Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750780AbWEVLvy (ORCPT ); Mon, 22 May 2006 07:51:54 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750775AbWEVLvq (ORCPT ); Mon, 22 May 2006 07:51:46 -0400 Received: from mail.suse.de ([195.135.220.2]:47245 "EHLO mx1.suse.de") by vger.kernel.org with ESMTP id S1750780AbWEVLv3 (ORCPT ); Mon, 22 May 2006 07:51:29 -0400 To: Arjan van de Ven Cc: linux-kernel@vger.kernel.org, roland@redhat.com, anemo@mba.ocn.ne.jp, mingo@elte.hu, Andrew Morton , Aleksey_Gorelov@Phoenix.com Subject: Re: [PATCH] fix broken vm86 interrupt/signal handling References: <0EF82802ABAA22479BC1CE8E2F60E8C3EECE1B@scl-exch2k3.phoenix.com> <1148092188.3069.6.camel@laptopd505.fenrus.org> From: Andi Kleen Date: 22 May 2006 13:25:26 +0200 In-Reply-To: <1148092188.3069.6.camel@laptopd505.fenrus.org> Message-ID: User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 857 Lines: 19 Arjan van de Ven writes: D> On Fri, 2006-05-19 at 15:09 -0700, Aleksey Gorelov wrote: > > Hi, > > > > This patch > > www.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h > > =c3ff8ec31c1249d268cd11390649768a12bec1b9 has broken vm86 > > interrupt/signal handling in case when vm86 is called from kernel space. > > can you point out where vm86 is called from kernel space? Programs inside vm86 can run with segments that look like ring 0. That is why i386 always checks (ring > 0 || vmmask in eflags) when it checks for user mode. I guess Aleksey meant that. -Andi - 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/