schwidefsky CC: linux-kernel@vger.kernel.org, Ulrich Weigand Subject: Re: Again: UML on s390 (31Bit) References: In-Reply-To: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1074 Lines: 38 Martin Schwidefsky wrote: >>Meanwhile I've tried. >> >>Your patch absolutely doesn't change host's behavior in the situation, >>that is relevant to UML. > > > And as I understand that is because the SIGTRAP is not delivered > by the normal signal mechanism. Yes. BTW: I still can't see any loop in the kernel, that could call do_signal() multiple times without returning to user in between. For my understanding: do I miss something? If so, where is the loop? Regards Bodo > > >>I've prepared and attached a small program that easily can reproduce >>the problem. I hope this will help to find a viable solution. > > > That is cool, thanks. Will certainly speed up debugging on my side. > > blue skies, > Martin > > Martin Schwidefsky > Linux for zSeries Development & Services > IBM Deutschland Entwicklung GmbH > - 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/