Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759848AbYF3MTF (ORCPT ); Mon, 30 Jun 2008 08:19:05 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1756566AbYF3MSx (ORCPT ); Mon, 30 Jun 2008 08:18:53 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:46918 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755751AbYF3MSx (ORCPT ); Mon, 30 Jun 2008 08:18:53 -0400 Date: Mon, 30 Jun 2008 14:18:23 +0200 From: Ingo Molnar To: TAKADA Yoshihito Cc: linux-kernel@vger.kernel.org, Roland McGrath , the arch/x86 maintainers Subject: Re: [PATCH] ptrace GET/SET FPXREGS broken Message-ID: <20080630121823.GB25092@elte.hu> References: <20080630.134445.193700135.takada@mbf.nifty.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080630.134445.193700135.takada@mbf.nifty.com> User-Agent: Mutt/1.5.18 (2008-05-17) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: 0.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=0.5 required=5.9 tests=BAYES_40 autolearn=no SpamAssassin version=3.2.3 0.5 BAYES_40 BODY: Bayesian spam probability is 20 to 40% [score: 0.2061] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 667 Lines: 19 * TAKADA Yoshihito wrote: > Hi > When I update kernel 2.6.25 from 2.6.24, gdb does not work. > On 2.6.25, ptrace(PTRACE_GETFPXREGS, ...) returns ENODEV. > But 2.6.24 kernel's ptrace() returns EIO. > It is issue of compatibility. > I attached test program as pt.c and patch for fix it. this is a side-effect of the "x86: x86 i387 user_regset" commit, v2.6.24-4379-g4421011. Roland Cc:-ed. Ingo -- 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/