Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756988AbaGBSOS (ORCPT ); Wed, 2 Jul 2014 14:14:18 -0400 Received: from mga01.intel.com ([192.55.52.88]:29569 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756797AbaGBSOR (ORCPT ); Wed, 2 Jul 2014 14:14:17 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.01,589,1400050800"; d="scan'208";a="564301860" Date: Wed, 2 Jul 2014 11:14:14 -0700 From: Andi Kleen To: Peter Zijlstra Cc: Andi Kleen , eranian@google.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH 1/2] perf, x86: Revamp PEBS event selection Message-ID: <20140702181414.GQ19781@tassilo.jf.intel.com> References: <1403910612-8754-1-git-send-email-andi@firstfloor.org> <1403910612-8754-2-git-send-email-andi@firstfloor.org> <20140702122902.GC19379@twins.programming.kicks-ass.net> <20140702153407.GN19781@tassilo.jf.intel.com> <20140702154307.GM19379@twins.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20140702154307.GM19379@twins.programming.kicks-ass.net> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > But also, I think we should conditionally allow the filter bits; > possibly with a sysfs file like I had. > > Back when we had to sort that SNB cycles thing it was tedious that Linus > could not just try things. Hmm, the code in your patch to handle it was quite nasty. I don't really see the situation repeating. -Andi -- ak@linux.intel.com -- Speaking for myself only -- 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/