From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932112AbcEKLDE (ORCPT ); Wed, 11 May 2016 07:03:04 -0400 Received: from www.linutronix.de ([62.245.132.108]:47905 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751454AbcEKLDA (ORCPT ); Wed, 11 May 2016 07:03:00 -0400 Date: Wed, 11 May 2016 13:01:12 +0200 (CEST) From: Thomas Gleixner To: "Dmitry V. Levin" cc: Ingo Molnar , "H. Peter Anvin" , x86@kernel.org, Christoph Hellwig , LKML , Milosz Tanski , Al Viro Subject: Re: [PATCH] x86: use compat version for preadv2 and pwritev2 In-Reply-To: <20160511102518.GA31189@altlinux.org> Message-ID: References: <20160511084817.GA29823@altlinux.org> <20160511102518.GA31189@altlinux.org> User-Agent: Alpine 2.11 (DEB 23 2013-08-11) MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 11 May 2016, Dmitry V. Levin wrote: > On Wed, May 11, 2016 at 12:14:11PM +0200, Thomas Gleixner wrote: > > On Wed, 11 May 2016, Dmitry V. Levin wrote: > > > Similar to preadv and pwritev, preadv2 and pwritev2 need compat entries > > > in the 32-bit syscall table. > > > > So this is 2016 and we added a syscalls which require compat support. What's > > wrong here? > > I'm not sure I understand your question, it looks to me as "why do we add > syscalls that require compat support". If that's what you are asking, Yes, that question was directed at the people who added this in the first place. > I have no idea, I'm a strace man. I know, you are just the messenger :) Thanks, tglx