From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932428Ab2ASP4c (ORCPT ); Thu, 19 Jan 2012 10:56:32 -0500 Received: from mga09.intel.com ([134.134.136.24]:29665 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932171Ab2ASP43 (ORCPT ); Thu, 19 Jan 2012 10:56:29 -0500 MIME-Version: 1.0 In-Reply-To: References: Date: Thu, 19 Jan 2012 17:56:28 +0200 Message-ID: Subject: Re: dmsetup fails on latest kernel From: "Kasatkin, Dmitry" To: device-mapper development Cc: LKML , Linus Torvalds , "H. Peter Anvin" Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jan 19, 2012 at 3:02 PM, Kasatkin, Dmitry wrote: > Hi, > > (subject added) > > I rebased on the stop of latest mainline tree and now dmsetup fails... > It says: "Failed to create notification semaphore: Function not implemented". > I run strace and saw that dmsetup uses "semget" which returns -ENOSYS... > > It works on > 122804ecb59493fbb4d31b3ba9ac59faaf45276f > > but does not work on > ccb19d263fd1c9e34948e2158c53eacbff369344 > > Any ideas? > > - Dmitry Hi, I have bisected the problem... It is introduced by this commit: 303395ac3bf3e2cb488435537d416bc840438fcb is the first bad commit commit 303395ac3bf3e2cb488435537d416bc840438fcb Author: H. Peter Anvin Date: Fri Nov 11 16:07:41 2011 -0800 x86: Generate system call tables and unistd_*.h from tables It came from: Merge branch 'x86-syscall-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Was on 17.01.2012... I have 32 bit VM and I have SYSVIPC enabled in the configuration... - Dmitry