Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965589Ab2EOPrI (ORCPT ); Tue, 15 May 2012 11:47:08 -0400 Received: from mail-vb0-f46.google.com ([209.85.212.46]:51933 "EHLO mail-vb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965291Ab2EOPrG (ORCPT ); Tue, 15 May 2012 11:47:06 -0400 Date: Tue, 15 May 2012 12:46:59 -0300 From: Arnaldo Carvalho de Melo To: David Ahern Cc: Peter Zijlstra , Linus Torvalds , Ingo Molnar , linux-kernel@vger.kernel.org Subject: Re: Perf events warning.. Message-ID: <20120515154659.GA7864@infradead.org> References: <1337034048.27020.137.camel@laptop> <1337078996.27694.26.camel@twins> <4FB2755F.9020606@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4FB2755F.9020606@gmail.com> X-Url: http://acmel.wordpress.com User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 812 Lines: 17 Em Tue, May 15, 2012 at 09:25:19AM -0600, David Ahern escreveu: > Perhaps it is specific to processor generation? Yesterday I noted > that perf-stat -g trips a WARNING only on Nehalem. Westmere works > fine - perf-stat -g generates output and no warning is triggered. > Arnaldo is using Sandy Bridge - though it's not clear if his success > (3.4.0-rc3 on server named sandy) or fail (3.4.0-rc4-uprobes on > felicio) was on a SNB. Both are sandy bridges, sandy is a notebook (Intel(R) Core(TM) i7-2920XM), felicio is a desktop (Intel(R) Core(TM) i5-2400). - Arnaldo -- 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/