Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S268271AbUIMPxS (ORCPT ); Mon, 13 Sep 2004 11:53:18 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S268671AbUIMPpU (ORCPT ); Mon, 13 Sep 2004 11:45:20 -0400 Received: from public.id2-vpn.continvity.gns.novell.com ([195.33.99.129]:2183 "EHLO emea1-mh.id2.novell.com") by vger.kernel.org with ESMTP id S268565AbUIMPmO (ORCPT ); Mon, 13 Sep 2004 11:42:14 -0400 Message-Id: X-Mailer: Novell GroupWise Internet Agent 6.5.2 Beta Date: Mon, 13 Sep 2004 17:42:43 +0200 From: "Jan Beulich" To: Subject: hardware breakpoints questions Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Content-Disposition: inline Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 619 Lines: 13 - Why is it that user mode has to have knowledge about the layout and number of debug registers? - Why is it that (on i386/x86-64) one can't, say, set a byte-range breakpoint on TASK_SIZE - 1 (whatever this may be good for)? - Why is it that (on i386/x86-64) one can't set 2- or 4-byte-range execution breakpoints, but one can (on x86-64) set 8-byte-range ones? Thanks, Jan - 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/