Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755283Ab3IBIYQ (ORCPT ); Mon, 2 Sep 2013 04:24:16 -0400 Received: from mail-qa0-f52.google.com ([209.85.216.52]:55356 "EHLO mail-qa0-f52.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753273Ab3IBIYO (ORCPT ); Mon, 2 Sep 2013 04:24:14 -0400 MIME-Version: 1.0 Reply-To: eranian@gmail.com In-Reply-To: <87ob8cdji8.fsf@tassilo.jf.intel.com> References: <87ob8cdji8.fsf@tassilo.jf.intel.com> Date: Mon, 2 Sep 2013 10:24:13 +0200 Message-ID: Subject: Re: perf_event: rdpmc self-monitoring overhead issue From: Stephane Eranian To: Andi Kleen Cc: Vince Weaver , LKML , linux-perf-users@vger.kernel.org, Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 570 Lines: 14 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? -- 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/