Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758383Ab3IBJXT (ORCPT ); Mon, 2 Sep 2013 05:23:19 -0400 Received: from one.firstfloor.org ([193.170.194.197]:41962 "EHLO one.firstfloor.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754369Ab3IBJXR (ORCPT ); Mon, 2 Sep 2013 05:23:17 -0400 Date: Mon, 2 Sep 2013 11:23:15 +0200 From: Andi Kleen To: eranian@gmail.com Cc: Andi Kleen , Vince Weaver , LKML , linux-perf-users@vger.kernel.org, Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo Subject: Re: perf_event: rdpmc self-monitoring overhead issue Message-ID: <20130902092315.GI19750@two.firstfloor.org> References: <87ob8cdji8.fsf@tassilo.jf.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 682 Lines: 20 On Mon, Sep 02, 2013 at 10:24:13AM +0200, Stephane Eranian wrote: > On Mon, Sep 2, 2013 at 4:50 AM, Andi Kleen wrote: > > Stephane Eranian writes: > > > >> I don't see a flag in mmap() to fault it in immediately. > > > > MAP_PRESENT > > > I could not find this constant defined anywhere in the kernel source tree > nor in /usr/include. Are you sure of the name? MAP_POPULATE sorry -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/